HAGERSVILLE, Ontario, Feb. 27, 2026 (GLOBE NEWSWIRE) -- Boralex Inc. (“Boralex”) (TSX: BLX) and Six Nations of the Grand River Development Corporation (SNGRDC) announce the commercial commissioning of the Hagersville Battery Energy Storage Park, the largest operating battery energy storage facility in Canada. With a capacity of 300 MW / 1,200 MWh, the landmark project represents a significant milestone in Ontario’s energy transition and positions SNGRDC and Boralex as leaders in large-scale storage solution ...