Weyerhaueuser (WY) is the biggest owner of timberlands and also an investment trust. In addition, the company produces an array of wood and cellulose products. Weyerhaueuser possesses around seven million acres of timberlands in the US. The company’s manufacturing facilities are located across the US and Canada, with almost 20 distribution centres to their name. Weyerhaueuser is the Dow Jones Sustainability Index member and most ethical company according to Ethisphere. The company’s shares are traded on the New York Stock Exchange (NYSE). Weyerhaueuser is headquartered in Seattle.