| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| LEAN TM LIMITED | 12950337 | 31/05/2024 | Not Trading |
| MAV SYSTEMS LIMITED | 06429075 | 31/05/2024 | Bronze |
| PIKE SIGNALS LIMITED | 01586729 | 31/05/2024 | Not Trading |
| RADIX TRAFFIC LIMITED | 02192038 | 30/05/2024 | Not Trading |
| SAFE LITE (UK) LIMITED | 02103215 | 31/05/2024 | Not Trading |
| THE TRAFFIC GROUP LIMITED | 03931065 | 01/05/2013 | Gold |
| WALKER HENFIELD LIMITED | 10104334 | 31/05/2024 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AGD SYSTEMS LIMITED | 02666988 | 30/04/1993 | 30/04/2006 | Silver |
| Arkon Group Plc | 02590542 | 31/05/1991 | 14/10/1992 | Dissolved |
| Arkon Instruments Ltd | 02052828 | 13/06/1991 | 14/10/1992 | Dissolved |
| Integrated Telematics Services Ltd | 03982573 | 28/04/2000 | 30/04/2006 | Dissolved |
| Pulsotronic Sensors Ltd | 01217623 | 13/06/1991 | 14/10/1992 | Dissolved |
| THE TRAFFIC GROUP LIMITED | 03931065 | 22/02/2000 | 30/04/2006 | Gold |