Roma Tre University,
UPM,
VOLVO TECHNOLOGY AB,
BERENDS-CONSULT,
Chalmers University of Technology,
KNV,
CEIT,
ATAC SPA,
Scania (Sweden),
Digigroup,
RATB,
INIT,
VERI,
TEKIA CONSULTORES TECNOLÓGICOS S.L.,
FIT Consulting (Italy),
CRF,
TISPT,
Sapienza University of Rome,
UTP,
Newcastle University,
INEO SYSTRANS,
IRISBUS,
VULTRON TECHNICAL DEVELOPMENT AND TRADING LTD,
RATP,
THINKSTEP AG,
ATM,
Consorcio Regional de Transportes de Madrid,
Budapest Transport Closely Held Corporation Ltd,
D'Appolonia (Italy),
BHVBUS,
ASSTRA,
EVOBUS GMBH,
EUROLUM SAS,
Cerema,
UITP,
HPTS,
SYTRAL,
ACTIA S.A.,
VDV,
Västtrafik,
BIS,
FHG,
PILOTFISH,
SRWT.,
NMCU,
AZIENDA TRASPORTI VERONA SRL,
HUEBNER GUMMI- UND KUNSTSTOFF GMBH,
MAN,
IFSTTAR
