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<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";' align="center"><b><font style="font-size: 20.0pt">__________________________________________</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 20.0pt">UNITED STATES</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 20.0pt">SECURITIES AND EXCHANGE COMMISSION</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 14.0pt">WASHINGTON, D.C. 20549</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 20.0pt">FORM 8-K</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 18.0pt">&nbsp;</font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 14.0pt">CURRENT REPORT</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 14.0pt">Pursuant to Section 13 or 15(d) of the Securities
Exchange Act of 1934</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 14.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'>Date of Report (Date
of earliest event reported):&nbsp; June 28, 2013</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b><font style="font-size: 20.0pt">Plug Power Inc. </font></b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(Exact name of registrant as specified in its charter)</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 8.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 8.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 8.0pt">&nbsp;</font></p>

<div align="center">

<table class=MsoNormalTable border=0 cellpadding=0
 style='border-collapse:collapse' width="75%">
 <tr>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>Delaware</b></p>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>1-34392</b></p>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>22-3672377</b></p>
  </td>
 </tr>
 <tr>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(State or other jurisdiction</font></p>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(Commission File</font></p>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(IRS Employer</font></p>
  </td>
 </tr>
 <tr>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">of incorporation)</font></p>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">Number)</font></p>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">Identification No.)</font></p>
  </td>
 </tr>
</table>

</div>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 8.0pt">&nbsp;</font></p>

<div align="center">

<table class=MsoNormalTable border=0 cellpadding=0
 style='border-collapse:collapse' width="60%">
 <tr>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in' width="628">
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>968 Albany
  Shaker Road, <br>
  Latham, New York</b></p>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>12110</b></p>
  </td>
 </tr>
 <tr>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in' width="628">
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(Address of principal executive offices)</font></p>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">(Zip Code)</font></p>
  </td>
 </tr>
</table>

</div>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'>Registrant&#146;s
telephone number, including area code:<b>&nbsp; (518) 782-7700</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>N/A</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><font style="font-size: 10.0pt">&nbsp;(Former name or former address, if changed since last
report.)</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">Check the appropriate box below if the Form 8-K filing
is intended to simultaneously satisfy the filing obligation of the registrant
under any of the following provisions (<i>see </i>General Instruction A.2.
below):</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&#61551;&nbsp;&nbsp; Written communications pursuant
to Rule 425 under the Securities Act (17 CFR 230.425)</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&#61551;&nbsp;&nbsp; Soliciting material pursuant to
Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&#61551;&nbsp;&nbsp; Pre-commencement communications
pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&nbsp;</font></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'><font style="font-size: 11.0pt">&#61551;&nbsp;&nbsp; Pre-commencement communications
pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</font></p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'>&nbsp;</p><hr>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;line-height:13.0pt'>&nbsp;</p>

<b><br
clear=all style='page-break-before:always'>
</b>
<p>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><b>Item 7.01. &nbsp;Regulation FD Disclosure.</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>On June 28, 2013, representatives of Plug Power Inc. (the
&#147;Company&#148;) will deliver a presentation to the Company&#146;s stockholders at the
Company&#146;s 2013 annual meeting of stockholders, which is scheduled to begin at
10:00 AM Eastern Time. &nbsp;A copy of the presentation materials to be used by the
Company is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is
incorporated by reference herein. </p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><b>&nbsp;</b></p>

<p style='margin-top:0in;margin-right:0in;margin-bottom:12.0pt;margin-left:0in;font-size:12.0pt;font-family:"Times New Roman","serif";'>The
information in this Current Report on Form 8-K furnished under this Item 7.01,
including Exhibit 99.1 attached hereto, shall not be deemed &#147;filed&#148; for any
purpose, including for the purposes of Section 18 of the Securities Exchange
Act of 1934, as amended (the &#147;Exchange Act&#148;), or otherwise subject to the
liabilities of that Section. &nbsp;Furthermore, the information in this Current
Report on Form 8-K furnished under this Item 7.01, including Exhibit 99.1
attached hereto, shall not be deemed incorporated by reference into any filing
under the Securities Act of 1933, as amended, or the Exchange Act regardless of
any general incorporation language in such filing.</p>
<p style='margin-top:0in;margin-right:0in;margin-bottom:12.0pt;margin-left:0in;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><b>Item 9.01.&nbsp; &nbsp;&nbsp;&nbsp;&nbsp; Financial Statements and Exhibits</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";'>(d) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Exhibits. </p>

<p style='margin-top:0in;margin-right:0in;margin-bottom:12.0pt;margin-left:0in;font-size:12.0pt;font-family:"Times New Roman","serif";'>&nbsp;</p>

<table class=MsoNormalTable border=0 cellpadding=0
 style='border-collapse:collapse' width="90%">
 <tr>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";border:none;padding:0in'><b>Exhibit Number</b></p>
  </div>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";border:none;padding:0in'><b>Title</b></p>
  </div>
  </td>
 </tr>
 <tr>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:12.0pt'>99.1</p>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:12.0pt'>Presentation dated June 28, 2013.</p>
  </td>
 </tr>
</table>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";page-break-after:avoid'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";page-break-after:avoid'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";page-break-after:avoid'>&nbsp;</p>

<hr>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-bottom:12.0pt;page-break-after:avoid'>&nbsp;</p>

<br
clear=all style='page-break-before:always'>


<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'>
<b>SIGNATURE</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>&nbsp;</b></p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-bottom:6.0pt;text-indent:.5in'>Pursuant to the
requirements of the Securities Exchange Act of 1934, the registrant has duly
caused this report to be signed on its behalf by the undersigned hereunto duly
authorized.</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-bottom:6.0pt;text-indent:.5in'><font style="font-size: 10.0pt">&nbsp;</font></p>

<table border="0" width="100%">
	<tr>
		<td width="50%">&nbsp;</td>
		<td width="50%" align="left">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:justify;text-indent:
60px; margin-right:0in; margin-top:0in'>Plug Power Inc.</p>

		</td>
	</tr>
	<tr>
		<td width="50%">&nbsp;</td>
		<td width="50%" align="left">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif"; margin-right:0in; margin-top:0in'>&nbsp;</p>

		</td>
	</tr>
	<tr>
		<td width="50%">&nbsp;</td>
		<td width="50%" align="left">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif"; margin-right:0in; margin-top:0in'>&nbsp;</p>

		</td>
	</tr>
	<tr>
		<td width="50%">Date:&nbsp;&nbsp; June 28, 2013&nbsp; </td>
		<td width="50%" align="left">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif"; margin-right:0in; margin-top:0in'>By:&nbsp; <u>
/s/ Gerard L. Conway, Jr.&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </u></p>

		</td>
	</tr>
	<tr>
		<td width="50%">&nbsp;</td>
		<td width="50%" align="left">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-indent:60px; margin-right:0in; margin-top:0in'>Name:&nbsp;
Gerard L. Conway, Jr.</p>

		</td>
	</tr>
	<tr>
		<td width="50%">&nbsp;</td>
		<td width="50%" align="left">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-indent:60px; margin-right:0in; margin-top:0in'>Title:
&nbsp;&nbsp;&nbsp; General Counsel and Corporate Secretary</p>

		</td>
	</tr>
	<tr>
		<td width="50%">&nbsp;</td>
		<td width="50%" align="left">

<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-right:0in; margin-top:0in'>&nbsp;</p>

		</td>
	</tr>
</table>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-indent:.5in'>&nbsp;</p>

<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-indent:.5in'>&nbsp;</p>
<p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";text-indent:.5in'>&nbsp;</p>
<hr>
<p style='margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-left:0in; margin-right:0in; margin-top:0in'>&nbsp;</p>

<br
clear=all style='page-break-before:always'>


<p>&nbsp;</p>
<p>&nbsp;</p>


<p style='margin-top:0in;margin-right:0in;margin-bottom:12.0pt;margin-left:0in;font-size:12.0pt;font-family:"Times New Roman","serif";text-align:center'><b>EXHIBIT INDEX</b></p>

<table class=MsoNormalTable border=0 cellpadding=0
 style='border-collapse:collapse' width="90%">
 <tr>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";border:none;padding:0in'><b>Exhibit Number</b></p>
  </div>
  </td>
  <td valign=top style='padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <div style='border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in'>
  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";border:none;padding:0in'><b>Title</b></p>
  </div>
  </td>
 </tr>
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  <p style='margin:0in;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman","serif";margin-top:12.0pt'>Presentation dated June 28, 2013.</p>
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{"company-data": {"conformed-name": "PLUG POWER INC", "cik": "0001093691", "assigned-sic": "3620", "irs-number": "223672377", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-34392", "film-number": "13939114"}, "business-address": {"street1": "968 ALBANY-SHAKER ROAD", "city": "LATHAM", "state": "NY", "zip": "12110", "phone": "5187827700"}, "mail-address": {"street1": "968 ALBANY-SHAKER ROAD", "city": "LATHAM", "state": "NY", "zip": "12110"}}
Prepared by EDGARXFilings - www.edgar2.com
__________________________________________
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities
Exchange Act of 1934
Date of Report (Date
of earliest event reported):  June 28, 2013
Plug Power Inc.
(Exact name of registrant as specified in its charter)
Delaware
1-34392
22-3672377
(State or other jurisdiction
(Commission File
(IRS Employer
of incorporation)
Number)
Identification No.)
968 Albany
  Shaker Road,
Latham, New York
12110
(Address of principal executive offices)
(Zip Code)
Registrant's
telephone number, including area code:
(518) 782-7700
N/A
(Former name or former address, if changed since last
report.)
Check the appropriate box below if the Form 8-K filing
is intended to simultaneously satisfy the filing obligation of the registrant
under any of the following provisions (
see
General Instruction A.2.
below):
   Written communications pursuant
to Rule 425 under the Securities Act (17 CFR 230.425)
   Soliciting material pursuant to
Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
   Pre-commencement communications
pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
   Pre-commencement communications
pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Item 7.01.  Regulation FD Disclosure.
On June 28, 2013, representatives of Plug Power Inc. (the
"Company") will deliver a presentation to the Company's stockholders at the
Company's 2013 annual meeting of stockholders, which is scheduled to begin at
10:00 AM Eastern Time.  A copy of the presentation materials to be used by the
Company is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is
incorporated by reference herein.
The
information in this Current Report on Form 8-K furnished under this Item 7.01,
including Exhibit 99.1 attached hereto, shall not be deemed "filed" for any
purpose, including for the purposes of Section 18 of the Securities Exchange
Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the
liabilities of that Section.  Furthermore, the information in this Current
Report on Form 8-K furnished under this Item 7.01, including Exhibit 99.1
attached hereto, shall not be deemed incorporated by reference into any filing
under the Securities Act of 1933, as amended, or the Exchange Act regardless of
any general incorporation language in such filing.
Item 9.01.       Financial Statements and Exhibits
(d)       Exhibits.
Exhibit Number
Title
99.1
Presentation dated June 28, 2013.
SIGNATURE
Pursuant to the
requirements of the Securities Exchange Act of 1934, the registrant has duly
caused this report to be signed on its behalf by the undersigned hereunto duly
authorized.
Plug Power Inc.
Date:   June 28, 2013
By:
/s/ Gerard L. Conway, Jr.
Name: 
Gerard L. Conway, Jr.
Title:
    General Counsel and Corporate Secretary
EXHIBIT INDEX
Exhibit Number
Title
99.1
Presentation dated June 28, 2013.