T. William Porter, III

T. William Porter III has served as one of our directors since 2001. Mr. Porter is the Chairman of Porter & Hedges, L.L.P., a Houston, Texas law firm, of which Mr. Porter has been a partner since its founding in 1981. Mr. Porter is also a director of Helix Energy Solutions Group, Inc., a marine contractor and operator of offshore oil and gas properties and production facilities, and Copano Energy, L.L.C., a midstream energy company with networks of natural gas gathering and intrastate transmission pipelines.