Robert J. Strassheim

Atlantic Richfield Co. provides oil and gas extraction and production services . The firm's exploration and production operations are focused primarily in the Gulf of Mexico and the midcontinent in the United States, the United Kingdom North Sea, Indonesia, China and Algeria. The company was incorporated on April 15, 1985 and is headquartered in Warrenville, IL.

Shell Oil Co. manufactures petrochemicals and distributes gas and oil products. The company was founded in 1912 and is headquartered in Houston, TX.

Conley Canitano & Associates, Inc. provides information technology planning and consulting services. The private company is based in Mayfield Heights, OH.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.

Ernst & Young provides accounting services. Its services include auditing, accounting, tax and transaction services, assurance and advisory business, online transaction advisory and a wide range of financial services. The company was founded by Arthur Young and Alwin C. Ernst in 1881 and is headquartered in Kansas City, MO.

The Pratt & Whitney Co., Inc. designs, manufactures, and services aircraft engines and auxiliary power units. It offers commercial engine, military engine, and auxiliary power units. The company was founded by Frederick Rentschler in 1925 and is headquartered in East Hartford, CT.

ExxonMobil Oil Corp. operates gas stations and produces petroleum related products. The company was founded on August 24, 1959 and is headquartered in The Woodlands, TX.