CD,
Caterpillar SARL,
DBAG,
UPV,
Trenitalia (Italy),
IZT - Institue for futures studies and technology,
SAFT SAS,
TEDOM A.S.,
MTU,
ATOC,
STADLER RAIL VALENCIA SAU,
SNCF,
UNIFE,
UIC,
D'Appolonia (Italy),
CNR,
Newcastle University,
Siemens (Germany),
Dresden University of Applied Sciences,
Voith Turbo GmbH & Co KG,
CONTINENTAL RAIL S.A.,
University of Rostock,
Chalmers University of Technology,
BOMBARDIER TRANSPORT,
The Engine Consultancy Limited,
CERTH,
ALSTOM TRANSPORT S.A.
