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): October 29, 2008

PLUG POWER INC.

(Exact name of registrant as specified in charter)

Delaware    0-27527    22-3672377 


(State or Other    (Commission File Number)    (IRS Employer  Jurisdiction        Identification No.)  of Incorporation)         

968 Albany Shaker Road, Latham, New York 12110

(Address of Principal Executive Offices) (Zip Code)

(518) 782-7700
(Registrant's telephone number, including area code)

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):

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 5.02    Departure of Directors or Principal Officers; Election of Directors;      Appointment of Principal Officers 

On October 29, 2008, J. Douglas Grant tendered his resignation as a member of the Board of Directors of Plug Power Inc. (the "Company"). The resignation will be effective the earlier of December 31, 2008 or the date on which the Board of Directors appoints his replacement. During the past two years, Mr. Grant has been slowly reducing his participation on boards of public companies on which he has served. Plug Power Inc. will be the final public company board from which he will resign. Mr. Grant has no disagreements with the Company on any matter relating to the Company's operations, policies or practices.


SIGNATURES

     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: November 4, 2008    By: /s/ Andrew Marsh                 Andrew Marsh                 Chief Executive Officer