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Update on OPA and IESO Merger and Funding Support Programs

On January 1st, the Ontario Power Authority (OPA) is merging with the Independent Electricity System Operator (IESO) to create a new, stronger organization that will combine the OPA and IESO mandates and continue the high quality work both organizations are known for. The new IESO will reliably operate the system in real time; as well as plan for and develop ensure a dependable, sustainable system well into the future. The current responsibilities of both organizations will continue after the merger.

The email addresses for the respective Programs will be changed as follows:

Current Contact

As of January 1, 2026

[email protected]

[email protected]

[email protected]

[email protected]

[email protected]

[email protected]

[email protected]

[email protected]

Twitter

@OntPwrAuthority

@IESO_Tweets

Mailing Address:

Ontario Power Authority

Independent Electricity System Operator

c/o Aboriginal Energy Partnerships Program
Suite 1600
120 Adelaide Street West
Toronto ON M5H 1T1

Main telephone: 416-967-7474
Fax: 416-967-1947
www.ieso.ca

All emails sent to a @powerauthority.on.ca address will be automatically redirected to the new @ieso.ca address. All phone numbers will stay the same.

Visitors to www.powerauthority.on.ca will be redirected to www.ieso.ca where you will be able to access existing OPA web pages through the navigation.

The Aboriginal Renewable Energy Network will remain accessible from www.aboriginalenergy.ca. You can continue to access the OPA First Nation and Métis Relations Community on Facebook at

 @OPAFirstNationsMetisRelationsCommunity

The Community Energy Partnerships Program will remain accessible from www.communityenergyprogram.ca

If you haveany questions about the merger between the OPA and the IESO, please feel free to contact your Case Manager.