W.W. Grainger is one of the leading suppliers of facility maintenance products in the United States. With annual sales of more than $6 billion, the company serves customers in the U.S., Canada, Mexico, China and Panama. It serves businesses and institutions through a network of over 600 branches and nearly 15 distribution centers. W.W. Grainger works with approximately 3,000 suppliers and maintains an inventory of more than 870,000 products. The company provides adhesives, electrical products and fasteners. It also offers hand tools, hardware, lighting equipment, water pumps and power transmission systems. In addition, the company provides power tools, material handling equipment, office furniture and security systems. W.W. Grainger was founded in 1927.