Tesoro Gold (ASX: TSO) — Company Overview, News & Financial Data
Tesoro Gold is an Australian mineral exploration and development company focused on discovering and advancing district-scale gold assets in South America.

Tesoro Gold
Tesoro Gold is an Australian mineral exploration and development company focused on discovering and advancing district-scale gold assets in South America. Founded in 2017, the company primarily operates the El Zorro Gold Project, situated in the Atacama mining region of northern Chile. The flagship asset features the Ternera gold deposit alongside extensive regional exploration tenure covering highly prospective geological formations. Tesoro Gold conducts mineral exploration, resource definition drilling, and technical evaluation programs to advance its Chilean mining assets toward prospective development and commercial extraction.
Snapshot
Operations
Products and/or services of Tesoro Gold
- Gold Deposit Exploration: Operations centered on defining and expanding primary gold mineral resources through diamond and reverse circulation drilling programs across established strike extensions and deeper intrusive target zones within coastal Chilean gold belts.
- Open Pit Reserve Development: Technical studies, mine planning, and economic evaluations aimed at converting global mineral resources into open pit ore reserves to establish baseline feasibility for future commercial extraction activities.
- District Scale Regional Exploration: Systematic exploration programs across broad concession packages in northern Chile, utilizing geological mapping, surface sampling, and geophysical surveys to identify prospective gold mineralized structures and satellite targets.
- Metallurgical Testwork and Processing: Comprehensive metallurgical testing and flowsheet design evaluating conventional gravity and cyanide leaching processing routes to achieve high gold recovery rates from intrusive host rocks across defined mineralized bodies.
- Environmental and Governance Management: Baseline environmental monitoring, regulatory compliance management, water source assessment, and active community engagement initiatives conducted to support environmental impact permitting and establish sustainable operational frameworks in coastal South American mining regions.
- Feasibility and Infrastructure Studies: Engineering evaluations, mine infrastructure design, hydrological modeling, and technical studies designed to evaluate capital requirements, operational parameters, and processing capacities required for transitioning mineral assets toward eventual development.
Tesoro Gold executive team
- Mr. Zeffron Charles Reeves B.Sc (Hons), B.Sc., M.B.A., MAIGMD & Director
- Mr. Linton John Putland B.E., M.A.I.C.D., M.Sc.Executive Director of Mining & Development and Executive Director
- Ms. Emma Curnow B.Com., C.A.Chief Financial Officer
- Mr. Timothy G. Williams M.Sc.Chief Development Officer
- Ms. Sarah WilsonCompany Secretary