News Releases

In recognition of significant energy efficiency achievements, Ameren Illinois has presented the Act On Energy® Most Progressive City Awards to cities in each of the six Ameren Illinois operating...

In recognition of the significant energy efficiency efforts made by East St. Louis businesses, Ameren Illinois today presented the Act On Energy® Most Progressive City Award to the city of East...

In recognition of the significant energy efficiency efforts made by Granite City businesses, Ameren Illinois today presented the Act On Energy® Most Progressive City Award to Granite City....

In recognition of the significant energy efficiency efforts made by Decatur businesses, Ameren Illinois today presented the Act On Energy® Most Progressive City Award to the city of Decatur....

In recognition of the significant energy efficiency efforts made by Jacksonville businesses, Ameren Illinois today presented the Act On Energy® Most Progressive City Award to the city of...

In recognition of the significant energy efficiency efforts made by Champaign businesses, Ameren Illinois today presented the Act On Energy® Most Progressive City Award to the city of Champaign....

Illinois residents can make the holidays brighter and greener by decking the halls with Energy Star qualified decorative lighting, according to Ameren Illinois. Energy Star qualified holiday...

In recognition of the significant energy efficiency efforts made by Peoria businesses, Ameren Illinois today presented the Act On Energy® Most Progressive City Award to the city of Peoria....

Nonprofits now can earn extra green while helping make Illinois greener by joining the new Ameren Illinois Act On Energy® Refrigerator Recycling Referrals program. When an Ameren Illinois...

The board of directors of Ameren Illinois Company, a subsidiary of Ameren Corporation (NYSE: AEE), today declared a dividend on all series of its preferred stock. The preferred share dividend is...