Connecting Today.
Powering Tomorrow.
The Independent Electricity System Operator (IESO) works at the heart of Ontario's power system. The IESO delivers key services across the electricity sector including: managing the power system in real-time, planning for the province's future energy needs, enabling conservation and designing a more efficient electricity marketplace to support sector evolution.
Long Lead-Time RFP
The Long Lead-Time Request for Proposals (LLT RFP) has launched. This competitive procurement for new-build hydroelectric and long duration energy storage resources that require at least five years to develop will help secure the supply needed to support economic development, population growth and electrification in the 2030s and beyond. Learn more about the procurement on the LLT RFP page.
Indigenous Energy Support Program
The 2026 Indigenous Energy Support Program (IESP) application window is now open. Funding is available to support energy planning, infrastructure development, and capacity building for First Nation and Métis communities and organizations. Applications close October 2. Learn more and apply.
Stakeholder Engagement Meetings
The agenda for the August 18 - 20 stakeholder engagement meetings is now available.
Meeting materials and recorded presentations for the July stakeholder engagement meetings are also posted.
News and Updates:
Upcoming Events:
- Capacity Auction Enhancements August 20, 2026
- Intertie Offer Guarantee - Adjustments to Payment Conditions August 18, 2026