W.W. Grainger, Inc. distributes facilities maintenance products, and provides services and related information used by businesses and institutions primarily in the United States, Canada and Mexico to keep their facilities and equipment running. Grainger is the supplier of facilities maintenance and other related products in North America. Its has three segments: Grainger Branch-based, Acklands – Grainger Branch-based (Acklands – Grainger), and Lab Safety Supply, Inc. (Lab Safety). Grainger Branch-based is an aggregation of the Grainger Industrial Supply (Industrial Supply), Grainger, S.A. de C.V. (Mexico), Grainger Caribe Inc. (Puerto Rico), Grainger China LLC (China) and Grainger Panama S.A. (Panama). Acklands – Grainger is the Company’s Canadian branch-based distribution business. In September 2009, the Company completed a transaction, pursuant to which it has achieved a 53% majority ownership in MonotaRO Co., Ltd. In November 2009, it acquired Alliance Energy Solutions.