Mineros Announces Management and Board of Directors Changes to Support Next Phase of Growth
Mineros Announces Management and Board of Directors Changes to Support
Next Phase of Growth
MEDELLÍN, Colombia--(BUSINESS WIRE)--November 18, 2025--Mineros S.A. (TSX: MSA,
OTCQX: MNSAF, BVC: MINEROS) (“Mineros” or the “Company”) today announced a series
of management and board changes designed to strengthen its leadership structure and support the
Company’s next phase of growth.
The Company is pleased to announce the appointment of Daniel Henao as President and Chief
Executive Officer, effective today, following the resignation of David Londoño from those
positions. Mr. Henao brings extensive experience across the precious metals value chain,
including exploration, project evaluation, acquisitions, development, operations, and refining. He
has led multiple mining transactions and projects in diverse jurisdictions with a focus on
sustainability, innovation, safety, and regulatory excellence. Prior to his appointment, Mr. Henao
stepped down from the Company’s Board of Directors.
The Company noted that adjustments to the ownership structure over 2024 and 2025 have
prompted a reassessment of executive roles and strategic priorities. Departing leaders will
support a structured transition over the coming weeks to ensure continuity for all stakeholders.
“We remain committed to maintaining stability and advancing our core mission throughout this
period of evolution,” said Mr. Henao. “Our focus is on delivering value to our stakeholders while
positioning Mineros for long-term success”.
The Company also announces that David Splett will step down as Chief Financial Officer
effective January 2, 2026. Sergio Chavarria, currently Finance Manager, will serve as Interim
Chief Financial Officer. Mr. Chavarria has held senior finance roles with Mineros since 2018 and
previously served as Senior Audit Officer at Deloitte. He holds an MBA from EAFIT University
and a degree in economics from the National University of Colombia.
In addition, Mineros is strengthening its technical and growth leadership with three new
appointments, who will report directly to the CEO:
María Vallejo García has been appointed Vice President, Growth and Business
Development, effective today. Ms. Vallejo is a mining engineer with a strong background
in mineral economics, resource estimation, mine planning, and optimization technologies.
She is a P.Eng in Ontario, a Fellow of the Australasian Institute of Mining and
Metallurgy (FAusIMM), and holds degrees from McGill University and the National
University of Colombia. She has held senior roles at Vista Gold, Mining Plus, Barrick
Gold, Waterton Global, and AngloGold Ashanti, and has contributed to the advancement
or evaluation of more than 100 mining assets.
Carlos David Ríos Restrepo has been appointed Vice President, Exploration, effective
December 1, 2025. Mr. Ríos is a geological engineer with deep expertise in exploration,
resource expansion, and technical analysis. He is a Fellow of the Society of Economic
Geologists (SEG), a member of the Australasian Institute of Mining and Metallurgy
(MAusIMM), and has played a key role in significant discoveries and resource growth
across multiple projects.
Marcela Castillo will be appointed as Vice President of Sustainability. Her previous role
was Sustainability Manager Hemco – Mineros Nicaragua. Ms. Castillo is a prominent
Latin American leader recognized for her strategic vision and ability to connect business
development with sustainability, corporate reputation, and value creation for diverse
stakeholders. Her leadership and impact have earned her distinctions such as one of the
global 100 Inspirational Women in Mining 2022 list by Women in Mining UK.
The Company also announces that Andres Restrepo and Marco Izquierdo Llanos have resigned
as directors of Mineros S.A., effective November 18, 2025. The Company thanks them for their
service and contributions.
“On behalf of the Board, I would like to thank Mr. Londoño, Mr. Splett, Mr. Restrepo, and Mr.
Izquierdo for their dedication and service,” said Augusto Lopez, Chairman of the Board. “We are
pleased to welcome Daniel, María, and Carlos to their new roles, and to recognize Marcela and
Sergio’s long-standing contributions. These appointments strengthen our leadership team as we
execute on our strategy.”
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
Juan Obando
Director, Investor Relations
(+57) 574 266 5757