Transformer Service offers transformer repairs and services in New England. The company was established in 1952, and was one of the first independent companies to provide transformer testing, evaluation, field maintenance, fluid handling and treatment, installation and disposal and laboratory fluid analytical services. Transformer Service s customers include large and small utilities, industrial plants, commercial buildings, municipalities, schools, hospitals and power generators or large consumers of electric power. Most of the company s customers are located in the eastern United States. Transformer Service has an in-house analytical laboratory, a fleet of mobile fluid purification systems, tank trailers and maintenance trucks that are fully equipped to provide on-site service and test of transformers and protective equipment. It also has shop facilities for reconditioning transformers, switchgear and circuit breakers, including the ability to un-tank transformers for forensic investigation and repair. TSI also has an Environmental Protection Agency-regulated Annex III PCB storage facility and the necessary transporter permits to accommodate transportation for disposal of equipment and fluids at any PCB level. The company is based in Concord, N.H.