ConocoPhillips

ConocoPhillips is one of the largest independent exploration and production companies in the world, measured by production and proved reserves. Its work centers on finding and producing oil and natural gas and getting it to market, with business lines in Commercial Gas & Power and Global LNG. The company operates in 15 countries and has completed its acquisition of Marathon Oil Corporation.

The company is headquartered in Houston, Texas. Owners of royalty and working interests can reach its owner relations team for help with their accounts, and former Marathon Oil vendors can find supplier contact information on the company's site. Job seekers will find openings and information about the company's workforce through its careers pages.