Top-Performing Program Allies Congratulations to our Program Allies of the Year for projects completed during 2021. These companies have helped Ameren Illinois customers across central and southern Illinois to achieve exemplary energy savings — boosting the customer’s bottom line and making a positive impact on the environment. Project Program Ally of the Year: Springfield Electric Supply Co. 101 projects completed Electric Program Ally of the Year Environmental Control Solutions, Inc. (ECSI) 12.5 million kWh saved Gas Program Ally of the Year Ruyle Mechanical Services, Inc. 228,000 therms saved Most Improved Program Ally (Projects): Crescent Electric Supply Co. – East Peoria 16 more projects completed in 2021 than in 2020 Most Improved Program Ally (Therms): The PIPCO Companies, LTD 77,000 more therms saved in 2021 than in 2010 Most Improved Program Ally (kWh): E.L. Pruitt Co. 9.3 million more kWh saved in 2021 than in 2020 Instant Incentives Program Ally of the Year: 1 LED Supply 11.6 million kWh saved Small Business Direct Install Program Ally of the Year: Jarvis Electric, Inc. 431 Projects Completed 13.3 million kWh