Profile: Dorman is a manufacturer of LED solutions for traffic control. Our product range includes a complete range of LED signals for all aspects of rail signaling in addition to the portfolio of road products, from hazard warning lamps to vehicle activated signs. Our LED barrier boom lights are attached to level crossing boom arms and gates to clearly indicate to vehicles and pedestrians that the barrier is closed. We also design and manufacture a comprehensive range of vehicle activated signs to alert drivers to a wide variety of hazards. These are available to display signs in accordance with the traffic signs regulations and general directions.