Mark A. McCollum

Overview

Senior Vice President and Chief Accounting Officer, since August 2003; Director of KBR, Inc., since June 2006; Senior Vice President and Chief Financial Officer, Tenneco Automotive, Inc., November 1999 to August 2003. Effective as of January 1, 2008: Senior Vice President and Chief Accounting Officer, Mark A. McCollum, will become Executive Vice President and Chief Financial Officer. Prior to joining Halliburton, Mr. McCollum served as Senior Vice President and Chief Financial Officer of Tenneco Automotive, Inc. from November 1999 to August 2003. Halliburton's current Executive Vice President and Chief Financial Officer,