Ameren CEO and CFO to Present at EEI Financial Conference Nov. 3

ST. LOUIS, Oct. 29 /PRNewswire-FirstCall/ -- Thomas R Voss, president and
chief executive officer, and Martin J. Lyons, Jr., senior vice president and
chief financial officer, both of Ameren Corporation (NYSE: AEE), will present
at the 44th Edison Electric Institute Financial Conference, at 10:30 a.m. EST
at the Westin Diplomat Resort and Spa, 3555 S. Ocean Drive, Hollywood, Fla.,
on Tuesday, Nov. 3.

The presentation will be available on a live audio Webcast from 10:30 a.m. to
11:10 a.m. EST via a link in the Investors section of Ameren's Web site,
http://www.ameren.com. The Webcast will be archived at this site for one year.

With assets of $24 billion, Ameren serves approximately 2.4 million electric
customers and nearly 1 million natural gas customers in a 64,000 square mile
area of Missouri and Illinois. Ameren owns a diverse mix of electric
generating plants strategically located in its Midwest market with a
generating capacity of more than 16,300 megawatts.

SOURCE Ameren Corporation

Media, Susan Gallagher, +1-314-554-2175, or Analysts, Doug Fischer,
+1-314-554-4859, or Matthew Thayer, +1-314-554-3151, all of Ameren
Corporation