W.W. Grainger, Inc. operates as a supplier of maintenance, repair and operating products (MRO), with operations also in Europe, Asia and Latin America. It operates through two segments: United States and Canada. The United States segment offers a selection of MRO products and services through its eCommerce platforms, catalogs, branches and sales and service representatives. The Canada segment provides a combination of product breadth, local availability, speed of delivery, detailed product information and competitively priced products and services. The company was founded by William Wallace Grainger in 1927 and is headquartered in Lake Forest, IL.