Financial Reporting

The 2021 Annual Report provides financial statements and an overview of projects and achievements that reflect the IESO's success in delivering on its mandate to ensure Ontarians continue to have affordable electricity when and where they need it. In keeping with our focus on reducing the cost of electricity, the report also highlights the IESO's commitment to driving value through enhanced competition, preparing for a reliable energy future, introducing market efficiencies, and enabling innovation that will benefit the sector and, ultimately, all consumers.

En français

Previous annual reports:  2020 Annual Report - En français 2019 Annual Report - En français | 2018 Annual Report - En français | 2017 Annual Report - En français

2021 IESO Markets Financial Statements
En français

For historical annual reports or market financial reports, please contact us at and specify the year and quarter requested, and advise whether it needs to be provided in an accessible format.