Thorne & Derrick are a specialist provider of industrial & hazardous area electrical equipment. This includes Process Heating, Power & Control, Lighting, Signalling, Instrumentation and LV-MV-HV cable accessories. Established in 1985 and with a branch in Chester-Le-Street we are ideally located to service the needs of our process industry clients in the region. Understanding client demands is key to our business strategy as is our commitment to providing fit for purpose, independent technical proposals that fulfil customer specifications. We also strive to bring product innovation to our clients to help develop safer, reliable and cost efficient working procedures.