Advanced Extraction Technologies Inc.
AIR LIQUIDE
AIR PRODUCTS AND CHEMICALS INC.
CUMMINS INC.
Element One
ENGIE S.A.
ERGENICS
FUELCELL ENERGY INC.
HCE LLC
ITM POWER PLC
IWATANI CORP.
LINDE PLC
MAGNA STEYR AG & CO. KG
Makel Engineering Inc.
Nel ASA
PLUG POWER INC.
POWERTECH LABS INC.