<SEC-DOCUMENT>0001104659-21-033451.txt : 20210308
<SEC-HEADER>0001104659-21-033451.hdr.sgml : 20210308
<ACCEPTANCE-DATETIME>20210308213144
ACCESSION NUMBER:		0001104659-21-033451
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20210224
FILED AS OF DATE:		20210308
DATE AS OF CHANGE:		20210308

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Song Kyungyeol
		CENTRAL INDEX KEY:			0001844483

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34392
		FILM NUMBER:		21723922

	MAIL ADDRESS:	
		STREET 1:		C/O GROVE ENERGY CAPITAL LLC
		STREET 2:		55 EAST 59TH ST. 11TH FL.
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PLUG POWER INC
		CENTRAL INDEX KEY:			0001093691
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRICAL INDUSTRIAL APPARATUS [3620]
		IRS NUMBER:				223672377
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		968 ALBANY-SHAKER ROAD
		CITY:			LATHAM
		STATE:			NY
		ZIP:			12110
		BUSINESS PHONE:		5187827700

	MAIL ADDRESS:	
		STREET 1:		968 ALBANY-SHAKER ROAD
		CITY:			LATHAM
		STATE:			NY
		ZIP:			12110
</SEC-HEADER>
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<TYPE>3
<SEQUENCE>1
<FILENAME>tm219102-1_3seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
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<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2021-02-24</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001093691</issuerCik>
        <issuerName>PLUG POWER INC</issuerName>
        <issuerTradingSymbol>PLUG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001844483</rptOwnerCik>
            <rptOwnerName>Song Kyungyeol</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PLUG POWER INC., 968</rptOwnerStreet1>
            <rptOwnerStreet2>ALBANY-SHAKER ROAD</rptOwnerStreet2>
            <rptOwnerCity>LATHAM</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>12110</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>Exhibit 24 - Power of Attorney</remarks>

    <ownerSignature>
        <signatureName>/s/ Gerard L. Conway, Jr., Attorney-in-Fact</signatureName>
        <signatureDate>2021-03-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
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<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>tm219102d1_ex24.htm
<DESCRIPTION>EXHIBIT 24
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
</HEAD>
<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0pt">&nbsp;</P>

<P STYLE="text-align: right; margin: 0pt"><B>Exhibit 24</B></P>

<P STYLE="margin: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 142.75pt 0pt 189.75pt; text-align: center"><B>LIMITED POWER OF<BR>

ATTORNEY FOR</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 142.7pt 0pt 189.75pt; text-align: center"><B><U>SECTION 16(a)
FILINGS</U></B></P>

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt"><B>&nbsp;</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; margin-left: 0; text-align: justify; text-indent: 0.5in">Know all
by these presents that the undersigned hereby constitutes and appoints each of Gerard L. Conway, Jr. and Andrew Marsh signing singly,
the undersigned's only true and lawful attorney-in-fact to:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 18.45pt 0pt 49.5pt; text-align: justify; text-indent: 0in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; margin-left: 49.5pt; text-align: justify; text-indent: 0in">(1)<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT>execute for and on behalf of the undersigned, in the undersigned's capacity as an officer, director and/or stockholder of
Plug Power Inc. (the &#8220;Company&#8221;), Forms 3, 4, and 5 and amendments thereto in accordance with Section 16(a) of the Securities
Exchange Act of 1934 and the rules thereunder;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 18.3pt 0pt 49.5pt; text-align: justify; text-indent: 0in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; margin-left: 49.5pt; text-align: justify; text-indent: 0in">(2)<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT>do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and
execute any such Form 3, 4, or 5 and any amendments thereto and timely file such forms with the United States Securities and Exchange
Commission and any stock exchange or similar authority; and</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 18.45pt 0pt 49.5pt; text-align: justify; text-indent: 0in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; margin-left: 49.5pt; text-align: justify; text-indent: 0in">(3)<FONT STYLE="font-family: Times New Roman, Times, Serif">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</FONT>take any other action of any type whatsoever which, in the opinion of such attorney-in- fact, may be necessary or desirable
in connection with the foregoing authority, it being understood that the documents executed by such attorney-in-fact on behalf
of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such
attorney-in-fact may approve in such attorney-in-fact's discretion.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 18.3pt 0pt 0; text-align: justify; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; margin-left: 0; text-align: justify; text-indent: 0.25in">The undersigned
hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; margin-left: 0; text-align: justify; color: #363636">in the
exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or
could do if personally present, with full power of substitution or revocation, hereby ratii)'ing and confirming all that such
attorney-in-fact, or such attomey-in- fact's substitute or substitutes, shall lawfully do or cause to be done by virtue of
this Power of Attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing
attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company
assuming, any of the undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 5.9pt 0pt 0; text-align: justify; text-indent: 0.5in; color: #363636">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 5.9pt 0pt 0; text-align: justify; text-indent: 0.5in; color: #363636"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 5.9pt 0pt 0; text-align: justify; text-indent: 0.5in; color: #363636">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; margin-left: 0; text-align: justify; text-indent: 0.5in; color: #363636">This
Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4, and 5 with
respect to the undersigned's holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned
in a signed writing delivered to the Company. This Power of Attorney may be filed with the SEC as a confirming statement of the
authority granted herein.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in; color: #363636">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in; color: #363636">IN WITNESS WHEREOF, the
undersigned has caused this Power of Attorney to be executed as of this 24<SUP>th</SUP> day of February, 2021.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in; color: #363636">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
<TR STYLE="vertical-align: bottom">
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 50%">/s/ Kyungyeol Song</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 50%">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">Kyungyeol Song</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
</TABLE>


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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<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">&nbsp;</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">&nbsp;</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">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 5pt"><B>&nbsp;</B></P>



<P STYLE="margin: 0pt">&nbsp;</P>

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</SEC-DOCUMENT>
