Financial Reporting

Annual Report

The 2022 Annual Report provides financial statements and an overview of projects and achievements that reflect the IESO's success in ensuring Ontario’s electricity needs are met. In keeping with our focus to support an efficient and reliable electricity market and power grid, the report also highlights the IESO's commitment to drive and guide the sector’s future, ensure system reliability while supporting cost-effectiveness, and drive business transformation. 

En français

Previous annual reports: 2021 Annual Report - En français 2020 Annual Report - En français 2019 Annual Report - En français | 2018 Annual Report - En français | 2017 Annual Report - En français


Markets Financial Statements

2022 IESO Markets Financial Statements
En français

Previous reports: 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.