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Bvc:mineros Tsx:msa Ot Cqx:mnsaf Mineros.com.co Mineros S.a. Appoints New Chief Financial Officer and Chief Technical Advisor

Management Changes

BVC:MINEROS TSX:MSA OT CQX:MNSAF MINEROS.COM.CO

MINEROS S.A. APPOINTS NEW CHIEF FINANCIAL OFFICER AND CHIEF TECHNICAL

ADVISOR

Medellín, Colombia – April 7, 2026 – Mineros S.A. (TSX: MSA, OTCQX: MNSAF, BVC:

MINEROS) ("Mineros" or the "Company") has appointed Natalia Correa Martínez as Chief

Financial Officer and Michael Doyle as Chief Technical Advisor, both effective today . These

appointments reinforce the depth of Mineros' senior leadership team as the Company continues

to execute its multijurisdictional growth strategy.

"Natalia and Michael each bring exceptional credentials and an extensive familiarity with Mineros

and the mining sector. Natalia's experience across capital allocation, M&A, risk management and

cross-border transactions gives her the strategic depth and hands -on expertise to ensure that

capital is deployed with the rigor and precision that advancing a multijurisdictional project pipeline

demands, and to drive operational efficiency and cost discipline across a complex, multi -country

operating structure. Michael brings over 45 years of technical and operational leadership across

the full mining cycle — from exploration and reserve estimation through to underground

operations and environmental management. His track record advancing complex projects,

combined with his expertise in feasibility and geotechnical assessment, makes him ideally placed

to strengthen our technical platform as we advance our pipeline and evaluate new opportunities

across the region. We are very pleased to welcome them both in their new roles ," said Daniel

Henao, President and Chief Executive Officer of Mineros.

Natalia Correa Martínez

Ms. Correa is a finance professional with deep experience across corporate finance, including

mergers and acquisitions, capital structuring, project valuation, tax planning, and risk

management. Most recently, she served as Vice President of Finance at Sun Valley Investments,

having previously held the role of Financial Director at the same organization, and prior roles at

Suramericana. She holds a Master of Science in Investment Management from Bayes Business

School, City University of London. Ms. Correa previously served as a member of Mineros’ Board

of Directors from March 2025, where she chaired the Executive Compensation Committee. Her

term on the Board concluded on March 27, 2026, following the election of a new Board of Directors

during the Shareholders’ Assembly; subsequently, the Board appointed her as Chief Financial

Officer effective today.

Michael Doyle

Mr. Doyle is an Engineer and Geologist with a Master's Degree in Engineering and Environmental

Management and more than 35 years of experience in mining and exploration. He has held senior

technical roles at Rio Tinto, Inmet, Wardell -Armstrong, and Sun Val ley Investments, where he

most recently served as Vice President of Technical Services. His expertise spans exploration,

feasibility studies, environmental permitting, groundwater management, and the construction and

operation of mines across a range of sc ales and jurisdictions. Mr. Doyle served as a member of

BVC:MINEROS TSX:MSA OT CQX:MNSAF 2

Mineros’ Board of Directors since March 2024, where he chaired the Business Opportunities and

Optimization Committee. His term on the Board concluded on March 27, 2026, following the

election of a new Board of Directors at the Shareholders’ Assembly; subsequently, the Board

appointed him as Chief Technical Advisor effective today. He is also a director of Canagold

Resources Ltd.

ABOUT MINEROS S.A.

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

The Company operates a diversified portfolio of assets in Colombia and Nicaragua and maintains

a pipeline of development and exploration projects across the region, including the La Pepa

Project in Chile.

With more than 50 years of operating history, Mineros maintains a longstanding focus on safety,

sustainability, and disciplined capital allocation. Its common shares are listed on the Toronto

Stock Exchange (MSA) and the Colombian Stock Exchange (MINEROS) and trade on the

OTCQX® Best Market under the symbol MNSAF.

Election of Directors – Electoral Quotient System

The Company has received an exemption from the individual and majority voting requirements

applicable to TSX-listed issuers. Compliance with such requirements would conflict with

Colombian laws and regulations, which require directors to be elected from a slate of nominees

under an electoral quotient system. Additional details are available in the Company’s most

recent Annual Information Form, accessible on the Company’s website at www.mineros.com.co

and on SEDAR+ at www.sedarplus.com.

For Further Information, Please Contact:

Ann Wilkinson

Vice President, Investor Relations

+1 (647) 496-3011

[email protected]

Juan Obando

Director, Investor Relations

+57 (4) 266-5757

[email protected]

Forward-Looking Statements

This press release contains "forward-looking statements", including but not limited to,

statements regarding the execution of Mineros’ multijurisdictional growth strategy, the

advancement of its project pipeline, the evaluation of new regional opportunities, and the

development of exploration projects such as the La Pepa Project in Chile. By their nature,

forward-looking statements involve risks and uncertainties that could cause actual results to

BVC:MINEROS TSX:MSA OT CQX:MNSAF 3

differ materially from those contemplated. Risk factors that could impact these results are

detailed in the Company's most recent Annual Information Form (AIF) available on SEDAR+

(www.sedarplus.com) and the Company’s website. Mineros undertakes no obligation to update

these statements, except as required by law.