Connecting Today.
Powering Tomorrow.
The Independent Electricity System Operator (IESO) works at the heart of Ontario’s electricity system, managing the grid in real time, planning for future energy needs, and delivering energy efficiency programs to ensure a reliable electricity system that supports economic growth and a changing energy future.
First Nations Energy Symposium
On Nov. 25-26, 2026, the IESO will host its 10th annual First Nations Energy Symposium. Building on this year’s theme of A Decade of Leadership, Opportunity for Generations, the event will look beyond past achievements toward the long-term transformation still ahead in the Indigenous energy space. Learn more.
Industrial Energy Efficiency
A recently released third-party study has found that the IESO’s energy-efficiency programs have a positive impact on industrial productivity. For every dollar provided through incentives, $5.80 is invested into energy-efficiency spending in the form of capital deployment and reinvestment of energy savings. Learn more.
Stakeholder Engagement Meetings
The agenda for the November 16-19 stakeholder engagement meetings is now available.
Meeting materials and recorded presentations for the October stakeholder engagement meetings are also posted.
News and Updates:
- OEB Approves IESO's 2026-2028 Revenue Requirement Submission November 06, 2026
- November Stakeholder Engagement Meetings - Agenda Posted November 06, 2026
Upcoming Events:
- Stakeholder Engagement Meetings-November 16-19 November 16, 2026
- Technical Panel Meeting November 10, 2026