Warrick Ranson was appointed to the position of group chief financial officer in December 2023. He brings more than two decades of extensive executive-level experience from senior positions within blue-chip corporations, operating across global markets in the mining and resources industries.

Prior to joining Sims Limited, Warrick served as chief financial officer at OZ Minerals Limited for nearly six years where he was instrumental in guiding that company through a period of substantial growth and value creation. Previously, Warrick spent approximately 18 years with Rio Tinto in various roles. Warrick is a Fellow of the Institute of Chartered Accountants in Australia, a graduate of the Australian Institute of Company Directors, and holds an MBA from the University of Oxford.