Photo Enforcement
- KRIA, Vehicle Detection Systems
- OLVIA, Speed Enforcement Cameras and Traffic Control Systems
- RedSpeed International, Speed Enforcement Systems
- Sensys Traffic, Speed and Red Light Enforcement Systems
- Sodi Scientifica, Digital Video Laser Speed and Red Light Enforcement Systems
- Speedar, Traffic Speed Measurement Systems
- Tenix Solutions, Traffic and Parking Enforcement and Technology Outsourcing
- Truvelo, Speed Measurement, Traffic Data and Automatic Traffic Enforcement Systems
