Construction Fastening, 14139 21st Ave N, Minneapolis, MN 55447, US

Founded in 1927, W.W. Grainger is a supplier of facility maintenance products for businesses and institutions throughout the United States, Canada, Mexico and China. It works with more than 1,000 suppliers to provide a variety of products, including adhesives, electrical components, fasteners, hardware, motors, raw materials, pumps and testing instruments. The company also provides lightning, security and material handling equipment. W.W. Grainger s clients include schools, government offices, manufacturers, contractors, hospitals, hotels and theaters. It operates more than 500 branches, over 15 distribution centers and multiple Web sites. The company employs nearly 16,000 personnel. It also operates a subsidiary, Lab Safety Supply, which is a direct marketer of safety and industrial products in the U.S. and Canada. Headquartered in Lake Forest, Ill., W.W. Grainger maintains a location in Plymouth, Minn.