<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head>
<!-- Document created using Wdesk -->
<!-- Copyright 2021 Workiva -->
<title>Document</title></head><body><div id="i9050ff4ef2614b4da4dee3eedfb34217_1"></div><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:98.900%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 3.77pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000000;border-top:2pt solid #000000;padding:2px 1pt 2px 3.77pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></td></tr></table></div><div style="margin-top:6pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">As filed with the Securities and Exchange Commission on May 17, 2021. </font></div><div style="margin-top:2pt;text-align:right"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Registration No.&#160;333-_____ </font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:120%">UNITED STATES<br>SECURITIES AND EXCHANGE COMMISSION</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:120%">WASHINGTON, D.C. 20549</font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:18pt;font-weight:700;line-height:120%">Form&#160;S-8</font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:120%">REGISTRATION STATEMENT<br>UNDER<br>THE SECURITIES ACT OF 1933</font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:24pt;font-weight:700;line-height:120%">Infrastructure and Energy Alternatives, Inc.</font></div><div style="margin-top:1pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Exact name of registrant as specified in its charter) </font></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:48.820%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.020%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:43.860%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Delaware</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">47-4787177</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(State or other jurisdiction of incorporation or organization)</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(I.R.S. Employer Identification No.)</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">6325 Digital Way, Suite 460</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">46278</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Indianapolis, Indiana</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Zip Code)</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Address of principal executive offices)</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:0 1pt"></td></tr></table></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:120%"><br></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Full title of the plans) </font></div><div style="margin-top:18pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Gil M. Melman<br>Executive Vice President, General Counsel, Corporate Secretary and Chief Compliance Officer<br>Infrastructure and Energy Alternatives, Inc.</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">6325 Digital Way, Suite 460<br>Indianapolis, Indiana 46278<br>(765)&#160;828-2580</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:120%"><br></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Name, address, including zip code, and telephone number,<br>including area code, of agent for service)</font></div><div style="margin-top:18pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">With a copy to&#58;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"><br>Clint Smith<br>Jones Walker LLP<br>201 St. Charles Avenue, Suite 5100<br>New Orleans, Louisiana 70170<br>(504)&#160;582-8429</font></div><div><img alt="image_01.jpg" src="image_01.jpg" style="height:2px;margin-bottom:5pt;vertical-align:text-bottom;width:576px"></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="margin-top:6pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of &#8220;large accelerated filer,&#8221; &#8220;accelerated filer,&#8221; &#8220;smaller reporting company,&#8221; and &#8220;emerging growth company&#8221; in Rule 12b-2 of the Exchange Act.</font></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:56.592%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:3.547%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:36.561%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Large accelerated filer &#9744;</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Accelerated filer &#9744;</font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Non-accelerated filer &#9746; </font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Smaller reporting company &#9746;</font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Emerging growth company &#9744;</font></div></td></tr></table></div><div style="margin-top:18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. </font><font style="font-family:'Wingdings',sans-serif;font-size:10pt;font-weight:400;line-height:120%"></font></div><div style="margin-top:18pt;text-align:center"><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="margin-top:18pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">CALCULATION OF REGISTRATION FEE</font></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:36.079%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.921%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:18.451%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.921%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:12.361%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.921%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:11.560%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.921%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:11.565%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Title of <br>Securities to be <br>Registered</font></td><td colspan="3" style="border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Amount to<br>Be<br>Registered</font></td><td colspan="3" style="border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Proposed<br>Maximum<br>Offering<br>Price Per<br>Share(3)</font></td><td colspan="3" style="border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Proposed<br>Maximum<br>Aggregate<br>Offering<br>Price</font></td><td colspan="3" style="border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="border-left:1pt solid #000;border-right:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Amount of<br>Registration<br>Fee</font></td></tr><tr><td colspan="3" style="background-color:#cceeff;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Common stock, par value $0.0001 per share, reserved for issuance pursuant to the Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan </font></td><td colspan="3" style="background-color:#cceeff;border-left:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#cceeff;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">2,000,000&#160;shares(1)</font></td><td colspan="3" style="background-color:#cceeff;border-left:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#cceeff;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">$11.41</font></td><td colspan="3" style="background-color:#cceeff;border-left:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#cceeff;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">$22,820,000</font></td><td colspan="3" style="background-color:#cceeff;border-left:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#cceeff;border-left:1pt solid #000;border-right:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">$2489.66</font></td></tr><tr><td colspan="3" style="background-color:#ffffff;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Common Stock, par value $0.0001 per share reserved for issuance pursuant to the Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan</font></td><td colspan="3" style="background-color:#ffffff;border-left:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">700,000 shares(2)</font></td><td colspan="3" style="background-color:#ffffff;border-left:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">$11.41</font></td><td colspan="3" style="background-color:#ffffff;border-left:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">$7,987,000</font></td><td colspan="3" style="background-color:#ffffff;border-left:1pt solid #000;border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;border-left:1pt solid #000;border-right:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">$871.38</font></td></tr><tr><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">TOTAL</font></div></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">2,700,000 shares</font></div></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">&#8213;</font></div></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">$30,807,000</font></div></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000;border-left:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="background-color:#cceeff;border-bottom:1pt solid #000;border-left:1pt solid #000;border-right:1pt solid #000;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">$3,361.04</font></td></tr></table></div><div style="margin-bottom:6pt"><font><br></font></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:98.900%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt 2px 3.77pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:3pt;font-weight:400;line-height:120%">&#160;</font></td></tr></table></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:4.028%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.441%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:93.131%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8.5pt;font-weight:400;line-height:120%">(1)</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Represents the number of additional shares of common stock, par value $0.0001 per share (the &#8220;Common Stock&#8221;), reserved for issuance under the Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan (as amended and restated, the &#8220;Equity Incentive Plan&#8221;). In addition, pursuant to Rule 416(a) under the Securities Act of 1933, as amended (the &#8220;Securities Act&#8221;), this registration statement (the &#8220;Registration Statement&#8221;) also covers any additional shares of Common Stock that become issuable pursuant to the Equity Incentive Plan by reason of any stock dividend, stock split, recapitalization or other similar transaction effected without the receipt of consideration that results in an increase in the number of shares of outstanding Common Stock.</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8.5pt;font-weight:400;line-height:120%">(2)</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Represents the number of shares of Common Stock reserved for issuance under the Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan (the &#8220;ESPP&#8221;). In addition, pursuant to Rule 416(a) under the Securities Act, this Registration Statement also covers any additional shares of Common Stock that become issuable pursuant to the ESPP by reason of any stock dividend, stock split, recapitalization or other similar transaction effected without the receipt of consideration that results in an increase in the number of shares of outstanding Common Stock.</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8.5pt;font-weight:400;line-height:120%">(3)</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Estimated solely for the purpose of calculating the registration fee pursuant to Rules 457(c) and (h)(1) under the Securities Act at $11.41 per share, which represents the average of the high ($12.08) and low ($10.74) prices of the Common Stock reported on the NASDAQ Stock Market, LLC on May 11, 2021.</font></td></tr></table></div><div><font><br></font></div><div style="margin-top:18pt"><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><div id="i9050ff4ef2614b4da4dee3eedfb34217_4"></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="-sec-extract:summary;margin-top:18pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">EXPLANATORY NOTE</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">This Registration Statement on Form S-8 is filed by Infrastructure and Energy Alternatives, Inc., a Delaware corporation (the &#8220;Company&#8221;), to register a total of 2,700,000 shares of Common Stock, which includes 2,000,000 additional shares of Common Stock to be offered under the Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan, as amended and restated (the &#8220;Equity Incentive Plan&#8221;), and 700,000 shares of Common Stock to be offered under the Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan (the &#8220;ESPP&#8221;), each as approved by the Company&#8217;s shareholders on May 13, 2021.</font></div><div style="margin-top:18pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">PART I<br>INFORMATION REQUIRED IN THE SECTION 10(a) PROSPECTUS</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item&#160;1. Plan Information.</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">*</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item&#160;2. Registrant Information and Employee Plan Annual Information.</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">*</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">_______________________________________________________________</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">* The documents containing the information specified in Part I will be provided to participants in accordance with Rule 428(b)(1) under the Securities Act.  In accordance with the Note to Part I of Form S-8, such documents are not required to be, and are not, filed with the Securities and Exchange Commission (the &#8220;Commission&#8221;), either as part of this Registration Statement or as prospectuses or prospectus supplements pursuant to Rule 424 under the Securities Act.  These documents, and the documents incorporated by reference in this Registration Statement pursuant to Item 3 of Part II of this Form S-8, taken together, constitute a prospectus that meets the requirements of Section 10(a) of the Securities Act.</font></div><div style="margin-top:18pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">PART II<br>INFORMATION REQUIRED IN THE REGISTRATION STATEMENT</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item&#160;3. Incorporation of Documents by Reference.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The following documents previously filed by the Company with the Commission under the Securities Exchange Act of 1934, as amended (the &#8220;Exchange Act&#8221;), are incorporated by reference into this Registration Statement&#58;</font></div><div style="margin-top:12pt;padding-left:36pt;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;padding-left:14.5pt">The Company&#8217;s Form 10-K for the fiscal year ended December 31, 2020</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:120%"> </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">filed with the Commission on March 8, 2021, including information specifically incorporated by reference into such Annual Report on Form 10-K from its Proxy Statement for its 2021 Annual Meeting of Stockholders, filed with the SEC on March 26, 2021 (the &#8220;Form 10-K for Fiscal 2020&#8221;)&#59;</font></div><div style="margin-top:12pt;padding-left:36pt;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;padding-left:14.5pt">The Company&#8217;s Form 10-Q for the quarterly period ended March 31, 2021 filed with the Commission on May 10, 2021&#59;</font></div><div style="margin-top:12pt;padding-left:36pt;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;padding-left:14.5pt">All other reports of the Company filed with the Commission pursuant to Section 13(a) or 15(d) of the Exchange Act since the end of the period covered by the Form 10-K for Fiscal 2020 (other than portions of those documents furnished or otherwise not deemed to be filed)&#59; and</font></div><div style="margin-top:12pt;padding-left:36pt;text-indent:-18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#8226;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;padding-left:14.5pt">The description of the Company&#8217;s Common Stock included in the &#8220;Description of Securities Registered under Section 12&#8221; filed as Exhibit 4.1 to the Form 10-K for Fiscal 2020, and including any amendment, exhibit, or report filed for the purpose of updating such description.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">All documents subsequently filed by the Company pursuant to Sections 13(a), 13(c), 14 and 15(d) of the Exchange Act (other than any information furnished pursuant to Item 2.02, Item 7.01 or Item 9.01 of any Current Report on Form 8-K unless we specifically state in such Current Report that such information is to be considered &#8220;filed&#8221; under </font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">the Exchange Act, or we specifically incorporate the information by reference into a filing under the Securities Act or the Exchange Act), prior to the filing of a post-effective amendment which indicates that all securities offered hereby have been sold or which deregisters all securities then remaining unsold, shall be deemed to be incorporated by reference herein and to be a part hereof from the date of filing of such documents.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Any statement contained in a document incorporated or deemed to be incorporated by reference herein shall be deemed to be modified or superseded for purposes of this Registration Statement to the extent that a statement contained herein or in any other subsequently filed document which also is or is deemed to be incorporated by reference herein modifies or supersedes such statement.  Any statement so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this Registration Statement.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item 4. Description of Securities.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Not applicable.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item 5. Interests of Named Experts and Counsel.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Not applicable.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item 6. Indemnification of Directors and Officers.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Section 145 of the Delaware General Corporation Law (the &#8220;DGCL&#8221;) provides that a corporation may indemnify any person, including an officer or director, who was or is, or is threatened to be made, a party to any threatened, pending or completed action, suit or proceeding, whether civil, criminal, administrative or investigative (other than an action by or in the right of such corporation), by reason of the fact that such person is or was a director, officer, employee or agent of such corporation, or is or was serving at the request of such corporation as a director, officer, employee or agent of another corporation, partnership, joint venture, trust or other enterprise.  The indemnity may include expenses (including attorneys&#8217; fees), judgments, fines and amounts paid in settlement actually and reasonably incurred by such person in connection with such action, suit or proceeding, provided such person acted in good faith and in a manner such person reasonably believed to be in or not opposed to the best interests of such corporation, and, with respect to any criminal actions and proceedings, had no reasonable cause to believe that his or her conduct was unlawful.  A Delaware corporation may indemnify any person, including an officer or director, who was or is, or is threatened to be made, a party to any threatened, pending or contemplated action or suit by or in the right of such corporation, under the same conditions, except that such indemnification is limited to expenses (including attorneys&#8217; fees) actually and reasonably incurred by such person, and except that no indemnification is permitted without judicial approval if such person is adjudged to be liable to such corporation.  Where an officer or director of a corporation is successful, on the merits or otherwise, in the defense of any action, suit or proceeding referred to above, or any claim, issue or matter therein, the corporation must indemnify that person against the expenses (including attorneys&#8217; fees) that such officer or director actually and reasonably incurred in connection therewith.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Section 145 of the DGCL further authorizes a corporation to purchase and maintain insurance on behalf of any person who is or was a director, officer, employee or agent of the corporation or is or was serving at the request of the corporation as a director, officer, employee or agent of another corporation or enterprise, against any liability asserted against him and incurred by him in any such capacity, or arising out of his or her status as such, whether or not the corporation would otherwise have the power to indemnify him under Section 145.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The rights provided in Section 145 of the DGCL are not exclusive, and a corporation may also provide for indemnification under bylaw, agreement, vote of stockholders or disinterested directors or otherwise.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Our amended and restated certificate of incorporation provides that the Company, to the full extent permitted by Section 145 of the DGCL, as amended from time to time, shall indemnify all persons whom it may indemnify pursuant thereto.  Expenses (including attorneys&#8217; fees) incurred by an officer or director in defending any civil, criminal, administrative, or investigative action, suit or proceeding for which such officer or director may be entitled </font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">to indemnification thereunder shall be paid by the Company in advance of the final disposition of such action, suit or proceeding upon receipt of an undertaking by or on behalf of such director or officer to repay such amount if it shall ultimately be determined that he or she is not entitled to be indemnified by the Company as authorized thereby.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Our bylaws provide for the indemnification of our directors, officers or other persons in accordance with our amended and restated certificate of incorporation. </font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We have obtained directors&#8217; and officers&#8217; insurance to cover our directors and officers for certain liabilities. </font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We have entered into indemnification agreements with each of our directors and our executive officers. The indemnification agreements require us, among other things, to indemnify our directors and officers against certain liabilities that may arise by reason of their status or service as directors and officers and to advance their expenses incurred as a result of any proceeding against them as to which they could be indemnified.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item 7. Exemption from Registration Claimed.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Not applicable.</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item&#160;8. Exhibits.</font></div><div style="margin-top:6pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;&#160;&#160;&#160;The following exhibits are filed as part of this Registration Statement&#58; </font></div><div style="margin-top:6pt"><font><br></font></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:6.647%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:91.153%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Exhibit</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Description</font></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.1</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:1.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236220000139/compositeamendedandres.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Composite Second Amended and Restated Certificate of Incorporation of Infrastructure and Energy Alternatives, Inc., as amended through May 29, 2020 (incorporated by reference to Exhibit 3.1 to the Company&#8217;s Quarterly Report on Form 10-Q (File No. 001-37796).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.2</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000110465918021312/a18-9134_1ex3d2.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Amended and Restated Bylaws of Infrastructure and Energy Alternatives,&#160;Inc. (incorporated by reference to Exhibit 3.2 of the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.3</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000110465918021312/a18-9134_1ex3d3.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Certificate of Designations of Series&#160;A Preferred Stock of Infrastructure and Energy Alternatives,&#160;Inc. (incorporated by reference to Exhibit&#160;3.3 to the Company&#8217;s Current Report on Form&#160;8-K (File No. 001-37796) filed March 29, 2018).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.4</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000100/seriesacertificateofdesign.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Amended and Restated Certificate of Designations of Series A Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.2 to the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed May 22, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.5</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000100/seriesbcertificateofdesign.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Certificate of Designations of Series B Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.1 to the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed May 22, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.6</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000165/codseriesb-1preferredstock.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Amended and Restated Certificate of Designations of Series B-1 Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.1 of the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed August 30, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.7</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000165/codseriesb-2preferredstock.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Certificate of Designations of Series B-2 Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.2 of the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed August 30, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.8</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000183/codseriesb-3preferredstock.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Certificate of Designations of Series B-3 Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.1 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.9</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000183/secondamendedandrestatedco.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Second Amended and Restated Certificate of Designations of Series B-1 Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.2 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.10</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000183/amendedandrestatedseriesb-.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Amended and Restated Certificate of Designations of Series B-2 Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.3 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.11</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000110465918021312/a18-9134_1ex4d1.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Specimen Common Stock Certificate (incorporated by reference to Exhibit 4.1 of the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).</a></font></div></td></tr></table></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:6.647%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:91.153%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.12</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000110465918021312/a18-9134_1ex4d2.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Specimen Preferred Stock Certificate (incorporated by reference to Exhibit 4.2 of the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.13</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000110465918021312/a18-9134_1ex4d3.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Specimen Warrant Certificate (incorporated by reference to Exhibit 4.3 of the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.14</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000165/aresspecialfundivlpwarrant.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Warrant Certificate, dated August 30, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Ares Special Situations Fund IV, L.P. (incorporated by reference to Exhibit 10.2 of the Company's Current Report on Form 8-K (File No. 001-37796) filed August 30, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.15</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000165/asofholdingsilpwarrantcert.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Warrant Certificate, dated August 30, 2019, by and among Infrastructure and Energy Alternatives, Inc. and ASOF Holdings I, L.P. (incorporated by reference to Exhibit 10.3 of the Company's Current Report on Form 8-K (File No. 001-37796) filed August 30, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.16</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000114420416112809/v444105_ex4-1.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Warrant Agreement, dated July 7, 2016, between the Company and Continental Stock Transfer &#38; Trust Company (incorporated by reference to Exhibit 4.1 of the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed July 13, 2016).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.17</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000110465918021312/a18-9134_1ex4d4.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Amended and Restated Warrant Agreement, dated as of March&#160;26, 2018, by and between the Company and Continental Stock Transfer&#160;&#38; Trust Company, as Warrant Agent. (incorporated by reference to Exhibit 4.4 of the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.18</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000100/areswarrantagreement.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Warrant Agreement, dated May 20, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Ares Special Situations Fund IV, L.P. (incorporated by reference to Exhibit 10.6 of the Company's Current Report on Form 8-K (File No. 001-37796) filed May 22, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.19</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000100/oaktreewarrantagreement.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Warrant Agreement, dated May 20, 2019, by and among Infrastructure and Energy Alternatives, Inc. and OT POF IEA Preferred B Aggregator, L.P. (incorporated by reference to Exhibit 10.7 of the Company's Current Report on Form 8-K (File No. 001-37796) filed May 22, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.20</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000183/warrantcertificatearesspec.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Warrant Certificate, dated November 14, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Ares Special Situations Fund IV, L.P. (incorporated by reference to Exhibit 10.2 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.21</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000183/warrantcertificateasofhold.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Warrant Certificate, dated November 14, 2019, by and among Infrastructure and Energy Alternatives, Inc. and ASOF Holdings I, L.P. (incorporated by reference to Exhibit 10.3 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.22</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236219000183/warrantcertificate-oaktree.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Warrant Certificate, dated November 14, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Infrastructure and Energy Alternatives, LLC (incorporated by reference to Exhibit 10.4 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.23</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236220000011/warrantagreementrightsoffe.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Form of Warrant Certificate (incorporated by reference to Exhibit A to Exhibit 4.1 to the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed March 4, 2020).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.24</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/1652362/000165236220000011/warrantagreementrightsoffe.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Warrant Agreement, dated as of March 3, 2020, by and between Infrastructure and Energy Alternatives, Inc. and Continental Stock Transfer &#38; Trust Company (incorporated by reference to Exhibit 4.1 of the Company&#8217;s Current Report on Form 8-K (File No. 001-37796) filed March 4, 2020).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.25</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1652362/000165236220000152/seniorindenture.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Form of Indenture for Senior Debt Securities (incorporated by reference to Exhibit 4.20 of the Company&#8217;s Registration Statement on Form S-3 (File No. 003-251148) filed December 4, 2020).</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.26</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1652362/000165236220000152/subordinatedindenture.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Form of Indenture for Subordinated Debt Securities (incorporated by reference to Exhibit 4.22 of the Company&#8217;s Registration Statement on Form S-3 (File No. 003-251148) filed December 4, 2020).</a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">4.27*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:5pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001652362/000165236221000077/iea-ex427formofwarrantcert.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Form of Warrant Certificate, dated March 23, 2021, by and among Infrastructure and Energy Alternatives, Inc. and each party to the Joinder Agreement to Registration Rights Agreement dated March 23, 2021 (incorporated by reference to Exhibit 10.1 of the Company&#8217;s Registration Statement on Form S-3 (File No. 003-255097) filed on April 7, 2021).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">5.1*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="padding-left:0.02pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="exhibit51joneswalkeropinio.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Legal Opinion of Jones Walker LLP.</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">23.1*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="padding-left:0.02pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="exhibit51joneswalkeropinio.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Consent of Jones Walker LLP (contained in Exhibit 5.1).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">23.2*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="padding-left:0.02pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="deloitteconsent-2021may2021.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Consent of Deloitte &#38; Touche, LLP.</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">24.1*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="padding-left:0.02pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="#i9050ff4ef2614b4da4dee3eedfb34217_59" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Power of Attorney (included on the signature page of this Registration Statement).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">99.1</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/0001652362/000165236221000097/iea-ar2018equityincentivep.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan, as amended and restated (incorporated by reference to Exhibit 10.1 filed with the Company&#8217;s Current Report on Form 8-K filed on May 14, 2021).</a></font></div></td></tr></table></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:6.647%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:91.153%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 1.02pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">99.2</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-bottom:1.5pt;margin-top:2.65pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="http://www.sec.gov/Archives/edgar/data/0001652362/000165236221000097/iea-2021employeestockpurch.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan (incorporated by reference to Exhibit 10.2 filed with the Company&#8217;s Current Report on Form 8-K filed on May 14, 2021).</a></font></div></td></tr></table><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:1.935%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.918%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:94.747%"></td><td style="width:0.1%"></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">*</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Filed herewith.</font></td></tr></table></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item 9. Undertakings.</font></div><div style="margin-top:18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">1.&#160;&#160;&#160;&#160;The undersigned Company hereby undertakes&#58;</font></div><div style="margin-top:18pt;padding-left:72pt;text-indent:-36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(a)&#160;&#160;&#160;&#160;To file, during any period in which offers or sales are being made, a post-effective amendment to the Registration Statement&#58;</font></div><div style="margin-top:18pt;padding-left:72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(i)&#160;&#160;&#160;&#160;To include any prospectus required by Section 10(a)(3) of the Securities Act&#59;</font></div><div style="margin-top:18pt;padding-left:72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(ii)&#160;&#160;&#160;&#160;To reflect in the prospectus any facts or events arising after the effective date of the Registration Statement (or the most recent post-effective amendment thereof) which, individually or in the aggregate, represent a fundamental change in the information set forth in the Registration Statement&#59; and</font></div><div style="margin-top:18pt;padding-left:72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(iii)&#160;&#160;&#160;&#160;To include any material information with respect to the plan of distribution not previously disclosed</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:120%"> </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">in the Registration Statement or any material change to such information in the Registration Statement&#59;</font></div><div style="margin-top:18pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">provided,</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">however,</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> that paragraphs (i) and (ii) do not apply if the information required to be included in a post-effective amendment by those paragraphs is contained in reports filed with or furnished to the Commission by the registrant pursuant to Section 13 or Section 15(d) of the Exchange Act that are incorporated by reference in this Registration Statement.</font></div><div style="margin-top:18pt;padding-left:72pt;text-indent:-36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(b)&#160;&#160;&#160;&#160;That, for the purpose of determining any liability under the Securities Act, each such post-effective amendment shall be deemed to be a new Registration Statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fide offering thereof&#59; and</font></div><div style="margin-top:18pt;padding-left:72pt;text-indent:-36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(c)&#160;&#160;&#160;&#160;To remove from registration by means of a post-effective amendment any of the securities being registered which remain unsold at the termination of the offering.</font></div><div style="margin-top:18pt;padding-left:36pt;text-indent:-36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">2.&#160;&#160;&#160;&#160;The undersigned Company hereby undertakes that, for purposes of determining any liability under the Securities Act, each filing of the Company&#8217;s annual report pursuant to Section 13(a) or Section 15(d) of the Exchange Act that is incorporated by reference in the Registration Statement shall be deemed to be a new Registration Statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fide offering thereof.</font></div><div style="margin-top:18pt;padding-left:36pt;text-indent:-36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">3.&#160;&#160;&#160;&#160;Insofar as indemnification for liabilities arising under the Securities Act may be permitted to directors, officers and controlling persons of the Company pursuant to the provisions set forth above, or otherwise, the Company has been advised that in the opinion of the Commission such indemnification is against public policy as expressed in the Securities Act and is, therefore, unenforceable. In the event that a claim for indemnification against such liabilities (other than the payment by the Company of expenses incurred or </font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="margin-top:18pt;padding-left:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">paid by a director, officer or controlling person of the Company in the successful defense of any action, suit or proceeding) is asserted by such director, officer or controlling person in connection with the securities being registered, the Company will, unless in the opinion of its counsel the matter has been settled by controlling precedent, submit to a court of appropriate jurisdiction the question whether such indemnification by it is against public policy as expressed in the Securities Act and will be governed by the final adjudication of such issue.</font></div><div style="margin-top:18pt;text-align:center"><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="text-align:center"><font><br></font></div><div id="i9050ff4ef2614b4da4dee3eedfb34217_59"></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">SIGNATURES</font></div><div style="margin-top:6pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;&#160;&#160;&#160;&#160;Pursuant to the requirements of the Securities Act, the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Indianapolis, State of Indiana, on May 17, 2021. </font></div><div style="margin-top:6pt"><font><br></font></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:46.816%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.028%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:3.707%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.883%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:38.966%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="9" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">INFRASTRUCTURE AND ENERGY ALTERNATIVES, INC.</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">By&#58;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; John Paul Roehm&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">John Paul Roehm<br>President and Chief Executive Officer</font></td></tr></table></div><div style="margin-top:18pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">POWER OF ATTORNEY</font></div><div style="margin-top:6pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;&#160;&#160;&#160;&#160;KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below hereby constitutes and appoints each of John Paul Roehm, Peter J. Moerbeek and Gil M. Melman, his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him and her and in his or her name, place and stead, in any and all capacities, to sign any and all amendments to this Registration Statement, and to file the same, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. </font></div><div style="margin-top:6pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;&#160;&#160;&#160;&#160;Pursuant to the requirements of the Securities Act, as amended, this Registration Statement has been signed by the following persons in the capacities on May 17, 2021. </font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div style="text-align:right"><font><br></font></div></div><div style="margin-bottom:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:29.028%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:1.944%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:62.682%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:1.946%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Signature</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Title</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:middle"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; John Paul Roehm</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">John Paul Roehm</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">President, Chief Executive Officer and Director</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Principal Executive Officer)</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; Peter Moerbeek&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Peter Moerbeek</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Executive Vice President and Chief Financial Officer</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Principal Financial Officer and Principal Accounting Officer)</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; Derek Glanvill</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Derek Glavill</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Director and Chairman</font></div><div style="text-align:center"><font><br></font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; Theodore Bunting, Jr.</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Theodore Bunting, Jr.</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Director</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; Michael Della Rocca</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Michael Della Rocca</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Director</font></div><div style="text-align:center"><font><br></font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; John Eber&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">John Eber</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Director</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; Charles Garner</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Charles Garner</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Director</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; Laurene B. Mahon</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Laurene B. Mahon</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Director</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; Terence Montgomery&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Terence Montgomery</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Director</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#47;s&#47; Matthew Underwood</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:120%">&#160;</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Matthew Underwood</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Director</font></div><div style="text-align:center"><font><br></font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#160;</font></td></tr></table></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div></body></html>
[{"type": "S-8", "sequence": "1", "filename": "s-8registrationstatementma.htm", "description": "S-8", "secsgml_size_bytes": 117090}]
{"company-data": {"conformed-name": "Infrastructure & Energy Alternatives, Inc.", "cik": "0001652362", "assigned-sic": "6770", "irs-number": "474787177", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-256215", "film-number": "21932164"}, "business-address": {"street1": "6325 DIGITAL WAY", "street2": "SUITE 460", "city": "INDIANAPOLIS", "state": "IN", "zip": "46278", "phone": "(765) 828-2580"}, "mail-address": {"street1": "6325 DIGITAL WAY", "street2": "SUITE 460", "city": "INDIANAPOLIS", "state": "IN", "zip": "46278"}, "former-company": {"former-conformed-name": "M III Acquisition Corp.", "date-changed": "20150902"}}
Document
As filed with the Securities and Exchange Commission on May 17, 2021.
Registration No. 333-_____
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
Form S-8
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933
Infrastructure and Energy Alternatives, Inc.
(Exact name of registrant as specified in its charter)
Delaware
47-4787177
(State or other jurisdiction of incorporation or organization)
(I.R.S. Employer Identification No.)
6325 Digital Way, Suite 460
46278
Indianapolis, Indiana
(Zip Code)
(Address of principal executive offices)
Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan
Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan
(Full title of the plans)
Gil M. Melman
Executive Vice President, General Counsel, Corporate Secretary and Chief Compliance Officer
Infrastructure and Energy Alternatives, Inc.
6325 Digital Way, Suite 460
Indianapolis, Indiana 46278
(765) 828-2580
(Name, address, including zip code, and telephone number,
including area code, of agent for service)
With a copy to:
Clint Smith
Jones Walker LLP
201 St. Charles Avenue, Suite 5100
New Orleans, Louisiana 70170
(504) 582-8429
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of "large accelerated filer," "accelerated filer," "smaller reporting company," and "emerging growth company" in Rule 12b-2 of the Exchange Act.
Large accelerated filer ☐
Accelerated filer ☐
Non-accelerated filer ☒
Smaller reporting company ☒
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act.
CALCULATION OF REGISTRATION FEE
Title of
Securities to be
Registered
Amount to
Be
Registered
Proposed
Maximum
Offering
Price Per
Share(3)
Proposed
Maximum
Aggregate
Offering
Price
Amount of
Registration
Fee
Common stock, par value $0.0001 per share, reserved for issuance pursuant to the Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan
2,000,000 shares(1)
$11.41
$22,820,000
$2489.66
Common Stock, par value $0.0001 per share reserved for issuance pursuant to the Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan
700,000 shares(2)
$11.41
$7,987,000
$871.38
TOTAL
2,700,000 shares
―
$30,807,000
$3,361.04
(1)
Represents the number of additional shares of common stock, par value $0.0001 per share (the "Common Stock"), reserved for issuance under the Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan (as amended and restated, the "Equity Incentive Plan"). In addition, pursuant to Rule 416(a) under the Securities Act of 1933, as amended (the "Securities Act"), this registration statement (the "Registration Statement") also covers any additional shares of Common Stock that become issuable pursuant to the Equity Incentive Plan by reason of any stock dividend, stock split, recapitalization or other similar transaction effected without the receipt of consideration that results in an increase in the number of shares of outstanding Common Stock.
(2)
Represents the number of shares of Common Stock reserved for issuance under the Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan (the "ESPP"). In addition, pursuant to Rule 416(a) under the Securities Act, this Registration Statement also covers any additional shares of Common Stock that become issuable pursuant to the ESPP by reason of any stock dividend, stock split, recapitalization or other similar transaction effected without the receipt of consideration that results in an increase in the number of shares of outstanding Common Stock.
(3)
Estimated solely for the purpose of calculating the registration fee pursuant to Rules 457(c) and (h)(1) under the Securities Act at $11.41 per share, which represents the average of the high ($12.08) and low ($10.74) prices of the Common Stock reported on the NASDAQ Stock Market, LLC on May 11, 2021.
EXPLANATORY NOTE
This Registration Statement on Form S-8 is filed by Infrastructure and Energy Alternatives, Inc., a Delaware corporation (the "Company"), to register a total of 2,700,000 shares of Common Stock, which includes 2,000,000 additional shares of Common Stock to be offered under the Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan, as amended and restated (the "Equity Incentive Plan"), and 700,000 shares of Common Stock to be offered under the Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan (the "ESPP"), each as approved by the Company's shareholders on May 13, 2021.
PART I
INFORMATION REQUIRED IN THE SECTION 10(a) PROSPECTUS
Item 1. Plan Information.
*
Item 2. Registrant Information and Employee Plan Annual Information.
*
_______________________________________________________________
* The documents containing the information specified in Part I will be provided to participants in accordance with Rule 428(b)(1) under the Securities Act.  In accordance with the Note to Part I of Form S-8, such documents are not required to be, and are not, filed with the Securities and Exchange Commission (the "Commission"), either as part of this Registration Statement or as prospectuses or prospectus supplements pursuant to Rule 424 under the Securities Act.  These documents, and the documents incorporated by reference in this Registration Statement pursuant to Item 3 of Part II of this Form S-8, taken together, constitute a prospectus that meets the requirements of Section 10(a) of the Securities Act.
PART II
INFORMATION REQUIRED IN THE REGISTRATION STATEMENT
Item 3. Incorporation of Documents by Reference.
The following documents previously filed by the Company with the Commission under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), are incorporated by reference into this Registration Statement:
•
The Company's Form 10-K for the fiscal year ended December 31, 2020
filed with the Commission on March 8, 2021, including information specifically incorporated by reference into such Annual Report on Form 10-K from its Proxy Statement for its 2021 Annual Meeting of Stockholders, filed with the SEC on March 26, 2021 (the "Form 10-K for Fiscal 2020");
•
The Company's Form 10-Q for the quarterly period ended March 31, 2021 filed with the Commission on May 10, 2021;
•
All other reports of the Company filed with the Commission pursuant to Section 13(a) or 15(d) of the Exchange Act since the end of the period covered by the Form 10-K for Fiscal 2020 (other than portions of those documents furnished or otherwise not deemed to be filed); and
•
The description of the Company's Common Stock included in the "Description of Securities Registered under Section 12" filed as Exhibit 4.1 to the Form 10-K for Fiscal 2020, and including any amendment, exhibit, or report filed for the purpose of updating such description.
All documents subsequently filed by the Company pursuant to Sections 13(a), 13(c), 14 and 15(d) of the Exchange Act (other than any information furnished pursuant to Item 2.02, Item 7.01 or Item 9.01 of any Current Report on Form 8-K unless we specifically state in such Current Report that such information is to be considered "filed" under
the Exchange Act, or we specifically incorporate the information by reference into a filing under the Securities Act or the Exchange Act), prior to the filing of a post-effective amendment which indicates that all securities offered hereby have been sold or which deregisters all securities then remaining unsold, shall be deemed to be incorporated by reference herein and to be a part hereof from the date of filing of such documents.
Any statement contained in a document incorporated or deemed to be incorporated by reference herein shall be deemed to be modified or superseded for purposes of this Registration Statement to the extent that a statement contained herein or in any other subsequently filed document which also is or is deemed to be incorporated by reference herein modifies or supersedes such statement.  Any statement so modified or superseded shall not be deemed, except as so modified or superseded, to constitute a part of this Registration Statement.
Item 4. Description of Securities.
Not applicable.
Item 5. Interests of Named Experts and Counsel.
Not applicable.
Item 6. Indemnification of Directors and Officers.
Section 145 of the Delaware General Corporation Law (the "DGCL") provides that a corporation may indemnify any person, including an officer or director, who was or is, or is threatened to be made, a party to any threatened, pending or completed action, suit or proceeding, whether civil, criminal, administrative or investigative (other than an action by or in the right of such corporation), by reason of the fact that such person is or was a director, officer, employee or agent of such corporation, or is or was serving at the request of such corporation as a director, officer, employee or agent of another corporation, partnership, joint venture, trust or other enterprise.  The indemnity may include expenses (including attorneys' fees), judgments, fines and amounts paid in settlement actually and reasonably incurred by such person in connection with such action, suit or proceeding, provided such person acted in good faith and in a manner such person reasonably believed to be in or not opposed to the best interests of such corporation, and, with respect to any criminal actions and proceedings, had no reasonable cause to believe that his or her conduct was unlawful.  A Delaware corporation may indemnify any person, including an officer or director, who was or is, or is threatened to be made, a party to any threatened, pending or contemplated action or suit by or in the right of such corporation, under the same conditions, except that such indemnification is limited to expenses (including attorneys' fees) actually and reasonably incurred by such person, and except that no indemnification is permitted without judicial approval if such person is adjudged to be liable to such corporation.  Where an officer or director of a corporation is successful, on the merits or otherwise, in the defense of any action, suit or proceeding referred to above, or any claim, issue or matter therein, the corporation must indemnify that person against the expenses (including attorneys' fees) that such officer or director actually and reasonably incurred in connection therewith.
Section 145 of the DGCL further authorizes a corporation to purchase and maintain insurance on behalf of any person who is or was a director, officer, employee or agent of the corporation or is or was serving at the request of the corporation as a director, officer, employee or agent of another corporation or enterprise, against any liability asserted against him and incurred by him in any such capacity, or arising out of his or her status as such, whether or not the corporation would otherwise have the power to indemnify him under Section 145.
The rights provided in Section 145 of the DGCL are not exclusive, and a corporation may also provide for indemnification under bylaw, agreement, vote of stockholders or disinterested directors or otherwise.
Our amended and restated certificate of incorporation provides that the Company, to the full extent permitted by Section 145 of the DGCL, as amended from time to time, shall indemnify all persons whom it may indemnify pursuant thereto.  Expenses (including attorneys' fees) incurred by an officer or director in defending any civil, criminal, administrative, or investigative action, suit or proceeding for which such officer or director may be entitled
to indemnification thereunder shall be paid by the Company in advance of the final disposition of such action, suit or proceeding upon receipt of an undertaking by or on behalf of such director or officer to repay such amount if it shall ultimately be determined that he or she is not entitled to be indemnified by the Company as authorized thereby.
Our bylaws provide for the indemnification of our directors, officers or other persons in accordance with our amended and restated certificate of incorporation.
We have obtained directors' and officers' insurance to cover our directors and officers for certain liabilities.
We have entered into indemnification agreements with each of our directors and our executive officers. The indemnification agreements require us, among other things, to indemnify our directors and officers against certain liabilities that may arise by reason of their status or service as directors and officers and to advance their expenses incurred as a result of any proceeding against them as to which they could be indemnified.
Item 7. Exemption from Registration Claimed.
Not applicable.
Item 8. Exhibits.
The following exhibits are filed as part of this Registration Statement:
Exhibit
Description
4.1
Composite Second Amended and Restated Certificate of Incorporation of Infrastructure and Energy Alternatives, Inc., as amended through May 29, 2020 (incorporated by reference to Exhibit 3.1 to the Company's Quarterly Report on Form 10-Q (File No. 001-37796).
4.2
Amended and Restated Bylaws of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.2 of the Company's Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).
4.3
Certificate of Designations of Series A Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.3 to the Company's Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).
4.4
Amended and Restated Certificate of Designations of Series A Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.2 to the Company's Current Report on Form 8-K (File No. 001-37796) filed May 22, 2019).
4.5
Certificate of Designations of Series B Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.1 to the Company's Current Report on Form 8-K (File No. 001-37796) filed May 22, 2019).
4.6
Amended and Restated Certificate of Designations of Series B-1 Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.1 of the Company's Current Report on Form 8-K (File No. 001-37796) filed August 30, 2019).
4.7
Certificate of Designations of Series B-2 Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.2 of the Company's Current Report on Form 8-K (File No. 001-37796) filed August 30, 2019).
4.8
Certificate of Designations of Series B-3 Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.1 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).
4.9
Second Amended and Restated Certificate of Designations of Series B-1 Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.2 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).
4.10
Amended and Restated Certificate of Designations of Series B-2 Preferred Stock of Infrastructure and Energy Alternatives, Inc. (incorporated by reference to Exhibit 3.3 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).
4.11
Specimen Common Stock Certificate (incorporated by reference to Exhibit 4.1 of the Company's Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).
4.12
Specimen Preferred Stock Certificate (incorporated by reference to Exhibit 4.2 of the Company's Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).
4.13
Specimen Warrant Certificate (incorporated by reference to Exhibit 4.3 of the Company's Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).
4.14
Warrant Certificate, dated August 30, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Ares Special Situations Fund IV, L.P. (incorporated by reference to Exhibit 10.2 of the Company's Current Report on Form 8-K (File No. 001-37796) filed August 30, 2019).
4.15
Warrant Certificate, dated August 30, 2019, by and among Infrastructure and Energy Alternatives, Inc. and ASOF Holdings I, L.P. (incorporated by reference to Exhibit 10.3 of the Company's Current Report on Form 8-K (File No. 001-37796) filed August 30, 2019).
4.16
Warrant Agreement, dated July 7, 2016, between the Company and Continental Stock Transfer & Trust Company (incorporated by reference to Exhibit 4.1 of the Company's Current Report on Form 8-K (File No. 001-37796) filed July 13, 2016).
4.17
Amended and Restated Warrant Agreement, dated as of March 26, 2018, by and between the Company and Continental Stock Transfer & Trust Company, as Warrant Agent. (incorporated by reference to Exhibit 4.4 of the Company's Current Report on Form 8-K (File No. 001-37796) filed March 29, 2018).
4.18
Warrant Agreement, dated May 20, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Ares Special Situations Fund IV, L.P. (incorporated by reference to Exhibit 10.6 of the Company's Current Report on Form 8-K (File No. 001-37796) filed May 22, 2019).
4.19
Warrant Agreement, dated May 20, 2019, by and among Infrastructure and Energy Alternatives, Inc. and OT POF IEA Preferred B Aggregator, L.P. (incorporated by reference to Exhibit 10.7 of the Company's Current Report on Form 8-K (File No. 001-37796) filed May 22, 2019).
4.20
Warrant Certificate, dated November 14, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Ares Special Situations Fund IV, L.P. (incorporated by reference to Exhibit 10.2 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).
4.21
Warrant Certificate, dated November 14, 2019, by and among Infrastructure and Energy Alternatives, Inc. and ASOF Holdings I, L.P. (incorporated by reference to Exhibit 10.3 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).
4.22
Warrant Certificate, dated November 14, 2019, by and among Infrastructure and Energy Alternatives, Inc. and Infrastructure and Energy Alternatives, LLC (incorporated by reference to Exhibit 10.4 of the Company's Current Report on Form 8-K (File No. 001-37796) filed November 15, 2019).
4.23
Form of Warrant Certificate (incorporated by reference to Exhibit A to Exhibit 4.1 to the Company's Current Report on Form 8-K (File No. 001-37796) filed March 4, 2020).
4.24
Warrant Agreement, dated as of March 3, 2020, by and between Infrastructure and Energy Alternatives, Inc. and Continental Stock Transfer & Trust Company (incorporated by reference to Exhibit 4.1 of the Company's Current Report on Form 8-K (File No. 001-37796) filed March 4, 2020).
4.25
Form of Indenture for Senior Debt Securities (incorporated by reference to Exhibit 4.20 of the Company's Registration Statement on Form S-3 (File No. 003-251148) filed December 4, 2020).
4.26
Form of Indenture for Subordinated Debt Securities (incorporated by reference to Exhibit 4.22 of the Company's Registration Statement on Form S-3 (File No. 003-251148) filed December 4, 2020).
4.27*
Form of Warrant Certificate, dated March 23, 2021, by and among Infrastructure and Energy Alternatives, Inc. and each party to the Joinder Agreement to Registration Rights Agreement dated March 23, 2021 (incorporated by reference to Exhibit 10.1 of the Company's Registration Statement on Form S-3 (File No. 003-255097) filed on April 7, 2021).
5.1*
Legal Opinion of Jones Walker LLP.
23.1*
Consent of Jones Walker LLP (contained in Exhibit 5.1).
23.2*
Consent of Deloitte & Touche, LLP.
24.1*
Power of Attorney (included on the signature page of this Registration Statement).
99.1
Infrastructure and Energy Alternatives, Inc. 2018 Equity Incentive Plan, as amended and restated (incorporated by reference to Exhibit 10.1 filed with the Company's Current Report on Form 8-K filed on May 14, 2021).
99.2
Infrastructure and Energy Alternatives, Inc. 2021 Employee Stock Purchase Plan (incorporated by reference to Exhibit 10.2 filed with the Company's Current Report on Form 8-K filed on May 14, 2021).
*
Filed herewith.
Item 9. Undertakings.
1.    The undersigned Company hereby undertakes:
(a)    To file, during any period in which offers or sales are being made, a post-effective amendment to the Registration Statement:
(i)    To include any prospectus required by Section 10(a)(3) of the Securities Act;
(ii)    To reflect in the prospectus any facts or events arising after the effective date of the Registration Statement (or the most recent post-effective amendment thereof) which, individually or in the aggregate, represent a fundamental change in the information set forth in the Registration Statement; and
(iii)    To include any material information with respect to the plan of distribution not previously disclosed
in the Registration Statement or any material change to such information in the Registration Statement;
provided,
however,
that paragraphs (i) and (ii) do not apply if the information required to be included in a post-effective amendment by those paragraphs is contained in reports filed with or furnished to the Commission by the registrant pursuant to Section 13 or Section 15(d) of the Exchange Act that are incorporated by reference in this Registration Statement.
(b)    That, for the purpose of determining any liability under the Securities Act, each such post-effective amendment shall be deemed to be a new Registration Statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fide offering thereof; and
(c)    To remove from registration by means of a post-effective amendment any of the securities being registered which remain unsold at the termination of the offering.
2.    The undersigned Company hereby undertakes that, for purposes of determining any liability under the Securities Act, each filing of the Company's annual report pursuant to Section 13(a) or Section 15(d) of the Exchange Act that is incorporated by reference in the Registration Statement shall be deemed to be a new Registration Statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fide offering thereof.
3.    Insofar as indemnification for liabilities arising under the Securities Act may be permitted to directors, officers and controlling persons of the Company pursuant to the provisions set forth above, or otherwise, the Company has been advised that in the opinion of the Commission such indemnification is against public policy as expressed in the Securities Act and is, therefore, unenforceable. In the event that a claim for indemnification against such liabilities (other than the payment by the Company of expenses incurred or
paid by a director, officer or controlling person of the Company in the successful defense of any action, suit or proceeding) is asserted by such director, officer or controlling person in connection with the securities being registered, the Company will, unless in the opinion of its counsel the matter has been settled by controlling precedent, submit to a court of appropriate jurisdiction the question whether such indemnification by it is against public policy as expressed in the Securities Act and will be governed by the final adjudication of such issue.
SIGNATURES
Pursuant to the requirements of the Securities Act, the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Indianapolis, State of Indiana, on May 17, 2021.
INFRASTRUCTURE AND ENERGY ALTERNATIVES, INC.
By:
/s/ John Paul Roehm
John Paul Roehm
President and Chief Executive Officer
POWER OF ATTORNEY
KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below hereby constitutes and appoints each of John Paul Roehm, Peter J. Moerbeek and Gil M. Melman, his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him and her and in his or her name, place and stead, in any and all capacities, to sign any and all amendments to this Registration Statement, and to file the same, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof.
Pursuant to the requirements of the Securities Act, as amended, this Registration Statement has been signed by the following persons in the capacities on May 17, 2021.
Signature
Title
/s/ John Paul Roehm
John Paul Roehm
President, Chief Executive Officer and Director
(Principal Executive Officer)
/s/ Peter Moerbeek
Peter Moerbeek
Executive Vice President and Chief Financial Officer
(Principal Financial Officer and Principal Accounting Officer)
/s/ Derek Glanvill
Derek Glavill
Director and Chairman
/s/ Theodore Bunting, Jr.
Theodore Bunting, Jr.
Director
/s/ Michael Della Rocca
Michael Della Rocca
Director
/s/ John Eber
John Eber
Director
/s/ Charles Garner
Charles Garner
Director
/s/ Laurene B. Mahon
Laurene B. Mahon
Director
/s/ Terence Montgomery
Terence Montgomery
Director
/s/ Matthew Underwood
Matthew Underwood
Director