Anadarko Petroleum Corporation

Among the largest independent oil and natural gas exploration and production companies in the world, with 2.28 billion barrels of oil equivalent (BBOE) of proved reserves at year-end 2008.

Anadarko's portfolio of assets encompasses premier positions in 10 major U.S. onshore natural gas resource plays. The company also is the largest independent deepwater producer in the Gulf of Mexico, and has production and/or exploration in Alaska, Algeria, Brazil, China, Indonesia, Mozambique and West Africa.