St. Louis-based Ameren Corporation (AEE) is among the nation’s largest investor-owned electric or gas utilities, with approximately $24 billion in assets.

The largest electric utility in Missouri and the second largest in Illinois, Ameren companies provide energy services to 2.4 million electric and nearly one million natural gas customers throughout its entire 64,000 square mile territory.  (more)
 

Feb. 09, 2010   Highlights

Q4 2009 Ameren Corporation Earnings Conference Call Thursday, February 18, 2010 10:00 a.m. ET  

Lower your heating costs. Set your thermostat to 68ºF and save. Learn more about energy efficiency.

 

Outage information. View outages by ZIP Code and more in Illinois and Missouri.

Go mobile! Use your wireless device to report or view outages. See how in this video.
Ameren and... 
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