National Centre for Scientific Research (CNRS)
U.S. Geological Survey (USGS)
National Renewable Energy Laboratory (NREL)
International Renewable Energy Agency (IRENA)
Helios
Natural Hydrogen Energy LLC
Koloma
Hydroma Inc.
H2Au
La Francaise de l Energie SA
Gold Hydrogen Limited
HyTerra
Schlumberger
CGG
Halliburton
Baker Hughes
Weatherford
TechnipFMC plc
SOLEXPERTS AG
Chapman Hydrogen and Petroleum Engineering Ltd.
BP p.l.c.
Shell
Eni
Equinor ASA
Gasunie
50Hertz
GRTgaz
Enag?s S.A.
Repsol
ENGIE
TotalEnergies