John T. Mills joined the Board in March 2006. Mr. Mills currently serves as a member of the Audit and the Compensation Committees. In January 2008, Mr. Mills became a member of the board of directors and audit, conflicts and risk management committees of Regency GP, LLC, the general partner of Regency GP, LP, the general partner of Regency Energy Partners LP, a natural gas gathering, processing and transportation master limited partnership. Mr. Mills served as the chairman of the board of directors of Horizon Offshore, Inc., a marine construction company, from September 2004 until December 11, 2007, when it was acquired by Cal Dive International Inc. He currently serves on the board of directors of Cal Dive International Inc., a marine contractor providing manned diving, derrick, pipelay and pipe burial services to the offshore oil and natural gas industry, and serves on both the audit, compensation and corporate governance and nominating committees. Mr. Mills was the Chief Financial Officer of Marathon Oil Corporation, an integrated energy company, from January 2002 until his retirement in December 2003.
