Thomas W Cason

Director and Audit Committee Chairman of Mirant since 2006. Owned and managed five agricultural equipment dealerships until retirement in December 2006 (1991-2006). Former Senior Vice President and Chief Financial Officer (1989-1990) of Baker Hughes Incorporated; Controller and Vice President, Finance (1977-1989) of various Baker Hughes subsidiaries. After retiring from Baker Hughes, he held various executive management positions with Key Tronic Incorporated. He also held a number of auditing positions during his seven-year career with Arthur Young & Company. Mr. Cason is also a director of Transocean Inc.