Ameren Illinois
Energy Efficiency Program

Helping customers Improve Comfort Manage Usage Reduce Costs

WAYS TO
SAVE

ENERGY ASSESSMENTS

SMART THERMOSTATS

RENTERS ENERGY SAVINGS

FIND AN ENERGY ADVISOR

MARKET DEVELOPMENT INITIATIVE

Your Energy Efficiency Journey

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 save money and time.

Multifamily

Increase the value of your building, lower operating costs and improve tenant comfort by making your property more energy-efficient.

Income Qualified

By participating in energy-saving program offerings, income-qualified customers save energy and lower their energy bill.

Energy Efficiency Successes

2023 Highlights

Our goal each year is to help you save energy and lower your costs, all while helping our state become a more energy-efficient place for us to live. Check out some of the 2023 successes by clicking the infographic.

45,062

Smart thermostats
were distributed to Ameren Illinois Business and Residential customers.

Over 6 million

energy-efficient products were
installed, saving our
customers more than

$48 million

in energy costs.

Since 2008, the Ameren Illinois Energy Efficiency Program has saved businesses and residential customers over

$2.26 billion

on electric costs and over

$352 million

on gas energy costs.

Completed more than

5,200

Small Business energy efficiency
projects.

1,560

home  energy assessments, serving

35,320

income-qualified homes were served.

Provided

289

workforce development
opportunities and partnered with
community-based organizations
and Program Allies to fill

26

energy efficiency jobs.

Not sure where to start?

Comfy and Cozy Savings All Season Long

Google Nest Thermostat $0 ($129.99 MSRP)

Offer valid through December 31, 2024, while supplies last. Google Nest Thermostat $129.99 MSRP. Tax and shipping charges are included in this offer. Additional terms apply. See website for details. Google, and Nest Thermostat are trademarks of Google LLC.