Nexus Metals
Craig Wiita
President

Chief Operating Officer of Del Sol and White Spar. Leads site operations, permitting compliance and technical delivery across both assets.

Tim Walker
Director

Corporate strategy, transactions and capital markets. Focused on structuring, funding pathways and counterparty engagement.

Advisor
Dawie Fourie, PrEng
External Advisor · Metallurgical & Process Engineering

Provides independent advisory input on refinery operations and process management.

AT4 · American Tungsten and Antimony Ltd
Casper Adson
Chief Executive Officer

Executive leadership and delivery of the expansion and development plan.

Tim Morrison
Director

Board representation and governance.

AT4 roles shown are proposed appointments in connection with the transaction announced by AT4 on 28 July 2026 and remain subject to completion.