Chiong Ong Tiong

Rimbunan Hijau Group operates as a timber operator and contractor in Malaysia. Its operations include timber extraction, timber processing, media publications, general trading, shipping, travel, and property development. The company has offices in China, Brazil, Cameroon, Equatorial Guinea, Australia, New Zealand, and Papua New Guinea. Rimbunan Hijau Group was founded by Tiong Hiew King in 1975 and is headquartered in Sibu, Malaysia

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.

Siburan Resources Ltd. operates as an exploration company. The firm focuses on tungsten and gold projects in Australia, New Zealand and Papua New Guinea. It holds interests on Kirwan Tungsten and Canegrass projects. The company was founded on May 18, 2009 and is headquartered in Sydney, Australia.