IESO to add a pair of Ontario First Nations solar projects to its supply – ReNew Canada
April 22, 2026
Neoen, and a pair of Ontario First Nations have been awarded 20-year, 50 MW solar contracts by Ontario’s Independent Electricity System Operator (IESO) in its competitive Long-Term 2 Energy Supply procurement process.
The contracts cover 100 per cent of the output from the future Matachewan First Nation 65 MWp / 50 MWac and the Garden River First Nation 253 MWp / 200 MWac solar farms. Both projects will be co-owned by Neoen and the First Nations in a 50 per cent equity partnership
Located approximately 20 km southeast of Temiskaming Shores, in Northeastern Ontario, the Matachewan solar farm will add close to 100,000 MWh of emissions-free energy to Ontario’s power grid each year, once operating. Construction is expected to begin in 2028, with a target in-service date of 2029.
