Chairman of the Board, Atmos Energy Independent Director since 2009 Age: 74 PROFESSIONAL BACKGROUND Chairman of the Board since December 2020 Executive Chairman of the Board from October 2017 to December 2020 Chief Executive Officer or President and Chief Executive Officer from October 2010 to September 2017 President and Chief Operating Officer from October 2008 to September 2010 Senior Vice President, Regulated Operations from October 2006 to September 2008 Senior Vice President from June 2006 to September 2006 Various leadership roles within leading natural gas industry associations, including the Southern Gas Association and the American Gas Association QUALIFICATIONS Mr. Cocklin has over 35 years experience in the natural gas industry, most of that serving in senior management positions at Atmos Energy, Piedmont Natural Gas Company, and The Williams Companies. Due to his professional experience in the energy industry and leadership roles with Atmos Energy, other energy companies and industry associations, his strong background in the natural gas industry, including interstate pipeline companies, local distribution companies, and gas treatment facilities, his extensive experience in rates and regulatory matters, business development and Sarbanes-Oxley compliance matters, as well as possessing those attributes discussed in the Qualifications for Directors section, the Board has nominated Mr. Cocklin to continue serving as a director of Atmos Energy.