WESCO International, Inc. ("WESCO International"), incorporated in 1993 and effectively formed in February 1994 upon acquiring a distribution business from Westinghouse Electric Corporation, is a leading North American-based distributor of products and provider of advanced supply chain management and logistics services used primarily in industrial, construction, utility, and commercial, institutional and government ("CIG") markets. We are a leading provider of electrical, industrial, and communications maintenance, repair and operating ("MRO") and original equipment manufacturer ("OEM") products, construction materials, and advanced supply chain management and logistics services. Our primary product categories include general supplies, wire, cable and conduit, communications and security, electrical distribution and controls, lighting and sustainability, and automation, controls and motors.
We serve approximately 70,000 active customers globally through approximately 500 branches primarily located in North America, with operations in 15 additional countries and 10 distribution centers located in the United States and Canada. The Company employs approximately 9,100 employees worldwide. We distribute over 1,000,000 products, grouped into six categories, from approximately 30,000 suppliers, utilizing a highly automated, proprietary electronic procurement and inventory replenishment system.
In addition, we offer a comprehensive portfolio of value-added capabilities, which includes supply chain management, logistics and transportation, procurement, warehousing and inventory management, as well as kitting, limited assembly of products and system installation. Our value-added capabilities, extensive geographic reach, experienced workforce and broad product and supply chain solutions have enabled us to grow our business and establish a leading position in North America.