Harold M. Korell

Mr. Korell is the Chairman of the Board of the Company. Mr. Korell joined Southwestern in 1997 as Executive Vice President and Chief Operating Officer. On May 22, 1998, Mr. Korell was promoted to President and Chief Operating Officer and was named Chief Executive Officer effective January 1, 1999, a position he held until May 19, 2009. Mr. Korell was elected Chairman of the Board May 16, 2002. Mr. Korell served as President of the Company from May 22, 1998 through June 2, 2008, when he relinquished the title. Previously, Mr. Korell was Senior Vice President — Operations of American Exploration Company, Executive Vice President of McCormick Resources, and held various technical and managerial positions during his 17 years with Tenneco Oil Company, including Vice President of Production. Prior to that time, he held various positions with Mobil Corporation. Mr. Korell is 64 years old and first became a director of the Company in 1998.