At a time when more of us are at home, comfort and savings are important. That’s why we’re offering FREE shipping on energy-saving products.

About Us

ABOUT AMEREN ILLINOIS

The Ameren Illinois Marketplace is a great place for our residential customers to purchase discounted energy-efficient products and start saving energy at home. For products that qualify for an Ameren Illinois rebate, there is the added convenience of receiving any eligible discounts instantly at checkout.

The Ameren Illinois Marketplace features a selection of ENERGY STAR® certified Smart Thermostats, Advanced Power Strips and LED lighting products all designed to help you save energy and money. It's just one more way that Ameren Illinois is putting energy-efficient products and savings at your fingertips.

ABOUT EFI

Established in 1982, Energy Federation, Inc. is a nonprofit organization headquartered in Massachusetts working to accelerate the adoption of energy efficient products, largely through initiatives done in conjunction with natural gas and electric throughout North America.

By accessing the Ameren Illinois Online Marketplace you certify that you are an Ameren Illinois residential customer, you intend to install purchased products in your own residence, and products are not for resale. Eligible customers may order up to 36 LED lighting products and 10 advanced power strips per one calendar year from previous purchase date. Targeted customers may be eligible for incentivized products or kits using a special promo code. Thank you for using the Ameren Illinois Online Marketplace.