- Business
- Mineros S.A. Mineros S.A. engages in the exploration, development, and production of gold and silver deposits in Central and South America; it operates alluvial and underground mining operations, hydroelectric power generation, and artisanal mining formalization programs. The company produces gold primarily through its Nechí Alluvial Property, a 473-square-kilometer site in the Lower Cauca Region of Antioquia, Colombia, utilizing large floating dredges and gravity separation on Tertiary gravel plain deposits, with progressive land reclamation into small holdings, crops, pisciculture, wetlands, or reforestation; in Nicaragua, Hemco Mineros Nicaragua S.A. manages the underground Panama and Pioneer mines at the 2,270-hectare Hemco Property in Bonanza, processing mineralized material at the Hemco, Vesmisa, and La Curva plants via cut-and-fill and mechanized methods. Mineros S.A. maintains exploration projects including La Pepa in Chile, Porvenir and Luna Roja in Nicaragua, and regional greenfield targets in Rosita and Bonanza districts; it serves markets in Colombia, Nicaragua, and Chile from its headquarters in Medellín, Colombia, where the company was founded in 1974, formerly as Mineros de Antioquia S.A. before renaming in 2004, and operates as a subsidiary of Sun Valley Investments AG since March 2025. Recent developments include the completion of a US$40 million acquisition of the remaining 80% interest in the La Pepa gold exploration project from Pan American Silver Corp. in September 2025, securing 100% ownership to support mid-tier producer growth alongside the Porvenir project; the ramp-up of the new Aurora mobile mining and recovery plant at Nechí Alluvial in Q3 2025, completed at a US$6.5 million cost after 2024 construction to boost production; ongoing 2025 drilling programs totaling thousands of meters at near-mine expansions in Río Cauca, Bonanza greenfields, and Luna Roja resource updates expected in H1 2026; and the appointment of Augusto López Valencia as Chairman in April 2025 to advance strategic vision under new shareholder influence.