Mr Crabb practised as a solicitor from 1980 to 2004 with Robinson Cox (now Clayton Utz) and Blakiston & Crabb (now Gilbert + Tobin) specialising in mining, corporate and commercial law, advised in relation to numerous project developments in Australia and Africa. Mr Crabb has since focused on his public company directorships and investments. He has been involved as a director and strategic shareholder in a number of successful public companies. He is currently Non-executive Chairman of Ora Gold Limited and a Non-executive Director of WarpForge Limited. He is a former director of Paladin Energy Limited (February 1994 to October 2019).

Mr Bass worked as a geologist and then Plant Metallurgist at a copper-gold mine in Northern Quebec. He joined AMAX Inc, an American mining company in their Head Office in 1976 and came to Perth in 1978. Between 1980 to 1981, AMAX had him work in Tucson, Arizona at the Twin Buttes copper mine. He returned to Australia and established his first company, Metech Pty Ltd in late 1981. He established Eagle Mining Corporation in 1992 with Tony Poli and was responsible for the deal that led to the discovery of the very successful Nimary Gold Mine. Eagle Mining Corporation won both Explorer of the Year and then Developer of the Year at Diggers and Dealers conference and was subject to a hostile takeover in 1997. He then co-founded Aquila Resources Ltd with Tony Poli in 2000 and helped transition it from a gold explorer to iron ore and coal before it too was subject to a hostile $1.4 billion takeover in 2014 at the hands of a joint bid between Baosteel and ASX listed Aurizon.

Mr Rowe has over 20 years' experience in the financial services industry. He is a director and the chief executive officer of The Bass Group, as well as a director of The Bass Family Foundation and Silver Mountain Mining Pty Ltd. He is responsible for managing the global financial interests of the Bass Family, as well as the Foundation's ongoing support of education and health in disadvantaged children and youth in regional Western Australia. He is also a director of the Centre for Entrepreneurial Research and Innovation Limited (CERI). CERI aims to assist the growth of WA's non-mining industry through a strong innovation base where high-knowledge start-up company formation can be accelerated. This is achieved through the co-creation of a WA-based venture capital industry.

Mr Port was a partner of PricewaterhouseCoopers from 1997 to 2016. He has 30 years' experience in financial analysis, company and business valuations, transaction due diligence and mergers and acquisitions and led the PricewaterhouseCoopers Perth Deals team from 2009 to 2016. He has had experience in the resources sector in his career and jointly led the PwC Australia Deals Energy & Mining industry group for five years. He is a board member of MG Kailis Holdings Pty Ltd, the Harry Perkins Institute of Medical Research and Chair of Council of Guildford Grammar School.

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