News Releases

Today the Ameren Illinois Utilities announced the successful completion of a pilot Act On Energy™ high-efficiency lighting project that sharply cut energy consumption in the frozen food reach-in...

The board of directors of Ameren Corporation announced today that, effective May 1, 2009, Thomas R. Voss will succeed Gary L. Rainwater as president and chief executive officer of Ameren, with...

Ameren Illinois Utilities residential customers now have a powerful new Web tool, the Energy Toolkit, which is designed to help them spend less by using energy more efficiently. "With the click of...

With one month remaining in the 2008/2009 heating season, Ameren Illinois Utilities natural gas customers will benefit from another significant drop in the cost of natural gas. The continued...

AmerenUE’s Pure Power announced today that the St. Louis Blues have agreed to support the development of new renewable energy sources via the purchase of Renewable Energy Certificates (RECs)...