American Tungsten & Antimony Ltd (ASX: AT4) has appointed David Groombridge as Exploration Manager USA and engaged SRK Consulting for independent Competent Person services, reinforcing its technical and governance capabilities as it advances critical minerals projects in Utah and Nevada.
- Appointment of David Groombridge as Exploration Manager USA with 20+ years’ experience
- Engagement of SRK Consulting to ensure JORC-compliant technical reporting
- Focus on advancing antimony and tungsten projects across Utah and Nevada
- Alignment with US government priorities for critical minerals supply chain security
- Near-term plans include drilling and development of a US-based processing strategy
Strategic Appointments to Bolster US Critical Minerals Portfolio
American Tungsten & Antimony Ltd (ASX:AT4) has announced key personnel and consultancy appointments aimed at advancing its critical minerals projects in the United States. The company has appointed David Groombridge as Exploration Manager USA, bringing over two decades of technical leadership in mineral exploration, including direct experience with tungsten and polymetallic systems relevant to AT4’s portfolio.
Mr Groombridge’s previous senior roles at ASX-listed companies such as Medallion Metals (ASX:MM8) and Riedel Resources (ASX:RIE) position him to lead exploration programs and resource definition across AT4’s projects. His expertise in targeting structurally controlled and intrusion-related mineralisation will support the systematic development of AT4’s tungsten assets in Utah and Nevada, including the flagship Antimony Canyon Project.
Independent Competent Person Engagement Enhances Reporting Integrity
Complementing the technical leadership appointment, AT4 has engaged SRK Consulting (Australasia) Pty Ltd to provide independent Competent Person services in accordance with the JORC Code (2012 Edition) and ASX Listing Rules. Senior consultants Cael Gniel and Danny Kentwell will oversee technical disclosures, ensuring compliance and objectivity in reporting exploration results from AT4’s US and Australian projects.
SRK Consulting’s global presence and independence, with no equity interests in projects, are intended to provide conflict-free technical advice. This engagement aligns with AT4’s commitment to robust corporate governance and transparent communication with investors and regulators.
Advancing Exploration and Processing Strategy in the US
These appointments come as AT4 progresses its US-based hub-and-spoke strategy for antimony and tungsten processing and refining, which aligns with US government priorities for securing domestic critical minerals supply chains. The company’s near-term activities include advancing exploration programs with planned drilling at Antimony Canyon, Tennessee Mountain, and Fraction Lode projects.
AT4 is also focused on target generation and prioritisation across its tungsten portfolio, including Nightingale, Sage Hen, and Dutch Mountain. Notably, the company recently initiated a US$400,000 refurbishment of the Dutch Mountain tungsten mill to restart production and alleviate regional processing bottlenecks, a move that complements the exploration efforts and supports the broader supply chain strategy.
These developments follow earlier steps such as the submission of a drilling permit for the historic Fraction Lode tungsten mine and ongoing exploration at Tennessee Mountain and Nightingale, reflecting a coordinated approach to building a secure US domestic tungsten supply chain amid rising global demand and prices.
AT4 Managing Director Andre Booyzen emphasised that the new appointments strengthen both technical and corporate capabilities, positioning the company to deliver JORC-compliant reporting and systematic project advancement. He highlighted Mr Groombridge’s experience as particularly valuable for progressing exploration and drilling activities.
Bottom Line?
AT4’s strengthened technical leadership and independent reporting framework position it to systematically advance its US critical minerals projects amid evolving supply chain priorities.
Questions in the middle?
- How will the new exploration leadership impact the pace and scope of drilling programs across AT4’s US projects?
- What timelines and milestones can investors expect for JORC-compliant resource updates following SRK Consulting’s engagement?
- How will AT4’s hub-and-spoke processing strategy integrate with recent infrastructure upgrades like the Dutch Mountain mill refurbishment?