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MDM.V ·

Update ON Reverse Takeover Transaction

Mergers & Acquisitions

312371.00008/323023842.1

TSXV: MDM | OTC: MSTXF

WKN: A2QQ1X

#250 – 750 West Pender Street, Vancouver, BC, Canada V6C 2T7

Tel.: (604) 681-1568, Fax: (604) 681-8240, TF: 1-877-377-6222

www.madorometals.com

UPDATE ON REVERSE TAKEOVER TRANSACTION

FOR RELEASE: August 13, 2026

VANCOUVER, British Columbia – Madoro Metals Corp. (“Madoro” or the “Company”) (TSX

VENTURE: MDM; OTC: MSTXF; FSE: A2QQ1X), is pleased to provide a further update

regarding the proposed reverse takeover transaction with Narrow River Resources Pty Ltd.

(“NRR”) previously announced in the Company’s news release dated February 2, 2026, and as

most recently updated in the Company’s news release dated July 17, 2026 (the “ Proposed

Transaction”).

Madoro and NRR continue to advance the remaining components required under TSX Venture

Exchange (“TSXV”) Policy 5.2 – Changes of Business and Reverse Takeovers in connection with

the Proposed Transaction. The Company continues to work toward finalization of the management

proxy circular (the “ Circular”) to be sent to the Company’s shareholders in connection with a

special meeting of shareholders required to approve the Proposed Transaction, together with the

remaining transaction documentation and disclosure materials required in connection with the

Proposed Transaction.

As previously announced, the Company has entered into a definitive share purchase agreement

with 9525-9867 Québec Inc. and NRR in respect of the Proposed Transaction. The parties are

continuing to coordinate with their respective advisors and to address th e remaining matters

required to advance the Proposed Transaction, including the preparation and review of the Circular

and related materials. The parties remain committed to moving the Proposed Transaction forward

and will provide further updates as appropriate.

The Company is also continuing to proceed with its previously announced concurrent non -

brokered private placement for aggregate gross proceeds of up to C$1,230,000, comprised of hard

dollar units and flow-through units (the “Private Placement”), the completion of which remains

subject to TSXV acceptance and all other required regulatory approvals.

Completion of the Proposed Transaction remains subject to, among other things, regulatory and

shareholder approvals, TSXV acceptance, completion of the Private Placement, finalization and

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mailing of the Circular, completion of ancillary transaction documentation, and satisfaction of

other customary closing conditions.

About Madoro Metals Corp.

Madoro Metals Corp. ( MDM - TSX Venture Exchange; MSTXF – OTC Markets; A2QQ1X -

Frankfurt) is an emerging resource company engaged in the evaluation, acquisition, and

exploration of mineral properties in Canada and Mexico. Madoro holds an option to acquire a

100% interest in the First Green Lithium Property located in the emerging Décelles lithium camp

in the Abitibi Témiscamingue region, approximately 75 kilometers southwest of Val-d’Or, Québec

and a 100% interest in the Cerro Minas Property in Oaxaca, Mexico. For further information,

investors and shareholders are invited to visit the Company’s website at www.madorometals.com,

or send an email to [email protected].

ON BEHALF OF THE BOARD OF DIRECTORS

“BRIAN OSTROFF”

Brian Ostroff, Executive Chair & Director

[email protected]

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.

Completion of the Proposed Transaction is subject to a number of conditions, including but not limited to,

Exchange acceptance and if applicable pursuant to Exchange Requirements, disinterested shareholder

approval. Where applicable, the Proposed Transaction cannot close until the required shareholder

approval is obtained. There can be no assurance that the Proposed Transaction will be completed as

proposed or at all.

Investors are cautioned that, except as disclosed in the Circular to be prepared in connection with the

Proposed Transaction, any information released or received with respect to the Proposed Transaction may

not be accurate or complete and should not be relied upon. Trading in the securities of Madoro should be

considered highly speculative.

The TSX Venture Exchange Inc. has in no way passed upon the merits of the Proposed Transaction and has

neither approved nor disapproved the contents of this press release.

Forward Looking Information

This press release contains “forward -looking information” within the meaning of applicable Canadian

securities legislation. Generally, forward -looking information can be identified by the use of forward -

looking terminology such as “plans”, “expects” or “d oes not expect”, “is expected”, “budget”,

“scheduled”, “estimates”, “forecasts”, “intends”, “anticipates” or “does not anticipate”, or “believes”,

or variations (including negative and grammatical variations) of such words and phrases or state that

certain acts, events or results “may”, “could”, “would”, “might” or “will be taken”, “occur” or “be

achieved”.

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Forward-looking information in this press release may include, without limitation, statements regarding:

the advancement and completion of the Proposed Transaction; the preparation, finalization and mailing of

the Circular; the receipt of required regulato ry and shareholder approvals; the completion of the Private

Placement and receipt of TSXV acceptance therefor; and the completion of remaining transaction

documentation and disclosure materials. These statements are based upon assumptions that are subject to

significant risks and uncertainties, including risks regarding the mining industry, commodity prices, market

conditions, general economic factors, the ability of the parties to successfully complete the Proposed

Transaction and satisfy regulatory requir ements, the ability of the Company to finalize and mail the

Circular and obtain shareholder approval, the ability of the Company to complete the Private Placement

and raise the required funds on acceptable terms or at all, management’s ability to manage an d operate

the business, and the equity markets generally. Because of these risks and uncertainties, the actual results,

expectations, achievements or performance of each of Madoro and NRR may differ materially from those

anticipated and indicated by forward-looking information.

Although each of Madoro and NRR believes that the expectations reflected in forward-looking information

are reasonable, they can give no assurances that the expectations of any forward-looking information will

prove to be correct. Except as required by law, each of Madoro and NRR disclaims any intention and

assumes no obligation to update or revise any forward-looking information to reflect actual results, whether

as a result of new information, future events, changes in assumptions, changes in factors affecting such

forward-looking information or otherwise, except as expressly required by applicable securities laws.