2019 Business SymposiumDiscover why thousands of customers have turned to this award-winning event for energy-saving solutions.
Unique Solutions Begin with YouReceive cash incentives when you implement custom energy-saving solutions.
Celebrate 2019 with 19% Off LED Lighting!Make 2019 your year of savings with promo code SAVE19.
Easy Ways to SaveYour business or organization can get $100 cash back from Ameren Illinois when you purchase and install a ENERGY STAR® certified smart thermostat from our online store!
Increased Incentives for HVAC ProjectsFor a limited time, you can receive more cash incentive dollars for your next HVAC energy efficiency project.
Small Business. Big Savings.With a low out-of-pocket cost and streamlined installation process, your small business can quickly start saving energy and money.
Increased Incentives for Electric ProjectsFor a limited time, you can receive more cash incentive dollars for your next electric energy efficiency project.
Real Customers, Real ResultsLearn how the Peoria Civic Center is cutting energy costs with help from Ameren Illinois!
Find Incentives for Your Equipment
No matter what industry you serve, you can take advantage of these equipment-specific incentives.
Find Incentives for Your Industry
With Ameren Illinois Energy Efficiency Program,
"We improved our lighting and lowered our energy bill."— Scott Jenkins, Goodwill Industries of Central Illinois, Ameren Illinois Customer Learn How