W.W. Grainger, Inc. is a broad-line distributor of maintenance, repair and operating (MRO) supplies and other related products and services used by businesses and institutions in the United States and Canada, with a presence in Europe, Asia and Latin America. The Company�s two reportable segments are the United States and Canada. Other businesses include operations in Europe, Asia, Latin America and other U.S. operations. The Company serves more than 2 million customers worldwide through a network of integrated branches, distribution centers, websites and export services. The Company has centralized business support functions that provide coordination and guidance in the areas of accounting and finance, business development, communications and investor relations, compensation and benefits, information systems, health and safety, global supply chain functions, human resources, risk management, internal audit, legal, real estate, security, tax and treasury.