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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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2018 Electricity Summit - June 11, 2018 - Toronto Sector Participants

Unlocking the value of innovation

Join us at this year’s IESO’s Electricity Summit.

With speakers from across Ontario and North America, you’ll hear discussions about how consumer behaviour and other drivers of innovation, such as blockchain technology and distributed energy resources will impact the electricity system.

View the final agenda.

For more information and to register, visit

Corporate IESO

IESO Signs Gender Diversity Leadership Accord

Peter Gregg, President and CEO of the IESO recently signed the Leadership Accord on Gender Diversity in the Electricity Industry, signalling the IESO’s commitment to promote values of diversity, equality and inclusion in its own workplace and throughout the electricity sector.


Read the full news article.


SAC Meeting Sector Participants

New Members on Stakeholder Advisory Committee

The IESO welcomes three new members to the Stakeholder Advisory Committee (SAC) who will represent Ontario communities and energy related businesses. Consumers, generators, and distributors/transmitters are also represented by members of the SAC.

The SAC provides policy-level advice and recommendations on the IESO’s mandate and other electricity issues directly to the Board of Directors and management team.

SAC meetings are open to all stakeholders. For more information, see SAC webpage.

Kilowatt way graphics

Kilowatt Way

Whether you live in an apartment or a house – four quick questions will reveal how you use electricity and show you ways to become more energy efficient.

Visit Kilowatt Way