Accountants LLP have been appointed as the Company’s auditor until the next annual general meeting of the Company. Saturna Group replaces KPMG LLP as the Company’s auditor.

NEWS RELEASE

Trading Symbol: GVR (TSX.V)

Vancouver, British Columbia, September 22, 2023. Grosvenor Resource Corporation (TSX.V: GVR) (“Grosvenor”

or “the Company”) announces that, effective September 22nd, 2023, Saturna Group, Chartered Professional

Accountants LLP have been appointed as the Company’s auditor until the next annual general meeting of the

Company. Saturna Group replaces KPMG LLP as the Company’s auditor.

On behalf of the Board of Directors,

Tyler Friesen, CPA, CA

Director & Chief Financial Officer

604-685-6851

Email: [email protected]

Neither the TSX Venture Exchange (the “TSXV”) nor its Regulation Services Provider (as that term is defined in the policies

of the TSXV) has reviewed, nor do they accept responsibility for the adequacy or accuracy of, this release.