Key Players
- All Traffic Solutions
- American signal Company
- Elan City
- Fortel Traffic
- HMI Technologies
- International Road Dynamics Inc. (IRD)
- KELIAS
- Kalitec
- OPTRAFFIC
- Pandora Technologies
- Photonplay Systems Inc
- RTC Manufacturing
- Radarsign LLC
- SA-SO
- SWARCO AG
- Solar Technology
- TAPCO
- TraffiCalm
- Traffic Logix Corporation
- Ver-Mac
- WANCO INC
