Wesco International Inc., also called Wesco, is a holding company, which engages in the provision of electrical, industrial, and communications maintenance, repair & operating and original equipment manufacturers products. It also offers construction materials, and supply chain management and logistics services. Read More Its product categories include general supplies, wire, cable & conduit, communications & security, electrical distribution and controls, lighting & sustainability and automation, controls & motors. The company was founded in 1993 and is headquartered in Pittsburgh, PA.