John W. Somerhalder II, our Chairman since October 2007 and our President and Chief Executive Officer since March 2006; Executive Vice President of El Paso Corporation, a natural gas and related energy products provider and owner of North America's largest natural gas pipeline system and one of North America's largest independent natural gas producers, from 2000 until May 2005, where he continued service under a professional services agreement from May 2005 until March 2006; President, El Paso Pipeline Group from 2001 until 2005; President of Tennessee Gas Pipeline Company, an El Paso company from 1996 until 1999; President of El Paso Energy Resources Company from April 1996 until December 1996; Senior Vice President, Operations and Engineering, El Paso Natural Gas Company from 1992 until 1996; Vice President, Engineering, El Paso Natural Gas Company from 1986 until 1990; from 1977 until 1990, various other positions with increasing responsibility at El Paso Corporation and its subsidiaries until being named an officer in 1990; and currently a director of AGL Resources Inc. and Quicksilver Gas Services GP LLC. Mr. Somerhalder has been a director of AGL Resources since March 2006.