Mr Tonkin is a mining engineer with more than 20 years’ experience working in the underground hard-rock mining industry. He was appointed Chief Executive Officer of Northern Star in November 2016 and had been the Company’s Chief Operating Officer since 2013. Prior to joining Northern Star, he was Chief Operating Officer for mining contractor Barminco, and a Non-Executive Director of African Underground Mining Services Ghana. He has extensive experience in the production of gold, copper, zinc and nickel and has held senior operational positions with Oxiana and Newmont in Western Australia.
Mr Tonkin is currently a Director of the Gold Industry Group, a not-for-profit, member-based industry association. He has a Bachelor of Engineering (Mining) with Honours from the Western Australian School of Mines and a WA First Class Mine Manager’s Certificate.