Vaughn O Vennerberg II

Mr. Vennerberg has been a director of XTO since August 2005, and served as an advisory director from 2000 to August 2005. He has served as our senior executive vice president and chief of staff since May 2005 and, prior to that, he was executive vice president-administration or held similar positions with us since 1987. Prior to that, he was employed by Cotton Petroleum Corporation and Texaco Inc. (1979-1986).