David James Somerville

Questus Ltd. engages in the provision of public-sector housing. It offers a range of investment vehicles and manages an asset base of residences. The company was founded by David James Somerville in 2003 and is headquartered in East Perth, Australia.

EMC Solar Ltd. is a private company based in Applecross, Australia.

CPA Australia Ltd. is an Australian company that has been operating since 1954 and provides education, training, technical support, and advocacy services in the accounting profession. The private company is based in Southbank, Australia and has subsidiaries in Hong Kong. The company engages with governments, regulators, and industries to advocate for policies that stimulate sustainable economic growth. With over 166,000 members working in 100 countries and regions, CPA Australia is one of the world's largest accounting bodies. It was founded in 1886 by Andrew Lyell, Arthur Cleveland, Benjamin Doughty Smith, Thomas Brentnall, John McAlister Howden, Charles Morell Holmes, William Crellin, and Edward Langton. Andrew Paul Hunter has been the CEO of the company since 2018.

Part of PricewaterhouseCoopers International Ltd., Coopers & Lybrand (Australia) is an Australian company that provides accounting services. The company is based in Sydney, Australia.