Mr Mansell has experience in the mining, corporate and energy sectors, both as an advisor and as an independent non-executive Chairman and Director of listed and unlisted companies. Mr Mansell practised law for a number of years as a partner in corporate and resources law firms in each of South Africa and Australia. He retired from legal practice in 2004 and has since held directorships in a number of companies including BWP Management Ltd, Foodland Associated Ltd, OZ Minerals Ltd, W.A. Newspaper Holdings Ltd (Chairman), Electricity Networks Corporation (trading as Western Power) (Chairman) and Zinifex Ltd (Chairman). Mr Mansell also chaired the Advisory Board of Pacific Aluminium Ltd in anticipation of its intended float in 2014. He is also a Non-executive Chairman of Ora Banda Mining Ltd, DRA Global Limited, the Cancer Research Trust and Foodbank of Western Australia. He is a member of the Risk Committee.

Mr Dowd has more than 50 years experience in the mining industry, primarily in the private sector, but also serving in the public sector as head of the Victorian Mines and Petroleum Departments. Mr Dowd has previously held senior executive positions as Managing Director of Newmont Australia Ltd and Vice President Australia and New Zealand Operations for Newmont Mining Corporation and prior to that as Chief Operating Officer of Normandy Mining Ltd. Mr Dowd was previously Chairman of Adelaide Resources Ltd and a non-executive Director of Macarthur Coal Ltd and OZ Minerals Limited. He is also a Non-executive Director PNX Metals Limited; Advisory Board Member of South Australian Minerals and Petroleum Expert Group (SAMPEG) and University of Queensland - Sustainable Minerals Institute. He is also Chair of Health, Safety and Environment Committee and a member of the Risk Committee.

Mr Charles current roles include amongst others, Chairman of Toowoomba and Surat Basin Enterprise Pty Ltd and its subsidiary entities, and President of the Royal Agricultural Society of Queensland. He is also the Managing Director of Sunland Legal. He has a interest in corporate governance and to that end also sits on a regional committee for the Australia Institute of Company Directors. Previous roles include periods of service as Chairman of Stanwell Corporation Limited, Deputy Chairman and Commissioner of the GasFields Commission of Queensland, Chairman of Sunrise Way Rehabilitation Limited, and as Chairman of the Endeavour Foundation. He is the Chair of the Risk Committee, and sits on the Health Safety and Environment Committee.

Mr Carey brings financial, technical and corporate experience, with over 25 years experience in a range of commercial finance roles, with 20 of those years experience within the mining industry. Included in that time Mr Carey spent two and a half years as CFO for Oyu Tolgoi LLC based in Mongolia. Since leaving Mongolia Mr Carey has held various roles within the Rio Tinto corporate finance team, including as finance officer for the groups corporate entities and led the groups planning and forecasting processes as the General Manager Financial Planning & Analysis. Mr Carey has served on range of Rio Tinto entity boards and brings experience in corporate governance and control processes.

Mr van Tonder has started serving at Rio Tinto more than 20 years ago and has held senior operational management roles at Palabora, Robe Valley, Cape Lambert Operations, Hope Downs 4 and Argyle. Mr van Tonder has been a senior leader in the Rio Tinto Group Technical functional team since 2017 and has been involved & led the Asset Management global transformation programme as head of the Asset Management Centre of Excellence. Mr van Tonder has recently started serving by the Oyu Tolgoi Board of Directors as the new chief development officer for Oyu Tolgoi effective 1 December 2020.

Mr Welsh was most recently the Chief Advisor Closure Strategy Non-Managed Assets with Rio Tinto. His previous roles include Chief Advisor Indigenous Affairs with Rio Tinto and acting General Manager of the Weipa bauxite operation in Far North Queensland.

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