Ameren Illinois Utilities has hosted 18 PowerSwitch Expos for business owners in various cities throughout Illinois in 2008. Due to positive feedback from attendees, a virtual PowerSwitch Expo will be available on this site this summer.

If you are interested in attending a future PowerSwitch Expo in person, please check back in January 2009 for updated locations. For immediate answers to questions about your options in choosing an Alternate Retail Electric Supplier, call the Ameren Illinois Utilities Business Center at 1.800.232.2477 or click here for supplier information.