TU Delft,
Siemens (Germany),
SHELL INTERNATIONAL RENEWABLES BV,
ETHZ,
Air Liquide (France),
ENEL INGEGNERIA E RICERCA SPA,
Institut de France,
CORNING SAS,
TNO,
SINTEF AS,
SHELL DOWNSTREAM SERVICES INTERNATIONAL BV,
UU,
NTNU,
GENERAL ELECTRIC (SWITZERLAND) GMBH,
ALSTOM POWER LTD,
ENEL PRODUZIONE. S.P.A.,
TIPS RAS