Energy XXI is an independent oil and natural gas exploration and production company. Its properties are located in the U.S. Gulf of Mexico waters and the Gulf Coast on-shore. The company emphasizes acquisitions enhanced by value-added organic drilling program. Energy XXI s off-shore properties are comprised of legacy oil fields. Its brokers include The Collins Stewart Europe Limited and Tristone Capital Limited in the United Kingdom. With one of its locations in Houston, Energy XXI employs chief executive and accounting officers.