Warrick Ranson

CFO, Finance & Governance Executive at OZ Minerals


Warrick leads the Corporate Finance function and has accountability for Budgeting & Planning, Risk & Audit, Accounting, Tax, Treasury and Sales & Marketing.

Warrick has had an extensive career in the Mining industry, including over 18 years at Rio Tinto where he held various senior executive financial, commercial and transformation roles. Commencing his career in public practice, more recent roles have included Finance Executive of Rio Tinto’s Copper product group based in London, Chief Commercial Officer within the Iron Ore product group and Head of Productivity Development for Rio Tinto globally.

Prior to joining OZ Minerals Warrick was with German-headquartered diversified industrial group, thyssenkrupp.

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.


  • CFO, Finance & Governance Executive

    Current role

  • Finance & Governance Executive

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