WESCO International Incorporated provides B2B distribution, logistics, and supply chain solutions in the U.S. and internationally. Its EES segment supplies products and supply chain solutions, including electrical equipment and supplies, automation and connected devices, security, lighting, wire and cable,safety,maintenance, and repair. The CSS segment operates in the network infrastructure and security markets. The UBS segment offers products and services to investor-owned utilities, public power companies, and wireless providers. WESCO was founded in 1922 and is headquartered in Pittsburgh, PA.