Sentinel Metals Ltd (ASX: SNM) — Company Overview, News & Financial Data
Sentinel Metals Ltd is a gold exploration and mineral development company focused on advancing precious metals projects in the United States.

Sentinel Metals Ltd
Sentinel Metals Ltd is a gold exploration and mineral development company focused on advancing precious metals projects in the United States. Its flagship asset is the Columbia Gold & Silver Project in central West Montana, which holds a JORC-compliant inferred mineral resource estimate of 23.6 million tons grading 1.34 grams per ton gold and 4.6 grams per ton silver, containing approximately 920,000 ounces of gold and 3.14 million ounces of silver. The company is also expanding its portfolio through gold assets in Nevada, including the Big Springs Gold Project. Sentinel Metals executes systematic drilling, technical evaluation, and resource expansion programs to build mineral assets.
Snapshot
Operations
Products and/or services of Sentinel Metals Ltd
- Gold and silver exploration: Development of a flagship mineral property in central West Montana holding JORC-compliant inferred resources of 23.6 million tons grading 1.34 grams per ton gold and 4.6 grams per ton silver for 920,000 contained gold ounces.
- Nevada gold expansion: Acquisition and exploration of prospective gold tenure in Nevada to expand North American mineral inventory, backed by capital raises to execute systematic drilling programs across prospective structural corridors and established gold trends.
- Resource expansion drilling: Execution of multi-stage diamond and reverse circulation drilling campaigns across stacked mineralized zones to test depth extensions, verify historical assay results, and expand existing open-pit mineral resource boundaries.
- Royalty and land acquisition: Consolidation of regional mineral claims, surface access rights, and buyout of legacy net smelter return royalty obligations to secure unencumbered project ownership and improve long-term development economics across key operational areas.
- Environmental and regulatory stewardship: Implementation of comprehensive baseline environmental monitoring, regulatory permitting activities, and community engagement protocols to support responsible exploration, satisfy environmental compliance mandates, and facilitate long-term project development milestones.
- Geological data evaluation: Systematic compilation, verification, and technical re-analysis of extensive historical drilling datasets, surface geological mapping, and geochemical sampling across mineralized trends to identify high-priority exploration targets and optimize drilling campaigns.
Sentinel Metals Ltd executive team
- Mr. Mark James Williams GAICDCo-Founder & Independent Non-Executive Chairman
- Mr. Matthew HerbertCo-Founder, MD, CEO & Director
- Mr. Simon DahrougeCo-Founder & Executive Director
- Mr. Joel Christopher Ives B.A., B.Com., B.Sc., C.A.Company Secretary