ACAL ENERGY LTD.
ACUMENTRICS HOLDING CORP.
ADELAN UK LTD.
Afc Enenrgy
ALPPS FUEL CELL SYSTEMS
Alstom Technology
ALTERGY
Ariston Holding N.v.
Babcock & Wilcox
BALLARD POWER SYSTEMS
BLOOM ENERGY
Ceres Power
Clara Venture Labs
CUMMINS INC.
DDI ENERGY
DELPHI AUTOMOTIVE
DOOSAN FUEL CELL
EDISON ELECTRIC INSTITUTE
ELCOGEN AS
ENERGIENED
ENTWICKLUNGS UND VERTRIEBSGESELLSCHAFT BRENNSTOFFZELLE
FUEL CELL TECHNOLOGIES
FUELCELL ENERGY
FUJI ELECTRIC
FUTURE E FUEL CELL SOLUTIONS GMBH
GENERAL ELECTRIC CO.
GEORGE WESTINGHOUSE RESEARCH AND TECHNOLOGY PARK
GLOBAL RESOURCE ENERGY INC.
GOLDEN ENERGY FUEL CELL CO. LTD.
H2 Power Tech
HALDOR TOPSOE A/S/TOPSOE FUEL CELL
HORIZON FUEL CELLS AND RIVERSIMPLE
INTELLIGENT ENERGY
ITM POWER
KANSAI ELECTRIC POWER CO. INC.
LINDE BOC
LOGANENERGY CORP.
Meidensha Corp.
MERIDIAN ENERGY LTD.
MITSUBISHI HEAVY INDUSTRIES LTD.
NATIONAL FUEL CELL RESEARCH CENTER
NEAH POWER
NEDSTACK FUEL CELL TECHNOLOGY
NEXCERIS
NIPPON TELEGRAPH & TELEPHONE CORP.
ONTARIO POWER GENERATION INC.
PALCAN FUEL CELLS LTD.
PANASONIC
PLUG POWER INC.
Pohang Iron And Steel Co. (posco)
Proton Motor Fuel Cell Gmbh
RELIANT ENERGY POWER SYSTEMS
Rolls-royce Fuel Cell Systems Ltd.
SAFCELL
SHELL HYDROGEN BV
SIEMENS POWER GENERATION INC.
SMART FUEL CELL AG (SFC)
SOFCPOWER
SOLIDPOWER
STAXERA GMBH (SUNFIRE)
SULZER HEXIS AG
SUMITOMO CORP.
TOKYO GAS CO. LTD.
TOSHIBA FUEL CELL POWER SYSTEMS CORP.
TOYOTA
TURKCELL
ULTRA ELECTRONICS AMI
UNITED TECHNOLOGIES
VAILLANT GMBH
Versa Power Systems Inc.
VIOLET FUEL CELL STICKS
WARTSILA CORP.
WATT FUEL CELL CORP.
WEBASTO AG
Worldwide Energy Llc
ZTEK CORP.