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Update on OPA and IESO Merger and Funding Support Programs
On January 1, the Ontario Power Authority (OPA) merged with the Independent Electricity System Operator (IESO) to create a new organization that will combine the OPA and IESO mandates and continue the high quality work both organizations are known for.
The email addresses for the respective programs will be changed as follows:
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Current Contact |
As of January 1, 2026 |
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@OntPwrAuthority |
@IESO_Tweets |
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Mailing Address: Ontario Power Authority |
Independent Electricity System Operator
c/o Aboriginal Energy Partnerships Program
Main telephone: 416-967-7474 |
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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. |
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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 have any questions about the merger between the OPA and the IESO, please feel free to contact your Case Manager.