<SEC-DOCUMENT>0001104659-17-038304-index.html : 20170609
<SEC-HEADER>0001104659-17-038304.hdr.sgml : 20170609
<ACCEPTANCE-DATETIME>20170609084759
ACCESSION NUMBER:		0001104659-17-038304
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20170609
DATE AS OF CHANGE:		20170609
EFFECTIVENESS DATE:		20170609

FILER:

	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

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34392
		FILM NUMBER:		17901549

	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>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>a17-14967_1defa14a.htm
<DESCRIPTION>DEFA!4A
<TEXT>
Document 1 - file: a17-14967_1defa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g149671bci001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g149671bci001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g149671bci002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g149671bci002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g149671bci003.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g149671bci003.jpg

</DOCUMENT>
</SEC-DOCUMENT>