AD-VENTA
AIR LIQUIDE S.A.
AIR PRODUCTS AND CHEMICALS INC.
American Elements
AREVA S.A.
CELLA ENERGY LTD.
CHART INDUSTRIES INC.
ELECTRO POWER SYSTEMS S.A.
HEXAGON COMPOSITES A.S.A.
HYDROGEN IN MOTION (H2M)
HYDROGENICS
HYSILABS
LINDE AG
LUXFER HOLDINGS PLC
MCPHY ENERGY S.A.
PLUG POWER INC.
PRAGMA INDUSTRIES S.A.S.