Keith A Hutton

Mr. Hutton has been a director of XTO since April 2005, and served as an advisory director from 2000 to April 2005. He has served as our president since May 2005 and, prior to that, he was executive vice president-operations or held similar positions with us since 1987. Prior to that, he was a reservoir engineer with Sun Exploration & Production Company (1982-1987).