Jeffrey Jeff Quartermaine

Mr Quartermaine served as Managing Director and Chief Executive Officer of ASX-100 Perseus Mining Limited. He retired from the role on 30 September 2025 after nearly 13 years as CEO, having previously served two years as the Companys Chief Financial Officer. Prior to joining Perseus, Mr Quartermaine worked as a consulting engineer and management consultant before transitioning into corporate roles. Over the subsequent 22 years, he held a range of senior technical, financial and strategic management positions with ASX and TSX-listed resources companies operating in Australia, Papua New Guinea, the Philippines and South America.