Plug Power (PLUG) to Announce Fourth Quarter and Year End Results

LATHAM, N.Y., March 22, 2013 (GLOBE NEWSWIRE) — Plug Power Inc. (Nasdaq:PLUG), a leader in providing clean, reliable energy solutions, today announced it will release the Company’s 2012 fourth quarter results on March 28th, 2013.

In conjunction with the press release, the Company will host a live conference call and webcast.

Date: Thursday, March 28, 2013

Time: 10:00 am ET

Toll-free: 877.407.8291

The webcast can be accessed by going directly to the Plug Power Web site (www.plugpower.com) and selecting the conference call link on the home page. A playback of the call will be available online for a period following the call.

About Plug Power Inc.

The architects of modern fuel cell technology, Plug Power revolutionized the industry with cost-effective power solutions that increase productivity, lower operating costs and reduce carbon footprints. Long-standing relationships with industry leaders forged the path for Plug Power’s key accounts, including Walmart, Sysco, P&G and Mercedes. With more than 3,000 GenDrive units deployed to material handling customers, accumulating over 8 million hours of runtime, Plug Power manufactures tomorrow’s incumbent power solutions today. Additional information about Plug Power is available at www.plugpower.com.

CONTACT: Media Contact:
         Gerard Conway
         Phone: (518) 782-7700
         media@plugpower.com

         Address:
         968 Albany Shaker Road
         Latham, New York 12110