W. Douglas Ford

USG Corp. engages in the manufacture and sale of building materials and solutions. It offers products for use in new residential, new nonresidential, and residential and nonresidential repair and remodel construction, as well as products used in certain industrial processes. It operates through the following segments: U.S. Wallboard and Surfaces; U.S. Performance Materials; U.S. Ceilings; Canada; and Other. The company was founded in 1902 and is headquartered in Chicago, IL.

UAL Corp. provides air transportation services through it's subsidiary, United Airlines, Inc., in North America, the Pacific, the Atlantic and Latin America. It offers transportation of passengers and cargo. The company operates 3,400 flights and 200 United States domestic and international destinations from its hubs in Los Angeles, San Francisco, Denver, Chicago and Washington. The company was founded in 1934 and is headquartered in Chicago, IL.

Suncor Energy, Inc. explores crude oil and natural gas. It operates in oil sands, natural gas, energy marketing & refining, and refining & marketing segments. The company manufactures petroleum, biofuel and petrochemical products. It was founded in 1953 and is headquartered in Calgary, Canada.

BP Products North America, Inc. engages in the exploration, production, refining and marketing of oil and natural gas. The company was founded in 2001 and is headquartered in Warrenville, IL.