David A Trice

Chairman since September 2004, President and CEO since 2000, President and Chief Operating Officer from 1999 to 2000 and Vice President -- Finance and International from 1997 to 1999, Newfield Exploration Company, an independent crude oil and natural gas exploration and production company; Director, Hornbeck Offshore Services, Inc., an operator of tugs and tank barges that transport crude and refined petroleum products and supply vessels that support offshore oil and gas drilling and production; Director, Grant Prideco, Inc., a manufacturer and supplier of oilfield products and provider of high-performance connections and tubular products; Trustee, Houston Museum of Natural Science; Chairman, American Exploration & Production Council. Directors With Terms Expiring in 2010.