Ms. Camille Laventure reports

BORALEX WILL RELEASE ITS 2025 THIRD QUARTER FINANCIAL RESULTS ON NOVEMBER 7, AT 11 A.M.

Boralex Inc. will discuss its third quarter 2025 results on Friday, Nov. 7, 2025, at 11 a.m.

Financial analysts and investors are invited to attend a conference call during which the financial results will be presented.

Date and time:

• Friday, Nov. 7, 2025, at 11 a.m. ET.

To attend the conference:

• There will be a webcast.

To attend the event by phone: Please register for the earnings call. Once you have completed your registration, you will receive a confirmation e-mail containing the link and your personal PIN to connect to the call. If you lose this link and your PIN, you will be able to register again. You must register if you wish to attend the call by phone.

Media and other interested individuals are invited to listen to the conference and view the presentation, which will be broadcasted live. A full replay will also be available on Boralex's website until Nov. 7, 2026.

The financial information will be released through a press release and on Boralex's website on Nov. 7, 2025, at 7 a.m.

About Boralex Inc.

At Boralex, it has been providing affordable renewable energy accessible to everyone for over 35 years. As a leader in the Canadian market and France's largest independent producer of onshore wind power, it also has facilities in the United States and development projects in the United Kingdom. Over the past five years, its installed capacity has increased by greater than 50 per cent to over 3.3 gigawatts. It is developing a portfolio of projects in development and construction of 8.2 gigawatts in wind, solar and storage projects, guided by its values and its corporate social responsibility approach. Recognized as best corporate citizen in Canada by Corporate Knights, Boralex is actively participating in the fight against global warming. As a result of its fearlessness, its discipline, its expertise and its diversity, it continues to be an industry leader. Boralex's shares are listed on the Toronto Stock Exchange under the ticker symbol BLX.