Ms Novak was appointed as a director on 15 December 2025. She is a member of the People and Culture Committee and the Safety, Health, Environment, Community & Sustainability (SHECS) Committee. Ms Novak is the Chief Innovation Officer for Compass Datacenters, which designs, builds and operates large-scale data centers for hyperscalers and cloud providers. Through this
Mr Omachi started his business career in the Mineral & Metal Resources division of Mitsui. He held various senior strategy positions at Mitsui during his tenure, including as Executive Vice President, Chief Strategy Officer. In June 2022, Mr Omachi took the position of Counseller to Mitsui.
Mr Dempsey has more than 35 years’ experience, having served in numerous roles as a senior executive, strategic advisor and investment banker. Most recently, Mr Dempsey served as the Chief Financial Officer of TPG Telecom, one of Australia’s largest telecommunication companies. He previously served as Chief Financial Officer at Alumina Limited, Senior Adviser, Finance at
Mr Mikkelsen was appointed Chief Executive Officer and Managing Director in October 2023, after originally joining Sims Limited in 2018 as the Global Chief Financial Officer. He brings more than 30 years of finance and executive management experience to the company. Prior to joining Sims Limited, Mr Mikkelsen held senior leadership positions at AGL Energy,
Ms Hirschfeld is a chemical engineer with 20 years’ experience with BP in oil refining, logistics and exploration in Australia, the United Kingdom and Turkey. She also served as a logistics officer in the Australian Army Reserve. Ms Hirschfeld has extensive experience on ASX, NYSE, private company and government boards. Ms Hirschfeld previously served as
Mr Bainbridge was appointed as a Director on 1 September 2022 and appointed Chairman of the Company on 25 March 2024. He is also Chair of the Nomination/Governance Committee. Mr Bainbridge has extensive senior executive experience, primarily in the oil and gas sector across exploration, development and production. He has worked in a variety of jurisdictions, including
Ms Binns has more than 35 years of experience in the global resources and financial services sectors, including 10 years in executive leadership roles at BHP in Asia and 15 years in financial services with Merrill Lynch Australia and Macquarie Equities. Ms Binns held a number of board and senior management roles at BP, including
Mr Rinn has more than 40 years of experience in the steel, fabrication and metal recycling industries. Most recently, Mr Rinn served as an executive Vice President of Steel Dynamics Inc. and the President and Chief Operating Officer of OmniSource, its metal recycling subsidiary. He previously served as an Executive Vice President of Commercial Metals