Mark Irwin has lived and worked in the United States, Australia and the UK; and has over 20 years of experience in complex global organisations including BHP, Graincorp and Transfield Services.
Mr Irwin was the chief commercial officer of OZ Minerals from October 2017 to September 2021, and was accountable for the company's growth activity including delivery of the Carrapateena copper-gold project, the West Musgrave copper-nickel project, project studies, and its exploration and acquisitive growth pipeline. Prior to OZ Minerals, Mr Irwin was with international mining services company, Boart Longyear, where he held the role of chief commercial officer based in the United States. He became interim chief executive of Adbri in October 2022.