Mark Heptinstall is currently a Technical Sales Support professional at Metso, having started in 2025. Previously, Mark held various roles, including Senior Metallurgist and Production Superintendent at Roy Hill from 2021 to 2022, and Senior Process Engineer at Rio Tinto between 2010 and 2011. Mark's earlier experience includes positions as Site Metallurgist at Bradken and Process Engineer/Business Analyst at Tiwest Joint Venture. Additionally, Mark contributed to process optimization at Elastomers Australia from 2016 to 2017.
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