More than 30 years’ experience in the resources, oil and gas, power generation and retailing sectors. Managing Director of Energy Australia between 2014 and 2021. Held senior executive roles with Shell and BG Group with responsibility for international operations across Africa, North Asia, Russia, North America, Latin America and Australia. Led the first coal seam gas to LNG project in Queensland. Member of the Board of the Reserve Bank of Australia and a Director of the Business Council of Australia. Now a Non-executive Director at BHP, Bechtel Corporation, Senior Advisor at McKinsey, and the Advisory Board of Fujitsu Australia.

Catherine Tanna is a globally acknowledged leader in the gas resources industry, having forged an outstanding career internationally with BHP Petroleum and Shell before returning to join BG Group in Australia. She has now become Chairman of BG Australia. In a professional career of more than 20 years in the natural gas production industry she has a remarkable record of achievement and impact, being responsible for leading major gas production projects in many parts of the world, including European, Asian and African countries. She currently oversees the leading coal seam gas to LNG project in Australia. She is a Director of the Reserve Bank of Australia and one of Australia's most influential business women.