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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.

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Burlington, Ontario

Ontario Communities and Businesses Investing in Innovative Energy Efficiency Projects

With electricity consumption projected to rise, Ontario’s communities and businesses are developing innovative energy management solutions that help make the electricity system more efficient, affordable and sustainable.

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city of Windsor

Annual Acquisition Report Released

The IESO’s 2022 Annual Acquisition Report describes Ontario’s electricity supply needs for the next 10 years and the existing and proposed solutions identified to meet them.

An information session on April 8, 2022 will explain the report’s key takeaways, the possibilities for meeting near-term needs and highlight opportunities to participate.

Woman working from home on laptop

Stakeholder Engagement Meetings

The May Stakeholder Engagement Update is now available. The are no engagement meetings taking place during the May Engagement days.

A refreshed stakeholder engagement section has been launched with quick access to all engagements and the IESO’s calendar of events. New features include categories to identify related engagements and key date filters.