The Board & Management

Derek has over 50 years’ experience in exploration and mining geology and management. He held senior positions in Burmine Ltd and the Shell Group of Companies where he was responsible for discovering the Los Santos tungsten deposit in Spain, before founding Minotaur Gold NL in 1993. He resigned as Chair of Minotaur Exploration Ltd in November 2016. Derek was awarded AMEC’s Prospector of the Year Award (jointly) in 2003 for the discovery of the Prominent Hill coppergold deposit, the AusIMM President’s Award and is a Centenary Medallist.

Derek is currently the Chair of Petratherm Limited (ASX: PTR). Derek is a member of the Audit and Risk and the Remuneration Committee. Appointed 24 April 2020.

Bob is a highly experienced Mining Engineer with 39 years of experience in the minerals industry. He has held Senior Executive positions at Evolution Mining and OZ Minerals, where he was responsible for leading the safe and efficient delivery of significant operations.

Bob’s extensive experience spans Australia, Africa, and Canada, where he has consistently achieved outstanding results in various mineral sectors. His strategic leadership in corporate roles and operational excellence through innovative solutions have significantly enhanced safety, operations, and profitability.

Throughout his career, Bob has worked with industry leaders such as Rio Tinto, Normandy Mining, BHP, OZ Minerals, and Evolution Mining.

Appointed 1 July 2024.

Murray has over 40 years’ experience in merchant banking and finance, undertaking company reconstructions, mergers and acquisitions in Australia, New Zealand, North America and Hong Kong. Murray holds a Bachelor of Commerce and Administration from the Victoria University in Wellington and is a member of the Australian Institute of Company Directors, and Chartered Accountants Australia & New Zealand. In addition, Murray has held executive positions and directorships in the transport, horticulture, financial services, investment, health services and property industries.

Murray is currently Chair of National Tyre & Wheel Limited (ASX: NTD). He retired as the Chair of Eureka Group Holdings Limited (ASX: EGH) on 25 February 2025, and as a Non Executive Director of Eumundi Group (ASX:EBG) on 14 February 2025.

Murray is a member of the Nomination and Remuneration Committees. Appointed 10 May 2019.

Roger has over 50 years of experience in the resources industries, including being a former Managing Director of Ok Tedi Mining Limited in Papua New Guinea and Senior Vice President Copper at Canadian metals and mining company Teck Resources Limited. He was also Vice President and Chief Operating Officer with BHP Base Metals (Australia) and held senior operations and project positions with BHP in Chile. He is an Adjunct Professor with the Sustainable Minerals Institute, University of Queensland.

Roger is currently a Non Executive Director of Worley Limited. He was also recently the Chair of both Minotaur and Demetallica Limited and a Non Executive Director of Newcrest Mining Limited.

Roger is a member of the Nomination, Audit and Risk, and Treasury Committees. Appointed 6 June 2023.

Joe joined Hillgrove in 2011 and has held a number of roles within the finance team, which spanned commercial and planning to financial control before becoming the Company Secretary and Chief Financial Officer in 2023. Prior to Hillgrove, Joe held a number of roles which included as a corporate finance executive at PwC Corporate Finance, commodities trader at Glencore, and as an auditor at KPMG. A CPA qualified accountant, Joe completed his MBA at HKUST and London Business School.

Appointed 16 June 2023.