Traffic Signals and Control Systems
Golden River Traffic LtdOxfordshire
Peek Traffic LtdBasingstoke, Hants
Pike Signals LtdBirmingham,
Serco Integrated TransportHook, Hampshire
Siemens Traffic Controls LtdPoole, Dorset
Techspan SystemsAylesbury, Buckinghamshire
Thermotor LtdEast Preston, West Sussex
Traffic Signals UK LtdLeicester,
Traffic Systems Co-operative LtdRotherham,
Variable Message Signs LtdHebburn, Tyne & Wear
