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Ameren Corporation Announces Retirement Of Senior Vice President/Chief Nuclear Officer, Board Announces Sucessor;Other Executives Assume New Positions
Gary L. Rainwater, chairman, president and chief executive officer of Ameren Corporation (NYSE: AEE), announced today that Senior Vice President and Chief Nuclear Officer Garry L. Randolph, 55, will retire effective Dec. 31, 2004. He will continue to act as chief nuclear officer until that date. In addition, Randolph will provide consulting services to the company in 2005.

Rainwater also announced that effective today -- Sept. 1, Charles D. Naslund, 51, will assume the title of vice president, Nuclear Operations, reporting to Rainwater.

"Garry has served with distinction, and Ameren is fortunate to have had the more than 30 years of experience and expertise of this recognized nuclear industry professional," said Rainwater. "With Chuck Naslund's appointment, we gain a highly experienced, high-level professional who has led the operations team at Callaway in the past. Chuck brings more than 20 years experience in nuclear operations and the expertise of directing AmerenUE's fossil fuel and hydroelectric generating operations for several years. His appointment will further enhance our nuclear plant operating performance and help to focus Ameren's nuclear team on areas that are critical to the future success of the plant."

Naslund joined AmerenUE in 1974 and served at its Callaway Nuclear Plant, near Fulton, MO, reaching the position of manager, Nuclear Operations Support, in 1986. In 1991, he was named manager, Nuclear Engineering, a position he held until the late 1990s, when he was named vice president, Power Operations, AmerenUE.

In addition, Ronald D. Affolter, 51, vice president, Nuclear Operations, has resigned to pursue other opportunities.

The company also announced changes of responsibility for officers in the generation area. These changes are effective Sept. 1:

• Reporting to Ameren Senior Vice President-Generation Thomas R. Voss is Mark C. Birk. Now vice president, AmerenEnergy, Inc., and Power Support Services, Birk, as Naslund's successor, will assume the title of vice president, Power Operations, and will continue to direct Energy Supply Operations. Birk, 40, joined the company in 1986.

• Also reporting to Voss and assuming Birk's AmerenEnergy, Inc., responsibilities in addition to his current role is Andrew M. Serri, vice president of AmerenEnergy Marketing. Serri, 42, joined Ameren in 2000. His new title is vice president, Marketing and Trading.

• Assuming Birk's generation engineering responsibilities is AmerenEnergy Generating Vice President Bob L. Powers. Powers, 55, first joined the company in 1976. His new title is vice president, Generation Technical Services, and he retains the title of president of Electric Energy, Inc. (EEI) \-the owner of a 1,086-megawatt, Joppa, Ill.-based coal-fired power plant. Through its subsidiaries, Ameren owns 60 percent of EEI. Powers will report to Voss.

With assets of $14.7 billion, Ameren owns a diverse mix of electric generating plants strategically located in its Midwest market with a capacity of more than 14,600 megawatts. Ameren serves 1.7 million electric customers and 500,000 natural gas customers in a 49,000 square-mile area of Missouri and Illinois.

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