Mark Plummer

Mark Plummer is a Chartered Engineer and Sustainability & Climate Transition Specialist with over 15 years of international experience in emissions management and climate strategy. Currently serving as the Group Emissions Manager at APA Group, Mark leads the company’s initiatives on Scope 1 and 2 emissions management, focusing on climate transition planning and compliance with decarbonisation goals. Previously, Mark held roles such as Carbon Emissions Lead at Origin Energy and has extensive experience in high-pressure/high-temperature drilling operations. Mark earned a Bachelor’s Degree in Naval Architecture from the University of Strathclyde and a Master’s Degree in Petroleum Engineering from Heriot-Watt University.