Mining Americas Announces Change of Auditor

Mining Americas Inc. (TSX: MAI) (OTCQX: MAIFF) ("Mining Americas" or the "Company") today announces that it has changed its auditor from McGovern Hurley LLP (the "Former Auditor") to Ernst & Young LLP (the "Successor Auditor"). The change of auditor occurred at the request of the Company. The Company's board of directors accepted the resignation of the Former Auditor as of September 9, 2026, and appointed the Successor Auditor as the new auditor of the Company effective September 10, 2026, to hold office until the close of the Company's next annual general meeting of shareholders.

There were no reservations in the Former Auditor's audit reports in connection with the audits of the Company's two most recently completed financial years. There are no "reportable events" as the term is defined in National Instrument 51-102 - Continuous Disclosure Obligations ("NI 51-102") between the Company and the Former Auditor.

In accordance with NI 51-102, the required letters from the Former Auditor and the Successor Auditor and Notice of Change of Auditor have been reviewed by the audit committee and the board of directors of the Company, and these documents have been filed under the Company's profile on SEDAR+ (www.sedarplus.ca).

About Mining Americas

Mining Americas Inc. is a growing North American gold production and development company with projects in Nevada, Arizona, and Mexico. The Company owns the Pan Operating Complex in White Pine County, Nevada, comprised of the producing Pan mine and the adjacent permitted Gold Rock project.

The Company also owns the Copperstone project in La Paz County, Arizona, an underground gold project currently in construction. The Company maintains a portfolio of high-quality Mexican assets, including the Cerro de Oro project, a permitted open pit heap leach gold development project in northern Zacatecas.

The Company's strategy is to become a leading, U.S.-focused intermediate gold producer by growing production at its Pan Operating Complex and developing its pipeline of permitted, low-capital projects while expanding gold resources across its portfolio.

Caution Regarding Forward-Looking Statements

This press release includes certain "forward-looking information" within the meaning of applicable Canadian securities legislation. All information herein, other than information of historical fact, constitutes forward-looking information. Forward-looking information is frequently, but not always, identified by words such as "expects", "anticipates", "believes", "intends", "estimates", "potential", "possible", and similar expressions, or statements that events, conditions, or results "will", "may", "could", or "should" occur or be achieved. This information is based on information currently available to the Company and the Company provides no assurance that actual results will meet management's expectations.

The forward-looking information is based on assumptions and addresses future events and conditions that, by their very nature involve inherent risks and uncertainties. Actual results could differ materially from those currently anticipated in forward-looking information for many reasons. The Company's financial condition and prospects could differ materially from those currently anticipated in forward-looking information for many reasons such as: an inability to receive requisite permits for mine operation, exploration or expansion; an inability to finance and/or complete updated resource and reserve estimates and technical reports which support the technical and economic viability of mineral production; changes in general economic conditions and conditions in the financial markets; changes in demand and prices for minerals; litigation, legislative, environmental and other judicial, regulatory, political and competitive developments; technological and operational difficulties encountered in connection with the Company's activities; and other matters discussed in this press release and in filings made with securities regulators. This list is not exhaustive of the factors that may affect any of the Company's forward-looking information. These and other factors should be considered carefully, and readers should not place undue reliance on the Company's forward-looking information. The Company does not undertake to update any forward-looking information that may be made from time to time by the Company or on its behalf, except in accordance with applicable securities laws.

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