Ameren Illinois
Energy Efficiency Program
Helping Customers Reduce Costs Improve Comfort Manage Usage
Helping You Become Energy-Efficient
Since 2008, the Ameren Illinois Energy Efficiency Program has been helping our state transition into a more affordable and cleaner future. We don’t just work in your community, we’re a part of it. We work with residents, businesses and partners across Illinois to save our customers money, lower carbon emissions and strengthen our state’s economy. We are committed to helping you improve comfort, manage usage and reduce costs.
Residential
Whether you own or rent your home, explore ways to save money and improve the comfort of your home.
Business
No matter the size of your business, there are energy-saving opportunities to lower costs and improve comfort.
Market Development Initiative
Building greater community engagement, while creating energy industry jobs and delivering cost savings to those that need it the most.
Program Ally Contractors
Expand your business while helping customers receive energy-saving incentives.
Hello SensiTM Summer Savings!
Choose a Sensi Smart Thermostat or Sensi Lite for FREE!
Get a free Simply Conserve smart plug with your order while supplies last.
Offer ends September 30, 2025. A flat rate shipping charge of $5 will be added at checkout. All applicable taxes are paid for by the Ameren Illinois Energy Efficiency Program. Additional terms may apply. See website for details.
