| AGD Systems | 01452 854212 | Visit Website |
| Altaroute Limited | 01454 311475 | Visit Website |
| ATG Access | 0845 675 7574 | Visit Website |
| Bartco UK | 01629 581150 | Visit Website |
| Berlex AB | +46 (0) 70 374 30 00 | Visit Website |
| Braums-ATS Co Ltd | 07711511183 | Visit Website |
| Clearview Intelligence Limited | 01908 088008 | Visit Website |
| Coeval Limited | 01216 793747 | Visit Website |
| Ecoposte (UK) Ltd | 03301335013 | |
| Hill & Smith VRS Limited | 01902 499400 | Visit Website |
| Hollco Limited | 01451 820703 | Visit Website |
| Horizont Klemmfix GmbH | | |
| Hydro Pole Products - Hydro Extrusion Netherlands BV | 07590 735297 | Visit Website |
| King Transport Equipment Ltd | 01858 467361 | |
| L Traffic Ltd | 07730 689710 | |
| Macs Automated Bollard Systems Ltd | 01613 206462 | Visit Website |
| Mallatite Limited | 01212895146 | Visit Website |
| Messagemaker Displays Limited | 01737 774738 | Visit Website |
| Mobile Variable Message Signs Ltd | 0283 044 0001 | Visit Website |
| MOTUS Traffic | | |
| Nissen UK Limited | 07775 512948 | Visit Website |
| Pandora Technologies Limited | 01539 436212 | Visit Website |
| Quarterhill Icoms Detections SA | +32 (0)10 45 41 02 | Visit Website |
| Ritherdon & Co | 01254 819100 | Visit Website |
| Shenzhen Dianming Technology Co Ltd | +86075526016632 | Visit Website |
| SignSol Limited | 07508 523411 | |
| Siignals Limited | 01942 644227 | Visit Website |
| Simulation Systems Limited | 01934 939962 | |
| Sm@rt Technology Limited | 01772 364384 | Visit Website |
| smartmicro UK Limited | 02392 248250 | Visit Website |
| Solar Technology Inc | 07795 576179 | |
| SRL Traffic Systems | 01606 738866 | |
| Swarco UK & Ireland Limited | 01256 891800 | Visit Website |
| Teledyne FLIR LLC | 00 49 171 992 8985 | |
| Telent Technology Services Limited | 01926 693000 | Visit Website |
| TM Safety Signs Ltd | 01823 481040 | Visit Website |
| Traffic Group Signals Ltd | 0345 460 9999 | Visit Website |
| Triplesign System AB | | |
| Tsien (UK) Limited | 01354 695959` | Visit Website |
| TWM Traffic Control Systems Ltd | 0160 659 6622 | Visit Website |
| Unipart Dorman | 01704 518154 | Visit Website |
| Variable Message Signs | 01914 237070 | |
| Via Traffic Controlling GMBH | | |
| Vivacity Labs Ltd | 07965506155 | Visit Website |
| Westcotec Limited | 01362 853124 | Visit Website |
| Yunex Limited | 01202 155320 | Visit Website |
