Boralex inc. announce that two wind power projects, totaling 365 MW, have been selected in Hydro-Québec's call for tenders issued on March 31, 2023. This represents a 100% success rate for Boralex in this call for tenders, as both projects submitted by the Company were selected. These projects are in addition to the 200 MW Apuiat wind project, scheduled to go into service at the end of this year, and the three 400 MW Des Neiges projects developed on the Seigneurie de Beaupré site in partnership with Hydro-Québec and Energir.

Arthabaska Wind Power Project Total installed capacity: 265 MW Number of wind turbines: between 37 and 44 · Scheduled commissioning: 2029 · Located in the Centre-du-Québec region, in the Arthabaska MRC, on private lands in the municipalities of Saint-Albert, Sainte-Élizabeth-de-Warwick, Sainte-Séraphine and the cities of Victoriaville and Warwick Partnership: 50% MRC d'Arthabaska /50% Boralex Monnoir Wind Power Project Total installed capacity: 100 MW Number of turbines: between 15 and 20 Scheduled commissioning: 2027 Located in the Montérégie region, in the Rouville and Haut-Richelieu MRCs, on private lands in the municipalities of Sainte-Angèle-de-Monnoir, Sainte-Brigide-d'Iberville and the city of Saint-Césaire Partner: 50% Coopérative régionale d'électricité de Saint-Jean-Baptiste de Rouville /50% Boralex. Boralex and its partners will now turn their attention to the proper execution of power purchase agreements with Hydro-Québec while pursuing the development activities of the projects. The information and consultation process will continue in order to factor in the comments and interests of the host communities.

Addressing the local population's concerns and interest has always been a priority for Boralex and its partners.