Real Customers, Real Results

Customer Case Studies

See how business customers across Illinois are using less energy and spending less money through Ameren Illinois' energy efficiency programs.

The case studies below provide more examples of the types of projects business customers have completed and what you can achieve through similar energy efficiency projects.

Barrack's

Barrack's Hospitality Group

Learn how Barrack's Hospitality Group in Peoria reduced energy use by more than $3,500 each year after making energy-efficient lighting upgrades to their facility.

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Northwoods Mall

Northwoods Mall

Find out how Northwoods Mall in Peoria improved the quality of light and reduced their energy use by as much as 69% after replacing inefficient incandescents with high-efficiency LED bulbs.

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MasterBrand Cabinets

Masterbrand Cabinets

Learn how MasterBrand Cabinets reduced energy use at their Arthur plant with the help of energy-efficient lighting upgrades, saving as much as $70,000 per year in energy costs.

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Sherman's

Sherman's

Find out how Sherman's is saving roughly $17,000 annually with energy-efficient lighting upgrades to the facility that houses their administrative offices, warehouse, and distribution center.

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Olin Brass

Olin Brass

Discover how Olin Brass in East Alton reduced their annual energy usage by an estimated $1 million, thanks to several different types of projects—including lighting upgrades.

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The Chateau

The Chateau Hotel and Conference Center

Discover how The Chateau in Bloomington used Ameren Illinois cash incentives to install LED lighting throughout their facility and reduce their annual electric bills by nearly $55,000.

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Busey Bank

Busey Bank

Find out how Busey Bank's energy efficiency efforts—including T12 lighting replacement projects—have reduced energy costs in their facilities across Illinois.

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Advocate BroMenn

Advocate BroMenn Medical Center

Discover how Advocate BroMenn in Normal is saving $45,000 annually in maintenance and energy costs with the installation of efficient LED lighting in their parking garage.

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St. Anthony's

St. Anthony's Memorial Hospital

See how St. Anthony's Memorial Hospital in Effingham took advantage of simple upgrades to LED Exit Signs that go a long way in energy savings—nearly $5,000 each year!

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Kroger

Kroger

Learn more about how Kroger Stores across Illinois are seeing up to 80 percent energy savings on their refrigerated cases through LED lighting upgrades.

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MasterBrand Cabinets

MasterBrand Cabinets

Learn how an HVAC project helped MasterBrand Cabinets reduce energy use at their Arthur plant, saving as much as $70,000 per year in energy costs.

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Pekin Hospital

Pekin Hospital

Find out how Pekin Hospital in Pekin is saving nearly $85,000 annually, thanks to a number of energy efficiency projects—including an HVAC project.

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PMP Fermentation

PMP Fermentation

Read more about how PMP Fermentation in Peoria repaired eight faulty steam traps in their steam heating system to seal in savings of more than $60,000 each year.

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Pekin Hospital

Pekin Hospital

Find out how Pekin Hospital in Pekin is saving nearly $85,000 annually, thanks to a number of energy efficiency projects—including steam trap repairs and replacement.

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Olin Brass

Olin Brass

Discover how Olin Brass in East Alton reduced their annual energy usage by an estimated $1 million, thanks to several different types of projects—including variable frequency drives.

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Pacific Ethanol

Pacific Ethanol

Learn how Pacific Ethanol in Pekin reduced their annual energy bills by nearly $300,000 through the installation of variable frequency drives on select motors in their facility.

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Archer Daniels Midland

Archer Daniels Midland

Discover how Archer Daniels Midland in Decatur used the Ameren Illinois Staffing Grant to implement VFD projects that save them over $3.3 million each year.

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Evonik Industries

Evonik Industries

Find out how Evonik Industries in Mapleton used over $51,000 in cash incentives to install VFD controls on several motors—saving them more than $80,000 in annual energy costs.

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Original Smith Printing

Original Smith Printing

Learn about how Original Smith Printing in Bloomington is reducing energy usage by optimizing their compressed air system through the Leak Survey & Repair program.

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MasterBrand Cabinets

MasterBrand Cabinets

Find out how MasterBrand Cabinets completed several retro commissioning projects to reduce energy use at their Arthur plant, saving as much as $70,000 per year in energy costs.

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Blessing Hospital

Blessing Hospital

Learn how retro commissioning projects helped Blessing Hospital in Quincy improve efficiency and save more than $176,000 per year in energy costs.

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Continental Tire

Continental Tire

Find out more about how Continental Tire in Mount Vernon eliminated compressed air waste and inefficiencies while reducing energy usage through repairs and other no-cost low-cost fixes.

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St. John's Lutheran School

St. John's Lutheran School

See how St. John's Lutheran School in Mattoon reduced their monthly energy bills by installing ENERGY STAR equipment in their cafeteria kitchen addition.

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MasterBrand Cabinets

Masterbrand Cabinets

Find out how custom projects helped MasterBrand Cabinets reduce energy use at their Arthur plant, saving as much as $70,000 per year in energy costs.

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Winpak

Winpak

See how switching out air knives with ionizer bars through the custom program helped Winpak reduce their compressed air usage by more than $23,000 annually.

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Carus Corporation

Carus Corporation

Learn how Carus Corporation in LaSalle used $100,000 in cash incentives to install a condensing economizer on their boiler system—lowering their annual energy costs by over $150,000.

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Dominican Sisters

Dominican Sisters

Find out how a decentralized boiler system helped the Dominican Sisters in Springfield to save $91,000 in annual energy costs and reduce their campus' carbon footprint.

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Mahomet IGA

Mahomet IGA

Discover how Mahomet IGA in Mahomet took control of energy usage and lowered annual electric bills by more than $60,000 with their groundbreaking geothermal project.

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Fairfield Inn & Suites

Fairfield Inn & Suites

See how Fairfield Inn in East Peoria is reducing energy waste by implementing an energy control system that ties the lighting and HVAC system to guest room occupancy.

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Video Case Studies