W.W. Grainger, Inc. operates as a distributor of maintenance, repair, and operating (MRO) supplies; and other related products and services that are used by businesses and institutions primarily in the United States and Canada. The company offers material handling equipment, safety and security supplies, lighting and electrical products, power and hand tools, pumps and plumbing supplies, cleaning and maintenance supplies, building and home inspection supplies, vehicle and fleet components, and various other products. It also offers inventory management solutions; and distributes tools, fasteners, safety supplies, instruments, welding and shop equipment, and other products. In addition, the company sells private label brands. It offers its products through various branches, sales and service representatives, distribution centers, and catalogs, as well as through Websites. It serves small and medium-sized businesses, large corporations, government entities, and other institutions. The company also operates in Europe, Asia, and Latin America. W.W. Grainger, Inc. was founded in 1927 and is based in Lake Forest, Illinois.