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Bonterra Announces Appointment of Lesley Antoun to Its Board of Directors

Management Changes

Bonterra Announces Appointment of Lesley

Antoun to Its Board of Directors

Val-d'Or, Quebec--(Newsfile Corp. - September 3, 2024) -

Bonterra Resources Inc. (TSXV: BTR)

(OTCQX: BONXF) (FSE: 9BR2)

("

Bonterra

" or the "

Company

") is pleased to announce that Lesley

Antoun has joined Bonterra's board of directors (the "

Board

") as an independent non-executive director,

effective immediately. Ms. Antoun will serve as Chair of the Human Resources and Compensation

Committee and a member of the Audit and Risk, Nominating and Governance, and Technical, Safety

and Sustainability committees of the Board. Matthew Happyjack, who has been a director of the

Company since March 2019, is stepping down as a director, but will stay on with the Company as a

consultant focusing on stakeholder relations, specifically with the Cree First Nation of Waswanipi.

Following the appointment of Ms. Antoun and the resignation of Mr. Happyjack, the Board will continue to

consist of seven directors, four of whom are independent.

Ms. Antoun has 30 years of leadership experience in engineering, marketing, and program

management, working with multinationals, private corporations, and governmental entities in several

industries, including mining, aerospace, transit and infrastructure. Her boutique consulting firm also has

experience collaborating with First Nations organizations.

She serves as an independent director on the

boards of Wainbee Limited and the Jacques Cartier and Champlain Bridges Incorporated. She chairs

the Human Resource and Compensation Committee, in addition to serving on Nominating &

Governance, and Enterprise Risk Committees. She is also an independent advisor to the board of

directors of the Canadian Real Estate Association. Ms. Antoun is fluently bilingual in English and French.

She holds a mechanical engineering degree from Concordia's Gina Cody School of Engineering and an

MBA from McGill University's Desautels Faculty of Management. She is currently pursuing a

Sustainability and ESG Certification from Global Competent Boards.

"We are pleased to welcome Lesley to our Board during this exciting time as we prepare to collaborate

with Gold Fields on the Phoenix Joint Venture, following their recent announcement of the Osisko Mining

acquisition," said Cesar Gonzalez, Executive Chairman of Bonterra. "Lesley's extensive knowledge in

governance, risk management and experience with First Nations communities provides a valuable

addition to our Board. On behalf of the Board, I would like to thank Matthew Happyjack for his

contribution to the Board over the last five years and look forward to working with him again as a

consultant to the Company, which we hope will continue to strengthen our relationship with local

stakeholders, including First Nations."

In conjunction with Ms. Antoun's appointment to the Board, she is being granted incentive stock options

to acquire a total of 300,000 common shares of the Company pursuant to the Company's stock option

plan and subject to any regulatory approval. Each stock option vests immediately and is exercisable at a

price of $0.285 per share for a period of five years from the grant date.

ABOUT BONTERRA

Bonterra is a Canadian gold exploration company with a portfolio of advanced exploration assets

anchored by a central milling facility in Quebec, Canada. The Company's assets include the Gladiator,

Barry, Moroy, and Bachelor gold deposits, which collectively hold 1.24 million ounces in Measured and

Indicated categories and 1.78 million ounces in the Inferred category.

In November 2023, the Company entered into an earn-in a joint venture agreement with Osisko Mining

Inc. for the Urban-Barry properties, which include the Gladiator and Barry deposits. In August 2024, Gold

Fields Limited announced the acquisition of Osisko Mining for C$2.16 billion.

Over the next three years,

Osisko Mining (now Gold Fields) can earn a 70% interest by incurring $30 million in work expenditures.

This strategic transaction highlights Bonterra's dedication to advancing its exploration assets in a rapidly

advancing and consolidating gold camp.

FOR ADDITIONAL INFORMATION

Marc-André Pelletier, President & CEO

[email protected]

2872 Sullivan Road, Suite 2, Val d'Or, Quebec J9P 0B9

819-825-8678 | Website:

www.btrgold.com

Neither TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in

the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy

of this release.

Caution regarding forward-looking statements

This press release contains "forward-looking information" that is based on Bonterra's current

expectations, estimates, forecasts, and projections. This forward-looking information includes, among

other things, statements with respect to the earn-in a joint venture agreement with Osisko Mining

announced on November 28, 2023 and the acquisition of Osisko Mining by Gold Fields announced on

August 12, 2024. The words "will," "anticipated," "plans" or other similar words and phrases are

intended to identify forward-looking information. This forward-looking information includes namely

information with respect to the planned exploration programs and the potential growth in mineral

resources. Exploration results that include drill results on wide spacing may not be indicative of the

occurrence of a mineral deposit and such results do not provide assurance that further work will establish

sufficient grade, continuity, metallurgical characteristics, and economic potential to be classed as a

category of mineral resource. The potential quantities and grades of drilling targets are conceptual in

nature and, there has been insufficient exploration to define a mineral resource, and it is uncertain if

further exploration will result in the targets being delineated as mineral resources. Forward-looking

information is subject to known and unknown risks, uncertainties and other factors that may cause

Bonterra's actual results, level of activity, performance, or achievements to be materially different from

those expressed or implied by such forward-looking information. Such factors include but are not limited

to uncertainties related exploration and development; the ability to raise sufficient capital to fund

exploration and development; changes in economic conditions or financial markets, environmental and

other judicial, regulatory, political, and competitive developments; technological or operational difficulties

or inability to obtain permits encountered in connection with exploration activities; and labour relations

matters. This list is not exhaustive of the factors that may affect our forward-looking information. These

and other factors should be considered carefully, and readers should not place undue reliance on such

forward-looking information.

To view the source version of this press release, please visit

https://www.newsfilecorp.com/release/221802