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MSA.TO ·

Mineros S.A. Announces David Splett as New Chief Financial Officer

Management Changes

Mineros S.A. Announces David Splett as New Chief Financial Officer

MEDELLIN, Colombia--(BUSINESS WIRE)--July 21, 2025--Mineros S.A. (TSX:MSA,

MINEROS:CB) (“Mineros” or the “Company”), a leading gold producer in Latin America,

announces that it has appointed David Splett as its Chief Financial Officer, effective July 22,

2025.

“We are delighted to welcome David Splett as our new Chief Financial Officer. With deep

financial expertise, a proven ability to drive disciplined capital allocation, and a strategic

mindset, David brings exactly the kind of leadership we need as we enter our next phase of

growth. I am confident that his experience in both public markets and operational finance will be

instrumental in delivering long-term value for our shareholders,” said David Londoño, President

and Chief Executive Officer.

David Splett is a Chartered Professional Accountant with almost 35 years of senior-level

international resource experience, and a demonstrated track record of creating value, and success

in financial and operational roles spanning base and precious metals mining, industrial minerals,

and oil and gas. Prior to joining Mineros, Mr. Splett was the Senior Vice President and Chief

Financial Officer of Calibre Mining Corp. Previously, he was Chief Financial Officer of

Elevation Gold Mining Corporation from 2020. Previously, he was the Chief Financial Officer,

Latin America for Goldcorp Inc. from 2016 though 2019, where he was responsible for strategy,

policy implementation and optimization within the Latin American region. Mr. Splett has also

held roles as Vice President of Finance at Mosaic Corporation, Chief Financial Officer at Minera

Panama SA, Chief Financial Officer at Minera Antamina, and various roles at Teck Resources.

Mr. Splett holds degrees in Economics and Administration from the University of Regina, a

Master of Arts, Management Systems, from the University of Hull in the UK, as well as an MBA

from Queens University in Ontario.

ABOUT MINEROS S.A.

Mineros is a Latin American gold mining company headquartered in Medellin, Colombia. The

Company has a diversified asset base, with mines in Colombia and Nicaragua, and a pipeline of

development and exploration projects.

The board of directors and management of Mineros have extensive experience in mining,

corporate development, finance, and sustainability. Mineros has a long track record of

maximizing shareholder value and delivering solid annual dividends. For over 50 years Mineros

has operated with a focus on safety and sustainability at all its operations.

Mineros’ common shares are listed on the Toronto Stock Exchange under the symbol “MSA”,

and on the Colombia Stock Exchange under the symbol “MINEROS”.

Election of Directors – Electoral Quotient System

The Company has been granted an exemption from the individual voting and majority voting

requirements applicable to listed issuers under Toronto Stock Exchange policies, on grounds that

compliance with such requirements would constitute a breach of Colombian laws and regulations

which require the directors to be elected on the basis of a slate of nominees proposed for election

pursuant to an electoral quotient system. For further information, please see the Company’s most

recent annual information form, available on the Company’s website at

https://www.mineros.com.co/ and from SEDAR+ at www.sedarplus.com.

FORWARD-LOOKING STATEMENTS

This news release contains “forward looking information” within the meaning of applicable

Canadian securities laws. Forward looking information includes statements that use forward

looking terminology such as “may”, “could”, “would”, “will”, “should”, “intend”, “target”,

“plan”, “expect”, “budget”, “estimate”, “forecast”, “schedule”, “anticipate”, “believe”,

“continue”, “potential”, “view” or the negative or grammatical variation thereof or other

variations thereof or comparable terminology. Such forward looking information includes,

without limitation, the Company’s planned exploration, development and production activities;

and any other statement that may predict, forecast, indicate or imply future plans, intentions,

levels of activity, results, performance or achievements.

Forward looking information is based upon estimates and assumptions of management in light of

management’s experience and perception of trends, current conditions and expected

developments, as well as other factors that management believes to be relevant and reasonable in

the circumstances, as of the date of this news release. While the Company considers these

assumptions to be reasonable, the assumptions are inherently subject to significant business,

social, economic, political, regulatory, competitive and other risks and uncertainties,

contingencies and other factors that could cause actual actions, events, conditions, results,

performance or achievements to be materially different from those projected in the forward

looking information. Many assumptions are based on factors and events that are not within the

control of the Company and there is no assurance they will prove to be correct.

For further information of these and other risk factors, please see the “Risk Factors” section of

the Company’s annual information form dated March 31, 2025, available on SEDAR+ at

www.sedarplus.com.

The Company cautions that the foregoing lists of important assumptions and factors are not

exhaustive. Other events or circumstances could cause actual results to differ materially from

those estimated or projected and expressed in, or implied by, the forward looking information

contained herein. There can be no assurance that forward looking information will prove to be

accurate, as actual results and future events could differ materially from those anticipated in such

information. Accordingly, readers should not place undue reliance on forward looking

information.

Forward looking information contained herein is made as of the date of this news release and the

Company disclaims any obligation to update or revise any forward looking information, whether

as a result of new information, future events or results or otherwise, except as and to the extent

required by applicable securities laws.

Contacts

For further information, please contact:

Ann Wilkinson

Vice President, Investor Relations

+1 (647) 496-3011

[email protected]

Juan Obando

Director, Investor Relations

(+57) 574 266 5757

[email protected]

Bettina Filippone

Renmark Financial Communications Inc.

+1 (514) 939-3989 or +1 (212) 812-7680

[email protected]