WESCO International, Inc. distributes electrical, industrial, and communications maintenance, repair, and operating (MRO) products; and original equipment manufacturers products and construction materials in North America and internationally. It also provides supply chain management and logistics services. The company offers general and industrial supplies, such as wiring devices, fuses, terminals, connectors, boxes, enclosures, fittings, lugs, terminations, tapes, splicing and marking equipment, tools and testers, abrasives, cutting tools, consumables, fasteners, janitorial, and other MRO supplies, as well as safety and security, and personal protection products. It also provides wires, cables, raceways, and metallic and non-metallic conduits; and communication products, including structured cabling systems, broadband products, low voltage specialty systems, specialty wire and cable products, equipment racks and cabinets, access controls, alarms, cameras, and paging and voice solutions. In addition, the company offers power distribution equipment comprising circuit breakers, transformers, switchboards, panel boards, metering products, and bus way products; lamps, fixtures, ballasts, and lighting control products; and motor control devices, drives, relays, timers, pushbuttons, operator interfaces, switches, sensors, interconnects, and surge and power protection products. Further, it provides value added services in the areas of construction, e-business, energy, engineering, green and sustainability, production support, safety and security, supply chain optimization, training, and working capital. The company serves industrial firms, electrical and data communications contractors, utilities, commercial organizations, institutions, and governmental entities. WESCO International, Inc. was founded in 1922 and is headquartered in Pittsburgh, Pennsylvania.