Welcome to ActOnEnergy.com, a tool that helps Ameren Illinois customers become smarter, safer energy consumers. This site is dedicated to offering you energy efficiency tips, plus access to helpful programs, rebates and cost incentives, to help you use less energy and save more money.

When it comes to energy, actions speak louder than words. That’s why we work hard to make sure you have the energy you need. And it’s why we put the tools for energy savings in your hands – so you can Act On Energy any time!