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Officer Biographies

Marc T. Tronzo
Senior Vice President, Trading

Marc Tronzo is Senior Vice President of Trading for Atmos Energy Marketing LLC and joined the company's predecessor, Woodward Marketing L.L.C, in 1995. Previously he held trading and leadership positions with United Cities Gas Company and Tenneco Energy (Tennessee Gas Pipeline).

Tronzo holds an M.B.A. from the University of Oklahoma and a bachelor's degree in Petroleum Engineering from the University of Oklahoma.

Mark S. Bergeron President, Atmos Energy Holdings, Inc.	C. Richard Alford Senior Vice President Finance & Administration	Ronald W. Bahr Vice President, Risk, Credit, Finance & Human Resources	Rob H. Ellis III Senior Vice President, Marketing
Carol S. Pratho Vice President, Contracts & Trade Management	Randy W. Randel Vice President, Financial Analysis	Marc T. Tronzo Senior Vice President, Trading

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