Weyerhaeuser Company, one of the world's largest forest products companies, was incorporated in 1900. In 2009, sales were $5.5 billion. It has offices or operations in 10 countries, with customers worldwide. Weyerhaeuser is principally engaged in the growing and harvesting of timber; the manufacture, distribution and sale of forest products; and real estate construction and development. Additional information about Weyerhaeuser's businesses, products and practices is available at http://www.weyerhaeuser.com.