Aldridge Traffic Controllers (ATC)
Cubic Corporation
Econolite
FLIR Systems (Teledyne FLIR)
Hitachi
Indra Sistemas
Iteris
Jenoptik AG
Kapsch TrafficCom
PTV Group
Q-Free ASA
Redflex Traffic Systems (Verra Mobility)
Ricardo
Road Dynamics
Siemens Mobility
ST Engineering
Swarco
TomTom
TransCore
Trapeze