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Supervisors

Stefany Cortés

Head of Metallurgical laboratory

Metallurgical Engineer from the Federico Santa María Technical University.

She has dedicated her career to the area of Applied Research and Training in metallurgical processes. 

She began her duties at Minera Tres Valles as a Metallurgist in 2018 and now runs the metallurgical laboratory; both research and development of projects is carried out here as well as the testing of samples for operational purposes.

Luis Vega Muñoz

CEO of Minera Tres Valles, has 23 years of professional experience in a variety of productive sectors, among them are mining, the distribution of petroleum, products, retail and defense.
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Rafael Pérez de Arce

VP of Corporate Relations at Tres Valles, holds more than 30 years of experience in the mining sector, leading him to be widely knowledgeable in terms of quality and efficiency in the field of project execution.
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Joe Phillips​

Joe Phillips is the COO of Minera Tres Valles.
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