Nathan Rayner is a petroleum engineer with over 15 years of experience; specialising in managing technical teams, resource evaluations and developing gas projects globally. Mr Rayner was evaluation manager for Addax Petroleum, based in Geneva, where he managed its West African new discovery field development planning, appraisal programs and resource portfolio. As chief operating officer of Invictus Energy, he was responsible for delivering the Full Field Development Plan for the company's Ibhubesi Gas Project. Prior to joining Invictus Energy, Mr Rayner was chief operating officer of Dart Energy (based in Singapore) where he had managerial, operational and technical responsibilities for all international exploration, drilling and production activities in Europe, China, India and Indonesia. Mr Rayner holds a Bachelor of Engineering from University of Queensland, and a Master of Engineering from University of New South Wales.