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DUNBAR METALS CORP.

NEWS RELEASE

DUNBAR ANNOUNCES TSXV LISTING, VOLUNTARY CSE DELISTING AND NAME CHANGE

May 20, 2025 - Vancouver, BC, Canada - Dunbar Metals Corp. (the "Company") (CSE: DMC) is pleased to announce that it has received confirmation from the TSX Venture Exchange (the "TSXV") that the Company's common shares ("Share") are expected to commence trading on the TSXV effective at the market open on May 23, 2025. Prior to the Company's listing on the TSXV, the Company will change its name to "Kirkstone Metals Corp." and its trading symbol on the TSXV will be "KSM". Upon commencement of trading on the TSXV, the Company's CUSIP will be 49752E106 and its ISIN will be CA49752E1060.

In connection with the listing of the Shares on the TSXV, the Company has submitted a request to voluntarily delist its Shares from the Canadian Securities Exchange (the "CSE"). The CSE delisting is expected to be effective at the close of market on May 22, 2025.

There is no change in the capitalization of the Company in connection with the change of name or listing on the TSXV. No action is required by existing shareholders of the Company with respect to the name change, CSE de-listing or TSXV listing.

About the Company

The Company is engaged in the acquisition and exploration of mineral properties in Canada. The Company currently holds a 100% interest in mineral claims totaling approximately 7,000 hectares comprising the Gorilla Lake Property, located in North Saskatchewan, Canada, subject to a royalty obligation. The phase one exploration program at the property consists of geological mapping, prospecting and geochemical sampling based on the anomalies identified by the Company's Heli-TEM survey and integration with other available datasets. The Company's secondary objective is to locate and develop other economic precious and base metals properties of merit.

For more information, please contact the Company at (403) 852-4869 or email: mlpferguson@shaw.ca

On Behalf of the Board of Directors of Dunbar Metals Corp.

Mark LP Ferguson

CEO and Director

Neither the Canadian Securities Exchange nor its Market Regulator (as that term is defined in the policies of the Canadian Securities Exchange) accepts responsibility for the adequacy or accuracy of this release.

Neither the 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.

This news release may contain assumptions, estimates, and other forward-looking statements regarding future events. Such forward-looking statements involve inherent risks and uncertainties and are subject to factors, many of which are beyond the Company's control that may cause actual results or performance to differ materially from those currently anticipated in such statements.

Cautionary Statements

This press release contains forward-looking information with respect to certain of the plans and objectives of the Company, including statements with respect to the proposed name change, delisting of the Shares from the CSE and the timing thereof, and the proposed listing of the Shares on the TSXV and the timing thereof. The use of any of the words "will", "expected", "view", "believes" and similar expressions and statements relating to matters that are not historical facts are intended to identify forward-looking information and are based on the Company's current belief or assumptions as to the outcome and timing of such future events. Actual results and developments may differ materially from those contemplated by forward-looking information as a result of numerous known and unknown risks, uncertainties, and other factors, many of which are beyond the control of the Company. Additional information regarding risks and uncertainties of the Company's business are contained in the Company's public filings which are available under the Company's profile on SEDAR+ at www.sedarplus.ca. Readers are cautioned not to place undue reliance on forward-looking information. The statement made in this press release are made as of the date hereof. The Company disclaims any intention or obligation to publicly update or revise any forward-looking information, whether as a result of new information, future events or otherwise, except as may be expressly required by applicable securities laws.