Louisiana-Pacific Corporation is a manufacturer of building products. As of December 31, 2010, the Company owned 21 facilities in the United States and Canada. It also owns two facilities in Chile and a 75% ownership interest in a Brazilian facility. The Company operates in three segments: Oriented Strand Board (OSB); Siding, and Engineered Wood Products (EWP). The OSB segment manufactures and distributes OSB structural panel products. The siding offerings fall into two categories SmartSide siding products and related accessories, and Canexel siding and accessory products. The Engineered Wood Products (EWP) segment manufactures and distributes laminated veneer lumber (LVL), I-Joists, laminated strand lumber (LSL) and other related products. The Company operates three facilities through joint ventures, for which it is a provider of product distribution for North America.