IESO Wins ENERGY STAR 2026® Utility of the Year Award
October 13, 2026
The IESO has received the National ENERGY STAR® 2026 Utility of the Year Award in recognition of Save on Energy’s innovative and industry-leading energy-efficiency programs. This award is the IESO’s second Utility of the Year win and sixth overall ENERGY STAR Canada recognition.
The IESO’s key activities and accomplishments in 2025 include:
- Increasing Peak Perks program registrations by over 100,000 new certified smart thermostats, bringing the total number to over 306,200 devices enrolled from June 2023 to the end of 2025.
- Delivering over 212,000 energy-efficient products (such as refrigerators, freezers, windows, and air conditioners), through the Energy Affordability Program to support income-eligible electricity consumers.
- Launching an appliance stream rebate for the Renovations Savings program that offers incentives on the purchase of ENERGY STAR Most Efficient appliances.
- Delivering always-on marketing campaigns to promote ENERGY STAR certified products for the Peak Perks, Instant Discounts, Retrofit, and Small Business programs.
To read the IESO’s full news release, visit Ontario's IESO Wins ENERGY STAR® 2026 Utility of the Year Award.