Founded in 1900, Weyerhaeuser Company is one of the largest forest products suppliers in the world with annual sales of more than $15 billion and operations in more than 10 countries. The company is engaged in the growth and harvesting of timber; the manufacturing, distribution and sale of forest products; and real estate construction, development and related activities. It operates a research and development center that provides new processes and products and relevant technical information and services to business and operations units. iLevel by Weyerhaeuser is a full-service company unit that distributes a selection of building products and accessories. It offers joists and beams, roof panels, truss chords, connectors, and plywood and lumber products. iLevel by Weyerhaeuser serves builders, commercial contractors, dealers, home buyers and design professionals. Weyerhaeuser Company has an office in West Sacramento, Calif.