Louisiana-Pacific Corporation, commonly known as LP, is an American building materials manufacturer. It was founded in 1973 and is currently headquartered in Nashville, Tennessee. The company primarily produces engineered wood products, such as oriented strand board, laminated veneer lumber, and other building materials. LP also produces siding, trim, and other outdoor building products. The company operates in the United States, Canada, Chile, and Brazil. LP is committed to sustainability and has implemented several initiatives to reduce its environmental impact, such as using recycled materials and reducing waste.