Air Liquide?S.A. Air Products and Chemicals Inc. Amec Foster Wheeler?plc
Ballard Power Systems?Inc. Bloom Energy Corporation
BP plc
Chevron Corporation
DuPont de Nemours Inc. Exxon Mobil?Corporation
Linde plc
Magna Steyr AG & Co KG
Mitsubishi Power Ltd. Praxair?Inc. Royal Dutch Shell plc
Sinopec
TechnipFMC plc
The?ConocoPhillips?Company
Toshiba Corporation
Uhde GmbH
Xebec’s PSA?