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Mineros Announces Departure of Vice President, Legal and Sustainability

Management Changes

Mineros Announces Departure of Vice President, Legal and Sustainability

MEDELLÍN, Colombia--(BUSINESS WIRE)--November 12, 2025--Mineros S.A. (TSX: MSA,

OTCQX: MNSAF, BVC: MINEROS) ("Mineros" or the "Company") announces that Ana

Isabel Gaviria has resigned from her position as Vice President Legal and Sustainability,

effective November 30, 2025.

Ms. Gaviria leaves Mineros after an extraordinary tenure of more than 15 years , during which

she contributed significantly to the Company’s growth, resilience, and sustained success. Her

dedication, leadership and commitment were fundamental to the development of many important

projects and in the accomplishment of the Company's strategic objectives.

"We are deeply grateful to Ana Isabel for her invaluable contribution to Mineros for more than

15 years. Her professionalism and deep expertise in the legal and sustainability areas have left

an indelible mark on our Company. We wish her every success in all her future endeavours,"

said David Londoño, President & Chief Executive Officer, Mineros.

The Company has initiated a search for a successor Vice President, Legal and Sustainability. In

the interim, Ms. Gaviria’s responsibilities will be assumed by the Mineros’ legal and

management teams until a permanent replacement is appointed.

ABOUT MINEROS S.A.

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

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

development and exploration projects throughout the region.

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”. Mineros shares also trade

on the OTCQX® Best Market, symbol MNSAF.

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.

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]