Atmos Energy Names Michael E. Haefner to be Senior VP of Human Resources

Atmos Energy Corporation (NYSE: ATO) said today it has selected Michael E. Haefner to succeed Wynn D. McGregor as senior vice president, human resources, upon McGregor’s retirement on October 1. Haefner will join Atmos Energy as a senior vice president on June 2 from Perform for Life, LLC, where he has been founder and president. "Mike Haefner has demonstrated exceptional abilities to lead the highly complex human-resources function for larger public companies,” said Robert W. Best, chairman, president and chief executive officer of Atmos Energy Corporation. "He has had financial accountability for global benefit programs, has guided the development of HR programs that were named ‘best in class’ and has achieved recognition for creating a ‘great place to work’ in five countries.” He will become a member of the company’s Management Committee and will report to Best. Haefner, 47, formed his own consulting firm in 2007 after serving for 10 years as senior vice president, human resources, at Sabre Holdings Corporation, the parent company of Sabre Airline Solutions, Sabre Travel Network and Travelocity. He also held leadership positions within Sabre from 1991 to 1997 while it was a division of AMR Corporation, the parent of American Airlines. Earlier, he had worked as an outside management consultant for Xerox Corporation and in computing research at Eastman Kodak Company. Haefner earned a bachelor’s degree in mathematics from St. John Fisher College in Rochester, New York, and his master’s degree in computer science from State University of New York at Buffalo. He and his wife, Chris, reside in Keller, Texas, and have two children. McGregor became senior vice president, human resources, in October 2005. He previously had served as vice president, human resources, since January 1994. He joined Atmos Energy in December 1987 and held various human-resources management positions. About Atmos Energy Atmos Energy Corporation, headquartered in Dallas, is the country’s largest natural-gas-only distributor, serving about 3.2 million natural gas distribution customers in more than 1,600 communities in 12 states from the Blue Ridge Mountains in the East to the Rocky Mountains in the West. Atmos Energy also provides natural gas marketing and procurement services to industrial, commercial and municipal customers primarily in the Midwest and Southeast and manages company-owned natural gas pipeline and storage assets, including one of the largest intrastate natural gas pipeline systems in Texas. Atmos Energy is a Fortune 500 company. For more information, visit www.atmosenergy.com.