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  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B></B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>As filed with the Securities and Exchange
  Commission on September 3, 2020</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
  
  <!-- Field: Rule-Page --><DIV STYLE="margin-top: 0; margin-bottom: 0; width: 100%"><DIV STYLE="font-size: 1pt; border-top: Black 2pt solid; border-bottom: Black 1pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>&nbsp;</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>UNITED STATES</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>WASHINGTON, D.C. 20549</B></P>
  
  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>FORM S-8</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>REGISTRATION STATEMENT</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>UNDER</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>THE SECURITIES ACT OF 1933</B></P>
  
  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>SG BLOCKS, INC.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><I>(Exact name of registrant as specified
  in its charter)</I></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <TR>
      <TD STYLE="border-bottom: Black 1.5pt solid; width: 49%; text-align: center; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Delaware</B></FONT></TD>
      <TD STYLE="padding-bottom: 1.5pt; width: 2%">&nbsp;</TD>
      <TD STYLE="border-bottom: Black 1.5pt solid; width: 49%; text-align: center; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>95-4463937</B></FONT></TD></TR>
  <TR>
      <TD STYLE="text-align: center; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><I>(State or other jurisdiction<BR>
  of incorporation or organization)</I></FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><I>(I.R.S. Employer<BR>
  Identification Number)</I></FONT></TD></TR>
  </TABLE>
  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>SG Blocks, Inc.<BR>
  17 State Street, 19th Floor</b></P>
  
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>New York, New
  York 10004</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B></B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: center"><B>(646) 240-4235</B></P>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B></B></P>
  
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><I>(Address, including ZIP code, and telephone
  number, including</I></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><I>area code, of registrant&rsquo;s principal
  executive office)</I></P>
  
  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>SG BLOCKS, INC. STOCK INCENTIVE PLAN</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><I>(Full title of the Plan)</I></P>
  
  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Paul M. Galvin<BR>
  SG Blocks, Inc.<BR>
  17 State Street, 19th Floor</b></P>
  
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>New York, New
  York 10004</B></P>
  
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>(646) 240-4235</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><I>(Name, address and telephone number of
  agent for service of process)</I></P>
  
  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B><I>WITH COPIES TO:</I></B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: center; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Leslie Marlow, Esq.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Hank Gracin, Esq</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Patrick J. Egan, Esq.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Gracin &amp; Marlow, LLP</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>The Chrysler Building</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>405 Lexington Avenue, 26<SUP>th</SUP></B>&nbsp;<B>Floor</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>New York, New York 10174</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>(212) 907-6457</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><I>(Name, address and telephone number)</I></P>
  
  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">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 &ldquo;large accelerated filer,&rdquo; &ldquo;accelerated filer&rdquo; &ldquo;smaller reporting
  company&rdquo; and &ldquo;emerging growth company&rdquo; in Rule 12b-2 of the Exchange Act.:</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <TR STYLE="vertical-align: top">
      <TD STYLE="width: 60%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Large accelerated filer &nbsp;&nbsp;&#9744;</FONT></TD>
      <TD STYLE="width: 40%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Accelerated filer &nbsp;&#9744;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Non-accelerated filer &nbsp;&nbsp;&#9746;</FONT></TD>
      <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Smaller reporting company &nbsp;&#9746;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Emerging growth company &nbsp;&#9744;</FONT></TD></TR>
  </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">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 13(a) of the Exchange Act.&nbsp;&nbsp;&#9744;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  
  <!-- Field: Page; Sequence: 1 -->
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  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><B>&nbsp;</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>CALCULATION OF REGISTRATION FEE</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%; font: 10pt Times New Roman, Times, Serif">
  <TR STYLE="vertical-align: bottom">
      <TD STYLE="white-space: nowrap; font-weight: bold; border-bottom: Black 1.5pt solid">Title&nbsp;of Securities to be Registered</TD><TD STYLE="white-space: nowrap; padding-bottom: 1.5pt">&nbsp;</TD>
      <TD STYLE="white-space: nowrap; text-align: center; border-bottom: Black 1.5pt solid"><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Amount&nbsp;to&nbsp;be<BR>
  Registered&nbsp;(1)(2)</B></P></TD><TD STYLE="white-space: nowrap; padding-bottom: 1.5pt">&nbsp;</TD>
      <TD COLSPAN="2" STYLE="white-space: nowrap; text-align: center; border-bottom: Black 1.5pt solid"><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Proposed<BR>
  Maximum</B></P> <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Offering<BR>
  Price<BR>
  Per&nbsp;Share(3)</B></P></TD><TD STYLE="white-space: nowrap; padding-bottom: 1.5pt">&nbsp;</TD><TD STYLE="white-space: nowrap; padding-bottom: 1.5pt">&nbsp;</TD>
      <TD COLSPAN="2" STYLE="white-space: nowrap; text-align: center; border-bottom: Black 1.5pt solid"><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Proposed<BR>
  Maximum<BR>
  Aggregate<BR>
  Offering<BR>
  Price(3)</B></P></TD><TD STYLE="white-space: nowrap; padding-bottom: 1.5pt">&nbsp;</TD><TD STYLE="white-space: nowrap; padding-bottom: 1.5pt">&nbsp;</TD>
      <TD COLSPAN="2" STYLE="white-space: nowrap; text-align: center; border-bottom: Black 1.5pt solid"><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Amount&nbsp;of<BR>
  Registration<BR>
  Fee(4)</B></P></TD><TD STYLE="white-space: nowrap; padding-bottom: 1.5pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom; background-color: White">
      <TD STYLE="width: 52%">&nbsp;</TD><TD STYLE="width: 1%">&nbsp;</TD>
      <TD STYLE="width: 11%">&nbsp;</TD><TD STYLE="width: 1%">&nbsp;</TD>
      <TD STYLE="width: 1%; text-align: left">&nbsp;</TD><TD STYLE="width: 9%; text-align: right">&nbsp;</TD><TD STYLE="width: 1%; text-align: left">&nbsp;</TD><TD STYLE="width: 1%">&nbsp;</TD>
      <TD STYLE="width: 1%; text-align: left">&nbsp;</TD><TD STYLE="width: 9%; text-align: right">&nbsp;</TD><TD STYLE="width: 1%; text-align: left">&nbsp;</TD><TD STYLE="width: 1%">&nbsp;</TD>
      <TD STYLE="width: 1%; text-align: left">&nbsp;</TD><TD STYLE="width: 9%; text-align: right">&nbsp;</TD><TD STYLE="width: 1%; text-align: left">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
      <TD STYLE="text-indent: -0.125in; padding-left: 0.125in; text-align: left">Common Stock, par value $0.01 per share, to be issued under the SG Blocks, Inc. Stock Incentive Plan</TD><TD>&nbsp;</TD>
      <TD STYLE="text-align: center">1,000,000 shares</TD><TD>&nbsp;</TD>
      <TD STYLE="text-align: left">$</TD><TD STYLE="text-align: right">2.15</TD><TD STYLE="text-align: left">&nbsp;</TD><TD>&nbsp;</TD>
      <TD STYLE="text-align: left">$</TD><TD STYLE="text-align: right">2,150,000</TD><TD STYLE="text-align: left">&nbsp;</TD><TD>&nbsp;</TD>
      <TD STYLE="text-align: left">$</TD><TD STYLE="text-align: right"><P STYLE="margin: 0; font: 10pt Times New Roman, Times, Serif">279.07</P></TD><TD STYLE="text-align: left">&nbsp;</TD></TR>
  </TABLE>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <!-- Field: Rule-Page --><DIV STYLE="margin-top: 0; margin-bottom: 0; width: 25%"><DIV STYLE="font-size: 1pt; border-top: Black 1.5pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify; width: 24px"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(1)</FONT></TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The securities to be registered include options and other rights to acquire the common stock of SG Blocks, Inc. (the &ldquo;Registrant&rdquo;).</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(2)</FONT></TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Pursuant to Rule 416(a) under the Securities Act of 1933, as amended (the &ldquo;Securities Act&rdquo;), this registration statement also covers any additional securities that may be offered or issued in connection with any stock split, stock dividend or similar transaction.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(3)</FONT></TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Calculated pursuant to Rule 457(c) and 457(h) of the Securities
  Act solely for purposes of calculating the registration fee. The price for the shares under the plan is based upon the average
  of the high and low sale prices of the Registrant&rsquo;s common stock reported on the NASDAQ Capital Market on August 28, 2020.</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="text-align: justify; text-indent: 2.25pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(4)</FONT></TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Calculated under Section 6(b) of the Securities Act as .00012980 of the proposed maximum aggregate offering price.</FONT></TD></TR>
  </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>
  
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  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  
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  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><B>&nbsp;</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>EXPLANATORY NOTE</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">SG Blocks, Inc. (the
  &ldquo;Registrant&rdquo; or the &ldquo;Company&rdquo;) filed with the Securities and Exchange Commission (the &ldquo;Commission&rdquo;)
  its Registration Statement on Form S-8&nbsp;(Registration No. 333-223950) on March 27, 2018 (the &ldquo;March 2018 Registration
  Statement&rdquo;) pursuant to and in accordance with the requirements of General Instruction E to Form S-8 for the purpose of registering
  under the Securities Act of 1933, as amended (the &ldquo;Securities Act&rdquo;), 75,000 shares (1,500,000 shares on a pre-split
  basis) of common stock, par value $0.01 per share (the &ldquo;Common Stock&rdquo;), to be offered and sold under the Registrant&rsquo;s
  Stock Incentive Plan, as it may be amended (hereinafter referred to as the &ldquo;Plan&rdquo;).&nbsp;&nbsp;Pursuant to General
  Instruction E to Form S-8, the contents of the 2018 Registration Statement are incorporated into this Registration Statement by
  reference.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in"><FONT STYLE="background-color: white">The
  Registrant also filed with the Commission its Registration Statement on Form S-8&nbsp;(Registration No. 333-233352) on June 5,
  2018 (the &ldquo;June 2018 Registration Statement&rdquo;) pursuant to and in accordance with the requirements of General Instruction
  E to Form S-8 for the purpose of registering under the Securities Act an additional 50,000 shares (1,000,000 shares on a pre-split
  basis) of Common Stock to be offered and sold under the Plan.&nbsp;&nbsp;These additional 50,000 shares of Common Stock were added
  pursuant to the adoption of Amendment No. 1 to the Plan. &nbsp;Pursuant to General Instruction E to Form S-8, the contents of the
  2019 Registration Statement are incorporated into this Registration Statement by reference.</FONT></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">The Registrant is filing
  this Registration Statement on Form S-8 (the &ldquo;Registration Statement&rdquo;) to register an additional 1,000,000 shares of
  Common Stock that were added to the Plan by a vote of the Registrant&rsquo;s stockholders at the Registrant&rsquo;s 2020 Annual
  Meeting of Stockholders that was held on July 30, 2020 (the &ldquo;2020 Annual Meeting&rdquo;), whereby the stockholders approved
  Amendment No. 2 to the Plan. &nbsp;A<FONT STYLE="background-color: white">mendment No. 2 to the Plan increased the number of shares
  of Common Stock with respect to which awards may be granted under the Plan to an aggregate of 1,125,000 shares of Common Stock.</FONT></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>
  
  
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  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><B>&nbsp;</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>PART I</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>INFORMATION REQUIRED IN THE SECTION 10(a)
  PROSPECTUS</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item&nbsp;1. Plan Information*</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item&nbsp;2. Registrant Information and Employee Plan Annual
  Information*</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">*The information specified
  in Item 1 and Item 2 of Part I of this Registration Statement on Form S-8 is omitted from this filing in accordance with the provisions
  of Rule 428 under the Securities Act of 1933, as amended (the &ldquo;Securities Act&rdquo;), and the introductory note to Part
  I of Form S-8. The documents containing the information specified in Part I will be delivered to the participants in the Plan as
  required by Rule 428. Such documents and the documents incorporated by reference in this Registration Statement pursuant to Item
  3 of Part II of this Registration Statement, taken together, constitute a prospectus that meets the requirements of Section 10(a)
  of the Securities Act.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>PART II</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>INFORMATION REQUIRED IN THE REGISTRATION
  STATEMENT</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 3. Incorporation of Documents by Reference</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">The Securities and
  Exchange Commission (the &ldquo;Commission&rdquo;) allows us to &ldquo;incorporate by reference&rdquo; certain information that
  we will file with it which means that we can disclose important information to you by referring you to those documents instead
  of having to repeat the information in this prospectus. The later information that we file with the SEC will automatically update
  and supersede this information. We incorporate by reference the documents listed below and we also incorporate by reference into
  this prospectus all documents (other than current reports furnished under Item 2.02 or Item 7.01 of Form 8-K and exhibits filed
  on such form that are related to such items) that are filed by us with the SEC pursuant to Sections 13(a), 13(c), 14 or 15(d) of
  the Exchange Act (Commission File No. 001-38037)) after the date of this prospectus but prior to the filing of a post-effective
  amendment which indicates that all securities offered hereby have been sold or which deregisters all securities remaining unsold.
  These documents include periodic reports, such as Annual Reports on Form 10-K, Quarterly Reports on Form&nbsp;10-Q and Current
  Reports on Form 8-K, as well as proxy statements.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">The following documents
  are incorporated by reference into this document:</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
      <TD STYLE="width: 0.5in">&nbsp;</TD>
      <TD STYLE="width: 0.25in; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9679;</FONT></TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Our Annual Report on <A HREF="http://www.sec.gov/ix?doc=/Archives/edgar/data/1023994/000121390020008003/sgbx-20191231.htm">Form 10-K</A> for the year ended December 31, 2019 (File No. 001-38037) filed with the SEC on&nbsp;March 30, 2020&nbsp;and Annual Report on <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020009211/f10k2019a1_sgblocksinc.htm">Form 10-K/A</A> (Amendment No. 1) for the year ended December 31, 2019 (File No. 001-38037) filed with the SEC on&nbsp;April 15, 2020;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9679;</FONT></TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Our Quarterly Report on <A HREF="http://www.sec.gov/ix?doc=/Archives/edgar/data/1023994/000121390020012295/sgbx-20200331.htm">Form 10-Q</A> for the quarter ended March
  31, 2020 (File No. 001-38037) filed with the SEC on May 14, 2020;</P>
  
  
  </TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9679;</FONT></TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Our Quarterly Report on <A HREF="http://www.sec.gov/ix?doc=/Archives/edgar/data/1023994/000121390020021903/sgbx-20200630.htm">Form 10-Q</A> for the quarter ended June 30, 2020 (File No. 001-38037) filed with the SEC on&nbsp;August 13, 2020;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9679;</FONT></TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Our Current Reports
      on Form 8-K (File No. 001-38037) filed with the SEC&nbsp;<A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020000052/f8k010220_sgblocks.htm">January
      2, 2020</A>,&nbsp;<A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020001196/f8k011520_sgblocksinc.htm">January
      16, 2020</A>,&nbsp;<A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020001584/f8k012120_sgblocksinc.htm">January
      23, 2020</A>,&nbsp;<A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020002638/f8k020420_sgblocksinc.htm">February
      5, 2020</A>,&nbsp;<A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020002724/f8k020420_sgblocksinc.htm">February
      6, 2020</A>,&nbsp;<A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020004569/f8k022120_sgblocks.htm">February
      24, 2020</A>,&nbsp;<A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020008555/ea120371-8k_sgblocks.htm">April
      3, 2020</A>,&nbsp;<A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020009208/ea120678-8k_sgblocksinc.htm">April
      15</A>,&nbsp;<A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020009394/ea120761-8k_sgblocksinc.htm">April
      17</A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020010253/ea121053-8k_sgblocks.htm">April 28,
      2020</A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020010944/ea121379-8k_sgblocksinc.htm">May 5,
      2020</A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020011651/ea121510-8k_sgblocksinc.htm">May 11,
      2020</A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020012604/ea121964-8k_sgblocksinc.htm">May 15,
      2020</A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020013260/ea122247-8k_sgblocks.htm">May 22,
      2020</A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020014008/ea122641-8k_sgblocks.htm">June 3,
      2020</A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020014651/ea122880-8k_sgblocks.htm">June 11,
      2020</A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020015255/ea123192-8k_sgblock.htm">June 18,
      2020</A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020015447/ea123301-8k_sgblocks.htm">June 22,
      2020</A>, <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020016021/ea123542-8k_sgblocksinc.htm">June 29
      2020</A> and <A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020019273/ea124778-8k_sgblock.htm">July 30,
      2020</A>; and</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9679;</FONT></TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">The description of the Registrant&rsquo;s common stock contained in the Registrant&rsquo;s Registration Statement on&nbsp;<A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390017002571/f8a12b0317_sgblocksinc.htm">Form&nbsp;8-A</A>&nbsp;filed under the Exchange Act, as filed on March 20, 2017 (File No. 001-38037), including any amendment or report filed for the purpose of updating such description.</FONT></TD></TR>
  </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  
  <!-- Field: Page; Sequence: 4; Options: NewSection; Value: 1 -->
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  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">We will provide to
  each person, including any beneficial owner, to whom a prospectus is delivered, a copy of any or all of the reports or documents
  that we incorporate by reference in this prospectus contained in the registration statement (except exhibits to the documents that
  are not specifically incorporated by reference) at no cost to you, by writing or calling us at the following address and telephone
  number:</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>&nbsp;</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SG Blocks, Inc.</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>17 State Street, 19th Floor</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>New York, New York 10004</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(646) 240-4235</B></P>
  
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Information about us
  is available at the Registrant&rsquo;s website at&nbsp;<I>www.sgblocks.com.</I>&nbsp;Except for the specific incorporated reports
  and documents listed above, no information available on or through the Registrant&rsquo;s website shall be deemed to be incorporated
  in this prospectus or the registration statement of which it forms a part. Any statement contained in this registration statement
  or in a document incorporated or deemed to be incorporated by reference in this registration statement shall be deemed to be modified
  or superseded for purposes of this registration statement to the extent that a statement contained in this registration statement
  or in any other subsequently filed document which also is or is deemed to be incorporated by reference in this registration statement
  modifies or supersedes that 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.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 4. Description of Securities</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Not applicable.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 5. Interests of Named Experts and Counsel</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Not applicable.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 6. Indemnification of Directors and Officers</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Subsection (a) of Section
  145 of the General Corporation Law of the State of Delaware (the &ldquo;DGCL&rdquo;) empowers a corporation to indemnify any person
  who was or is a party or who 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 the corporation) by reason
  of the fact that the person 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, partnership, joint venture, trust or other
  enterprise, against expenses (including attorneys&rsquo; fees), judgments, fines and amounts paid in settlement actually and reasonably
  incurred by the person in connection with such action, suit or proceeding if the person acted in good faith and in a manner the
  person reasonably believed to be in or not opposed to the best interests of the corporation, and, with respect to any criminal
  action or proceeding, had no reasonable cause to believe the person&rsquo;s conduct was unlawful.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Subsection (b) of Section
  145 empowers a corporation to indemnify any person who was or is a party or is threatened to be made a party to any threatened,
  pending or completed action or suit by or in the right of the corporation to procure a judgment in its favor by reason of the fact
  that the person acted in any of the capacities set forth above, against expenses (including attorneys&rsquo; fees) actually and
  reasonably incurred by the person in connection with the defense or settlement of such action or suit if the person acted in good
  faith and in a manner the person reasonably believed to be in or not opposed to the best interests of the corporation, except that
  no indemnification shall be made in respect of any claim, issue or matter as to which such person shall have been adjudged to be
  liable to the corporation unless and only to the extent that the Court of Chancery or the court in which such action or suit was
  brought shall determine upon application that, despite the adjudication of liability but in view of all the circumstances of the
  case, such person is fairly and reasonably entitled to indemnity for such expenses which the Court of Chancery or such other court
  shall deem proper.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Section 145 further
  provides that to the extent a director or officer of a corporation has been successful on the merits or otherwise in the defense
  of any action, suit or proceeding referred to in subsections (a) and (b) of Section 145, or in defense of any claim, issue or matter
  therein, such person shall be indemnified against expenses (including attorneys&rsquo; fees) actually and reasonably incurred by
  such person in connection therewith; that indemnification provided for by Section 145 shall not be deemed exclusive of any other
  rights to which the indemnified party may be entitled; and the indemnification provided for by Section 145 shall, unless otherwise
  provided when authorized or ratified, continue as to a person who has ceased to be a director, officer, employee or agent and shall
  inure to the benefit of such person&rsquo;s heirs, executors and administrators. Section 145 also empowers the 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, partnership, joint
  venture, trust or other enterprise against any liability asserted against such person and incurred by such person in any such capacity,
  or arising out of his status as such, whether or not the corporation would have the power to indemnify such person against such
  liabilities under Section 145.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in"></P>
  
  <!-- Field: Page; Sequence: 5; Value: 1 -->
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  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Section 102(b)(7) of
  the DGCL provides that a corporation&rsquo;s certificate of incorporation may contain a provision eliminating or limiting the personal
  liability of a director to the corporation or its stockholders for monetary damages for breach of fiduciary duty as a director,
  provided that such provision shall not eliminate or limit the liability of a director (i) for any breach of the director&rsquo;s
  duty of loyalty to the corporation or its stockholders, (ii) for acts or omissions not in good faith or which involve intentional
  misconduct or a knowing violation of law, (iii) under Section 174 of the DGCL, or (iv) for any transaction from which the director
  derived an improper personal benefit.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">The Registrant&rsquo;s
  certificate of incorporation and the Registrant&rsquo;s bylaws provide that we will indemnify the Registrant&rsquo;s directors
  and officers to the fullest extent permitted by the DGCL, which prohibits the Registrant&rsquo;s certificate of incorporation from
  limiting the liability of the Registrant&rsquo;s directors for the following:</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR>
      <TD STYLE="width: 0.5in; text-align: justify">&nbsp;</TD>
      <TD STYLE="vertical-align: top; width: 0.25in; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9679;</FONT></TD>
      <TD STYLE="vertical-align: top; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">any breach of the director&rsquo;s duty of loyalty to us or the Registrant&rsquo;s stockholders;</FONT></TD></TR>
  <TR>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="vertical-align: top; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9679;</FONT></TD>
      <TD STYLE="vertical-align: top; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">acts or omissions not in good faith or that involve intentional misconduct or a knowing violation of law;</FONT></TD></TR>
  <TR>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="vertical-align: top; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9679;</FONT></TD>
      <TD STYLE="vertical-align: top; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">unlawful payment of dividends or unlawful stock repurchases or redemptions; or</FONT></TD></TR>
  <TR>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR>
      <TD STYLE="text-align: justify">&nbsp;</TD>
      <TD STYLE="vertical-align: top; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9679;</FONT></TD>
      <TD STYLE="vertical-align: top; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">any transaction from which the director derived an improper benefit.</FONT></TD></TR>
  </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">The Registrant&rsquo;s
  amended and restated certificate of incorporation, as amended, provides for indemnification of the Registrant&rsquo;s directors
  and executive officers to the maximum extent permitted by the DGCL, and the Registrant&rsquo;s amended and restated bylaws provide
  for indemnification of the Registrant&rsquo;s directors and executive officers to the maximum extent permitted by the DGCL.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">We have entered into
  indemnification agreements with each of the Registrant&rsquo;s current directors. These agreements will require us to indemnify
  these individuals to the fullest extent permitted under Delaware law against liabilities that may arise by reason of their service
  to us and to advance expenses incurred as a result of any proceeding against them as to which they could be indemnified. We also
  intend to enter into indemnification agreements with the Registrant&rsquo;s future directors and executive officers.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>Item 7. Exemption from Registration
  Claimed</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Not applicable.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>
  
  <!-- Field: Page; Sequence: 6; Value: 1 -->
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      <DIV STYLE="page-break-before: always; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="text-align: center; margin-top: 0; margin-bottom: 0">&nbsp;</P></DIV>
      <!-- Field: /Page -->
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>Item 8. Exhibits</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <TR STYLE="vertical-align: bottom">
      <TD STYLE="border-bottom: Black 1.5pt solid; padding-bottom: 1.5pt; width: 9%; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Exhibit&nbsp;No.</B></FONT></TD>
      <TD STYLE="padding-bottom: 1.5pt; width: 1%">&nbsp;</TD>
      <TD STYLE="border-bottom: Black 1.5pt solid; padding-bottom: 1.5pt; width: 90%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Description&nbsp;of&nbsp;Document</B></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">3.1</FONT></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390016014815/f8k101515ex3i_sgblocksinc.htm">Amended
          and Restated Certificate of Incorporation of SG Blocks, Inc. dated June 30, 2016 (incorporated herein by reference to Exhibit
          3.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on July 7,
          2016).</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">3.2</P></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390017001852/f8k022817ex3i_sgblocksinc.htm">Certificate
          of Amendment to Amended and Restated Certificate of Incorporation of SG Blocks, Inc. dated February 24, 2017 (incorporated
          herein by reference to Exhibit 3.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and
          Exchange Commission on February 28, 2017).</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">3.3</FONT></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390019010112/f8k060519ex3-1_sgblocks.htm">Certificate
          of Amendment to Amended and Restated Certificate of Incorporation of SG Blocks, Inc. dated June 5, 2019 (incorporated herein
          by reference to Exhibit 3.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange
          Commission on June 5, 2019).</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center">3.4</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020002638/f8k020420ex3-1_sgblocks.htm" STYLE="-sec-extract: exhibit">Certificate of Amendment to the Amended and Restated Certificate of Incorporation, as amended, of SG Blocks,&nbsp;Inc.&nbsp;&nbsp;dated February 4, 2020 (incorporated herein by reference to Exhibit 4.1 to the Current Report on Form 8-K as filed by SG Blocks,&nbsp;Inc. with the Securities and Exchange Commission on February 5, 2020 (File No. 001-38037)).</A></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">3.5</FONT></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390017001664/f10k2016ex3iv_sgblocks.htm">Amended and Restated By-laws of SG Blocks, Inc. (incorporated herein by reference to Exhibit 3.4 to the Annual Report on Form 10-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on February 21, 2017).</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">4.1</FONT></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390017001060/def14c0217a_sgblocks.htm">SG Blocks, Inc. Stock Incentive Plan (incorporated herein by reference to the Information Statement on Schedule 14C as filed by SG Blocks, Inc. with the Securities and Exchange Commission on February 8, 2017).</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">4.2</FONT></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390018007248/f8k060118ex10-1_sgblock.htm">Amendment No. 1 to SG Blocks, Inc. Stock Incentive Plan (incorporated herein by reference to Exhibit 10.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on June 5, 2018).</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">4.3</FONT></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390020015822/ea123451-def14a_sgblocks.htm">Amendment No. 2 to the SG Blocks, Inc. Stock Incentive Plan (incorporated herein by reference to Appendix A to the Definitive Proxy Statement on Schedule 14A filed with the Securities and Exchange Commission on June 25, 2020).</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">4.4</FONT></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390016017851/f8k102616ex10i_sgblocksinc.htm">Form of SG Blocks, Inc. Incentive Stock Option Agreement (incorporated herein by reference to Exhibit 10.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on November 1, 2016).</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">4.5</P></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390016017851/f8k102616ex10ii_sgblocksinc.htm">Form of SG Blocks, Inc. Non-Qualified Stock Option Agreement (incorporated herein by reference to Exhibit 10.2 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on November 1, 2016).</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">4.6</FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><A HREF="http://www.sec.gov/Archives/edgar/data/1023994/000121390019015826/ex102_4.htm"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Form of Restricted Stock Units Agreement (incorporated herein by reference to Exhibit 10.2 to the Quarterly Report on Form 10-Q as filed by SG Blocks, Inc. with the Securities and Exchange Commission on August 14, 2019).</FONT></A></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">5.1*</FONT></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="ea126085ex5-1_sgblocksinc.htm">Opinion of Gracin &amp; Marlow, LLP regarding legality of shares</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">23.1*</FONT></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="ea126085ex23-1_sgblocksinc.htm">Consent of Whitley Penn LLP, Independent Registered Public Accounting Firm</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">23.2*</FONT></TD>
      <TD>&nbsp;</TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><A HREF="ea126085ex5-1_sgblocksinc.htm">Consent of Gracin &amp; Marlow, LLP (included in Exhibit 5.1)</A></P></TD></TR>
  <TR STYLE="vertical-align: top; background-color: White">
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top; background-color: rgb(204,238,255)">
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">24.1*</FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><A HREF="#poa_001">Power of Attorney (included as part of the signature page to this Registration Statement and incorporated herein by reference)</A> </FONT></TD></TR>
  </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
  <TD STYLE="width: 0"></TD><TD STYLE="width: 0.25in; text-align: left">*</TD><TD STYLE="text-align: justify">Filed herewith</TD>
  </TR></TABLE>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>
  
  <!-- Field: Page; Sequence: 7; Value: 1 -->
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      <DIV STYLE="page-break-before: always; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="text-align: center; margin-top: 0; margin-bottom: 0">&nbsp;</P></DIV>
      <!-- Field: /Page -->
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>Item 9. Undertakings</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The undersigned Registrant hereby undertakes:</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">1. To file, during any period in which
  offers or sales are being made, a post-effective amendment to this registration statement:</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">i. To include any prospectus
  required by Section 10(a)(3) of the Securities Act of 1933, as amended;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">ii. To reflect in the
  prospectus any facts or events arising after the effective date of this 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 this
  Registration Statement;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">iii. To include any
  material information with respect to the plan of distribution not previously disclosed in this registration statement or any material
  change to such information in the registration statement; provided, however, that paragraphs (a)(1)(i) and (a)(1)(ii) do not apply
  if the information required to be included in a post-effective amendment by those paragraphs is contained in periodic reports filed
  by the Registrant pursuant to Section 13 or Section 15(d) of the Securities Exchange Act of 1934 that are incorporated by reference
  in this Registration Statement.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">2. That, for the purpose of determining
  any liability under the Securities Act of 1933, 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.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">3. To remove from registration by means
  of a post-effective amendment any of the securities being registered that remain unsold at the termination of the offering.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">4. That, for purposes of determining any
  liability under the Securities Act of 1933, each filing of the Registrant&rsquo;s annual report pursuant to section 13(a) or section
  15(d) of the Securities Exchange Act of 1934 (and, where applicable, each filing of an employee benefit plan&rsquo;s annual report pursuant
  to section 15(d) of the Securities Exchange Act of 1934) 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.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">5. Insofar as indemnification for liabilities
  arising under the Securities Act of 1933 may be permitted to directors, officers and controlling persons of the Registrant, the
  Registrant 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 Registrant of expenses incurred or paid by a director, officer or controlling person of the Registrant
  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 Registrant 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.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>
  
  
  <!-- Field: Page; Sequence: 8; Value: 1 -->
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      <DIV STYLE="page-break-before: always; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="text-align: center; margin-top: 0; margin-bottom: 0">&nbsp;</P></DIV>
      <!-- Field: /Page -->
  
  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><B>&nbsp;</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>SIGNATURES</B></P>
  
  <P STYLE="text-align: center; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Pursuant to the requirements of the Securities Act of 1933,
  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&nbsp;the
  City of New York, State of New York, on the 3<SUP>rd</SUP> day of September, 2020.</P>
  
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD COLSPAN="2"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>SG BLOCKS, INC.</B></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="width: 60%">&nbsp;</TD>
      <TD STYLE="width: 5%">&nbsp;</TD>
      <TD STYLE="width: 35%">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
      <TD STYLE="border-bottom: Black 1.5pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Paul M. Galvin</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name:</FONT></TD>
      <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Paul M. Galvin</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
      <TD>
          <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Chairman of the Board and<BR>
  Chief Executive Officer</P></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(Principal Executive Officer)</FONT></TD></TR>
  </TABLE>
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>&nbsp;</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B><A NAME="poa_001"></A>POWER OF ATTORNEY AND SIGNATURES</B></P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Each of the undersigned,
  whose signature appears below, hereby constitutes and appoints Paul M. Galvin as his true and lawful attorney-in-fact and agent,
  with full power of substitution and resubstitution for him and in his name, place and stead, in any and all capacities, to sign
  any or all amendments to this Registration Statement, whether pre-effective or post-effective, and to file the same with all exhibits
  thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorney-in-fact
  and agent, or his substitute, full power and authority to do and perform each and every act and thing necessary or appropriate
  to be done with respect to this Registration Statement or any amendments hereto in the premises, 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 substitute
  may lawfully do or cause to be done by virtue thereof.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Pursuant to the requirements
  of the Securities Act of 1933, as amended, this registration statement on Form S-8 has been signed by the following persons in
  the capacities and on the dates indicated.</P>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
  <TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
  <TR>
      <TD STYLE="vertical-align: bottom; width: 32%; border-bottom: black 1.5pt solid; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Signature</B></FONT></TD>
      <TD STYLE="vertical-align: top; width: 1%">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom; width: 48%; border-bottom: black 1.5pt solid; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Title</B></FONT></TD>
      <TD STYLE="vertical-align: bottom; width: 1%">&nbsp;</TD>
      <TD STYLE="border-bottom: black 1.5pt solid; vertical-align: bottom; width: 18%; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Date</B></FONT></TD></TR>
  <TR>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="text-align: center; vertical-align: bottom"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="border-bottom: Black 1.5pt solid; vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Paul M. Galvin </FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Chairman of the Board and Chief Executive Officer</FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">September 3, 2020
      &nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Paul M. Galvin&nbsp;</FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(Principal Executive Officer)</FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="text-align: center; vertical-align: bottom"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD STYLE="border-bottom: Black 1.5pt solid; vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Gerald Sheeran </FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Acting Chief Financial Officer</FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">September 3, 2020
      &nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Gerald Sheeran&nbsp;</FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(Principal Financial Officer and </FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Principal Accounting Officer)</FONT></TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
      <TD>&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center">&nbsp;</TD>
      <TD>&nbsp;</TD>
      <TD STYLE="text-align: center"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR>
      <TD STYLE="border-bottom: Black 1.5pt solid; vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Yaniv Blumenfeld</FONT></TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Director</FONT></TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: top; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">September
      3, 2020</FONT></TD></TR>
  <TR>
      <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Yaniv Blumenfeld&nbsp;</FONT></TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="text-align: center; vertical-align: bottom"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="text-align: center; vertical-align: bottom"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR>
      <TD STYLE="border-bottom: Black 1.5pt solid; vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Maggie Coleman</FONT></TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Director</FONT></TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">September
      3, 2020</FONT></TD></TR>
  <TR>
      <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Maggie Coleman&nbsp;</FONT></TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="text-align: center; vertical-align: bottom"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="text-align: center; vertical-align: bottom"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR>
      <TD STYLE="border-bottom: Black 1.5pt solid; vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Christopher Melton</FONT></TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Director</FONT></TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">September
      3, 2020</FONT></TD></TR>
  <TR>
      <TD STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Christopher Melton&nbsp;</FONT></TD>
      <TD STYLE="vertical-align: top">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="vertical-align: bottom">&nbsp;</TD>
      <TD STYLE="text-align: center; vertical-align: bottom"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  </TABLE>
  
  <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
  
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metadata_documents: [{"type": "S-8", "sequence": "1", "filename": "ea126085-s8_sgblocksinc.htm", "description": "REGISTRATION STATEMENT", "secsgml_size_bytes": 80622}]
metadata_filer: {"company-data": {"conformed-name": "SG BLOCKS, INC.", "cik": "0001023994", "assigned-sic": "5030", "irs-number": "954463937", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-248571", "film-number": "201158228"}, "business-address": {"street1": "195 MONTAGUE STREET, 14TH FLOOR", "city": "BROOKLYN", "state": "NY", "zip": "11201", "phone": "(646) 240-4235"}, "mail-address": {"street1": "195 MONTAGUE STREET, 14TH FLOOR", "city": "BROOKLYN", "state": "NY", "zip": "11201"}, "former-company": [{"former-conformed-name": "CDSI HOLDINGS INC", "date-changed": "19990114"}, {"former-conformed-name": "PC411 INC", "date-changed": "19961001"}]}
text: As filed with the Securities and Exchange
  Commission on September 3, 2020
  Registration No. 333-
  UNITED STATES
  SECURITIES AND EXCHANGE COMMISSION
  WASHINGTON, D.C. 20549
  FORM S-8
  REGISTRATION STATEMENT
  UNDER
  THE SECURITIES ACT OF 1933
  SG BLOCKS, INC.
  (Exact name of registrant as specified
  in its charter)
  Delaware
  95-4463937
  (State or other jurisdiction
  of incorporation or organization)
  (I.R.S. Employer
  Identification Number)
  SG Blocks, Inc.
  17 State Street, 19th Floor
  New York, New
  York 10004
  (646) 240-4235
  (Address, including ZIP code, and telephone
  number, including
  area code, of registrant's principal
  executive office)
  SG BLOCKS, INC. STOCK INCENTIVE PLAN
  (Full title of the Plan)
  Paul M. Galvin
  SG Blocks, Inc.
  17 State Street, 19th Floor
  New York, New
  York 10004
  (646) 240-4235
  (Name, address and telephone number of
  agent for service of process)
  WITH COPIES TO:
  Leslie Marlow, Esq.
  Hank Gracin, Esq
  Patrick J. Egan, Esq.
  Gracin & Marlow, LLP
  The Chrysler Building
  405 Lexington Avenue, 26
  th
  Floor
  New York, New York 10174
  (212) 907-6457
  (Name, address and telephone number)
  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 13(a) of the Exchange Act.  ☐
  CALCULATION OF REGISTRATION FEE
  Title of Securities to be Registered
  Amount to be
  Registered (1)(2)
  Proposed
  Maximum
  Offering
  Price
  Per Share(3)
  Proposed
  Maximum
  Aggregate
  Offering
  Price(3)
  Amount of
  Registration
  Fee(4)
  Common Stock, par value $0.01 per share, to be issued under the SG Blocks, Inc. Stock Incentive Plan
  1,000,000 shares
  $
  2.15
  $
  2,150,000
  $
  279.07
  (1)
  The securities to be registered include options and other rights to acquire the common stock of SG Blocks, Inc. (the "Registrant").
  (2)
  Pursuant to Rule 416(a) under the Securities Act of 1933, as amended (the "Securities Act"), this registration statement also covers any additional securities that may be offered or issued in connection with any stock split, stock dividend or similar transaction.
  (3)
  Calculated pursuant to Rule 457(c) and 457(h) of the Securities
  Act solely for purposes of calculating the registration fee. The price for the shares under the plan is based upon the average
  of the high and low sale prices of the Registrant's common stock reported on the NASDAQ Capital Market on August 28, 2020.
  (4)
  Calculated under Section 6(b) of the Securities Act as .00012980 of the proposed maximum aggregate offering price.
  EXPLANATORY NOTE
  SG Blocks, Inc. (the
  "Registrant" or the "Company") filed with the Securities and Exchange Commission (the "Commission")
  its Registration Statement on Form S-8 (Registration No. 333-223950) on March 27, 2018 (the "March 2018 Registration
  Statement") pursuant to and in accordance with the requirements of General Instruction E to Form S-8 for the purpose of registering
  under the Securities Act of 1933, as amended (the "Securities Act"), 75,000 shares (1,500,000 shares on a pre-split
  basis) of common stock, par value $0.01 per share (the "Common Stock"), to be offered and sold under the Registrant's
  Stock Incentive Plan, as it may be amended (hereinafter referred to as the "Plan").  Pursuant to General
  Instruction E to Form S-8, the contents of the 2018 Registration Statement are incorporated into this Registration Statement by
  reference.
  The
  Registrant also filed with the Commission its Registration Statement on Form S-8 (Registration No. 333-233352) on June 5,
  2018 (the "June 2018 Registration Statement") pursuant to and in accordance with the requirements of General Instruction
  E to Form S-8 for the purpose of registering under the Securities Act an additional 50,000 shares (1,000,000 shares on a pre-split
  basis) of Common Stock to be offered and sold under the Plan.  These additional 50,000 shares of Common Stock were added
  pursuant to the adoption of Amendment No. 1 to the Plan.  Pursuant to General Instruction E to Form S-8, the contents of the
  2019 Registration Statement are incorporated into this Registration Statement by reference.
  The Registrant is filing
  this Registration Statement on Form S-8 (the "Registration Statement") to register an additional 1,000,000 shares of
  Common Stock that were added to the Plan by a vote of the Registrant's stockholders at the Registrant's 2020 Annual
  Meeting of Stockholders that was held on July 30, 2020 (the "2020 Annual Meeting"), whereby the stockholders approved
  Amendment No. 2 to the Plan.  A
  mendment No. 2 to the Plan increased the number of shares
  of Common Stock with respect to which awards may be granted under the Plan to an aggregate of 1,125,000 shares of Common Stock.
  PART I
  INFORMATION REQUIRED IN THE SECTION 10(a)
  PROSPECTUS
  Item 1. Plan Information*
  Item 2. Registrant Information and Employee Plan Annual
  Information*
  *The information specified
  in Item 1 and Item 2 of Part I of this Registration Statement on Form S-8 is omitted from this filing in accordance with the provisions
  of Rule 428 under the Securities Act of 1933, as amended (the "Securities Act"), and the introductory note to Part
  I of Form S-8. The documents containing the information specified in Part I will be delivered to the participants in the Plan as
  required by Rule 428. Such documents and the documents incorporated by reference in this Registration Statement pursuant to Item
  3 of Part II of this Registration Statement, 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 Securities and
  Exchange Commission (the "Commission") allows us to "incorporate by reference" certain information that
  we will file with it which means that we can disclose important information to you by referring you to those documents instead
  of having to repeat the information in this prospectus. The later information that we file with the SEC will automatically update
  and supersede this information. We incorporate by reference the documents listed below and we also incorporate by reference into
  this prospectus all documents (other than current reports furnished under Item 2.02 or Item 7.01 of Form 8-K and exhibits filed
  on such form that are related to such items) that are filed by us with the SEC pursuant to Sections 13(a), 13(c), 14 or 15(d) of
  the Exchange Act (Commission File No. 001-38037)) after the date of this prospectus but prior to the filing of a post-effective
  amendment which indicates that all securities offered hereby have been sold or which deregisters all securities remaining unsold.
  These documents include periodic reports, such as Annual Reports on Form 10-K, Quarterly Reports on Form 10-Q and Current
  Reports on Form 8-K, as well as proxy statements.
  The following documents
  are incorporated by reference into this document:
  ●
  Our Annual Report on
  Form 10-K
  for the year ended December 31, 2019 (File No. 001-38037) filed with the SEC on March 30, 2020 and Annual Report on
  Form 10-K/A
  (Amendment No. 1) for the year ended December 31, 2019 (File No. 001-38037) filed with the SEC on April 15, 2020;
  ●
  Our Quarterly Report on
  Form 10-Q
  for the quarter ended March
  31, 2020 (File No. 001-38037) filed with the SEC on May 14, 2020;
  ●
  Our Quarterly Report on
  Form 10-Q
  for the quarter ended June 30, 2020 (File No. 001-38037) filed with the SEC on August 13, 2020;
  ●
  Our Current Reports
      on Form 8-K (File No. 001-38037) filed with the SEC
  January
      2, 2020
  ,
  January
      16, 2020
  ,
  January
      23, 2020
  ,
  February
      5, 2020
  ,
  February
      6, 2020
  ,
  February
      24, 2020
  ,
  April
      3, 2020
  ,
  April
      15
  ,
  April
      17
  ,
  April 28,
      2020
  ,
  May 5,
      2020
  ,
  May 11,
      2020
  ,
  May 15,
      2020
  ,
  May 22,
      2020
  ,
  June 3,
      2020
  ,
  June 11,
      2020
  ,
  June 18,
      2020
  ,
  June 22,
      2020
  ,
  June 29
      2020
  and
  July 30,
      2020
  ; and
  ●
  The description of the Registrant's common stock contained in the Registrant's Registration Statement on
  Form 8-A
  filed under the Exchange Act, as filed on March 20, 2017 (File No. 001-38037), including any amendment or report filed for the purpose of updating such description.
  1
  We will provide to
  each person, including any beneficial owner, to whom a prospectus is delivered, a copy of any or all of the reports or documents
  that we incorporate by reference in this prospectus contained in the registration statement (except exhibits to the documents that
  are not specifically incorporated by reference) at no cost to you, by writing or calling us at the following address and telephone
  number:
  SG Blocks, Inc.
  17 State Street, 19th Floor
  New York, New York 10004
  (646) 240-4235
  Information about us
  is available at the Registrant's website at
  www.sgblocks.com.
  Except for the specific incorporated reports
  and documents listed above, no information available on or through the Registrant's website shall be deemed to be incorporated
  in this prospectus or the registration statement of which it forms a part. Any statement contained in this registration statement
  or in a document incorporated or deemed to be incorporated by reference in this registration statement shall be deemed to be modified
  or superseded for purposes of this registration statement to the extent that a statement contained in this registration statement
  or in any other subsequently filed document which also is or is deemed to be incorporated by reference in this registration statement
  modifies or supersedes that 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
  Subsection (a) of Section
  145 of the General Corporation Law of the State of Delaware (the "DGCL") empowers a corporation to indemnify any person
  who was or is a party or who 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 the corporation) by reason
  of the fact that the person 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, partnership, joint venture, trust or other
  enterprise, against expenses (including attorneys' fees), judgments, fines and amounts paid in settlement actually and reasonably
  incurred by the person in connection with such action, suit or proceeding if the person acted in good faith and in a manner the
  person reasonably believed to be in or not opposed to the best interests of the corporation, and, with respect to any criminal
  action or proceeding, had no reasonable cause to believe the person's conduct was unlawful.
  Subsection (b) of Section
  145 empowers a corporation to indemnify any person who was or is a party or is threatened to be made a party to any threatened,
  pending or completed action or suit by or in the right of the corporation to procure a judgment in its favor by reason of the fact
  that the person acted in any of the capacities set forth above, against expenses (including attorneys' fees) actually and
  reasonably incurred by the person in connection with the defense or settlement of such action or suit if the person acted in good
  faith and in a manner the person reasonably believed to be in or not opposed to the best interests of the corporation, except that
  no indemnification shall be made in respect of any claim, issue or matter as to which such person shall have been adjudged to be
  liable to the corporation unless and only to the extent that the Court of Chancery or the court in which such action or suit was
  brought shall determine upon application that, despite the adjudication of liability but in view of all the circumstances of the
  case, such person is fairly and reasonably entitled to indemnity for such expenses which the Court of Chancery or such other court
  shall deem proper.
  Section 145 further
  provides that to the extent a director or officer of a corporation has been successful on the merits or otherwise in the defense
  of any action, suit or proceeding referred to in subsections (a) and (b) of Section 145, or in defense of any claim, issue or matter
  therein, such person shall be indemnified against expenses (including attorneys' fees) actually and reasonably incurred by
  such person in connection therewith; that indemnification provided for by Section 145 shall not be deemed exclusive of any other
  rights to which the indemnified party may be entitled; and the indemnification provided for by Section 145 shall, unless otherwise
  provided when authorized or ratified, continue as to a person who has ceased to be a director, officer, employee or agent and shall
  inure to the benefit of such person's heirs, executors and administrators. Section 145 also empowers the 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, partnership, joint
  venture, trust or other enterprise against any liability asserted against such person and incurred by such person in any such capacity,
  or arising out of his status as such, whether or not the corporation would have the power to indemnify such person against such
  liabilities under Section 145.
  2
  Section 102(b)(7) of
  the DGCL provides that a corporation's certificate of incorporation may contain a provision eliminating or limiting the personal
  liability of a director to the corporation or its stockholders for monetary damages for breach of fiduciary duty as a director,
  provided that such provision shall not eliminate or limit the liability of a director (i) for any breach of the director's
  duty of loyalty to the corporation or its stockholders, (ii) for acts or omissions not in good faith or which involve intentional
  misconduct or a knowing violation of law, (iii) under Section 174 of the DGCL, or (iv) for any transaction from which the director
  derived an improper personal benefit.
  The Registrant's
  certificate of incorporation and the Registrant's bylaws provide that we will indemnify the Registrant's directors
  and officers to the fullest extent permitted by the DGCL, which prohibits the Registrant's certificate of incorporation from
  limiting the liability of the Registrant's directors for the following:
  ●
  any breach of the director's duty of loyalty to us or the Registrant's stockholders;
  ●
  acts or omissions not in good faith or that involve intentional misconduct or a knowing violation of law;
  ●
  unlawful payment of dividends or unlawful stock repurchases or redemptions; or
  ●
  any transaction from which the director derived an improper benefit.
  The Registrant's
  amended and restated certificate of incorporation, as amended, provides for indemnification of the Registrant's directors
  and executive officers to the maximum extent permitted by the DGCL, and the Registrant's amended and restated bylaws provide
  for indemnification of the Registrant's directors and executive officers to the maximum extent permitted by the DGCL.
  We have entered into
  indemnification agreements with each of the Registrant's current directors. These agreements will require us to indemnify
  these individuals to the fullest extent permitted under Delaware law against liabilities that may arise by reason of their service
  to us and to advance expenses incurred as a result of any proceeding against them as to which they could be indemnified. We also
  intend to enter into indemnification agreements with the Registrant's future directors and executive officers.
  Item 7. Exemption from Registration
  Claimed
  Not applicable.
  3
  Item 8. Exhibits
  Exhibit No.
  Description of Document
  3.1
  Amended
          and Restated Certificate of Incorporation of SG Blocks, Inc. dated June 30, 2016 (incorporated herein by reference to Exhibit
          3.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on July 7,
          2016).
  3.2
  Certificate
          of Amendment to Amended and Restated Certificate of Incorporation of SG Blocks, Inc. dated February 24, 2017 (incorporated
          herein by reference to Exhibit 3.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and
          Exchange Commission on February 28, 2017).
  3.3
  Certificate
          of Amendment to Amended and Restated Certificate of Incorporation of SG Blocks, Inc. dated June 5, 2019 (incorporated herein
          by reference to Exhibit 3.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange
          Commission on June 5, 2019).
  3.4
  Certificate of Amendment to the Amended and Restated Certificate of Incorporation, as amended, of SG Blocks, Inc.  dated February 4, 2020 (incorporated herein by reference to Exhibit 4.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on February 5, 2020 (File No. 001-38037)).
  3.5
  Amended and Restated By-laws of SG Blocks, Inc. (incorporated herein by reference to Exhibit 3.4 to the Annual Report on Form 10-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on February 21, 2017).
  4.1
  SG Blocks, Inc. Stock Incentive Plan (incorporated herein by reference to the Information Statement on Schedule 14C as filed by SG Blocks, Inc. with the Securities and Exchange Commission on February 8, 2017).
  4.2
  Amendment No. 1 to SG Blocks, Inc. Stock Incentive Plan (incorporated herein by reference to Exhibit 10.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on June 5, 2018).
  4.3
  Amendment No. 2 to the SG Blocks, Inc. Stock Incentive Plan (incorporated herein by reference to Appendix A to the Definitive Proxy Statement on Schedule 14A filed with the Securities and Exchange Commission on June 25, 2020).
  4.4
  Form of SG Blocks, Inc. Incentive Stock Option Agreement (incorporated herein by reference to Exhibit 10.1 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on November 1, 2016).
  4.5
  Form of SG Blocks, Inc. Non-Qualified Stock Option Agreement (incorporated herein by reference to Exhibit 10.2 to the Current Report on Form 8-K as filed by SG Blocks, Inc. with the Securities and Exchange Commission on November 1, 2016).
  4.6
  Form of Restricted Stock Units Agreement (incorporated herein by reference to Exhibit 10.2 to the Quarterly Report on Form 10-Q as filed by SG Blocks, Inc. with the Securities and Exchange Commission on August 14, 2019).
  5.1*
  Opinion of Gracin & Marlow, LLP regarding legality of shares
  23.1*
  Consent of Whitley Penn LLP, Independent Registered Public Accounting Firm
  23.2*
  Consent of Gracin & Marlow, LLP (included in Exhibit 5.1)
  24.1*
  Power of Attorney (included as part of the signature page to this Registration Statement and incorporated herein by reference)
  *
  Filed herewith
  4
  Item 9. Undertakings
  The undersigned Registrant hereby undertakes:
  1. To file, during any period in which
  offers or sales are being made, a post-effective amendment to this registration statement:
  i. To include any prospectus
  required by Section 10(a)(3) of the Securities Act of 1933, as amended;
  ii. To reflect in the
  prospectus any facts or events arising after the effective date of this 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 this
  Registration Statement;
  iii. To include any
  material information with respect to the plan of distribution not previously disclosed in this registration statement or any material
  change to such information in the registration statement; provided, however, that paragraphs (a)(1)(i) and (a)(1)(ii) do not apply
  if the information required to be included in a post-effective amendment by those paragraphs is contained in periodic reports filed
  by the Registrant pursuant to Section 13 or Section 15(d) of the Securities Exchange Act of 1934 that are incorporated by reference
  in this Registration Statement.
  2. That, for the purpose of determining
  any liability under the Securities Act of 1933, 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.
  3. To remove from registration by means
  of a post-effective amendment any of the securities being registered that remain unsold at the termination of the offering.
  4. That, for purposes of determining any
  liability under the Securities Act of 1933, each filing of the Registrant's annual report pursuant to section 13(a) or section
  15(d) of the Securities Exchange Act of 1934 (and, where applicable, each filing of an employee benefit plan's annual report pursuant
  to section 15(d) of the Securities Exchange Act of 1934) 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.
  5. Insofar as indemnification for liabilities
  arising under the Securities Act of 1933 may be permitted to directors, officers and controlling persons of the Registrant, the
  Registrant 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 Registrant of expenses incurred or paid by a director, officer or controlling person of the Registrant
  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 Registrant 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.
  5
  SIGNATURES
  Pursuant to the requirements of the Securities Act of 1933,
  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 New York, State of New York, on the 3
  rd
  day of September, 2020.
  SG BLOCKS, INC.
  By:
  /s/ Paul M. Galvin
  Name:
  Paul M. Galvin
  Title:
  Chairman of the Board and
  Chief Executive Officer
  (Principal Executive Officer)
  POWER OF ATTORNEY AND SIGNATURES
  Each of the undersigned,
  whose signature appears below, hereby constitutes and appoints Paul M. Galvin as his true and lawful attorney-in-fact and agent,
  with full power of substitution and resubstitution for him and in his name, place and stead, in any and all capacities, to sign
  any or all amendments to this Registration Statement, whether pre-effective or post-effective, and to file the same with all exhibits
  thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorney-in-fact
  and agent, or his substitute, full power and authority to do and perform each and every act and thing necessary or appropriate
  to be done with respect to this Registration Statement or any amendments hereto in the premises, 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 substitute
  may lawfully do or cause to be done by virtue thereof.
  Pursuant to the requirements
  of the Securities Act of 1933, as amended, this registration statement on Form S-8 has been signed by the following persons in
  the capacities and on the dates indicated.
  Signature
  Title
  Date
  /s/ Paul M. Galvin
  Chairman of the Board and Chief Executive Officer
  September 3, 2020
  Paul M. Galvin
  (Principal Executive Officer)
  /s/ Gerald Sheeran
  Acting Chief Financial Officer
  September 3, 2020
  Gerald Sheeran
  (Principal Financial Officer and
  Principal Accounting Officer)
  /s/ Yaniv Blumenfeld
  Director
  September
      3, 2020
  Yaniv Blumenfeld
  /s/ Maggie Coleman
  Director
  September
      3, 2020
  Maggie Coleman
  /s/ Christopher Melton
  Director
  September
      3, 2020
  Christopher Melton
  6