WESCO Distribution is one of the leading electrical distributors and one of the largest providers of integrated supply services in the United States. Located at Springdale, Ark., the firm provides electrical, data communications, general maintenance, repair, and operations (MRO), construction materials, and advanced supply chain management/logistics services along with an array of electrical OEM products. Its major customers include industrial and commercial businesses, contractors, governmental agencies, institutions, telecommunications providers and utilities. Its full range of products include distribution and control equipment, lamps, lighting, ballasts, circuit breakers, fittings, conduits, wire and cable, and industrial supplies.