David C. Hudson

Macmahon Contractors Pty Ltd. provides construction and contract mining services. It offers surface mining, underground mining, engineering services, and plant and maintenance. The company was founded in 1963 and is headquartered in Brisbane, Australia.

Australian Institute of Co. Directors is a non-profit organization that provides leadership on director issues. It offers governance education, director development, and advocacy. The organization was founded in January 1, 1990 and is headquartered in Sydney, Australia.

Australasian Institute of Mining & Metallurgy, also known as AusIMM, is the leading organization for professionals working in the resources sector. AusIMM is based in Carlton, Australia, and has subsidiaries in Hong Kong. The Australian company's main focus is on shaping careers, showcasing leadership, creating communities, and upholding standards.

Lubambe Copper Mine Ltd. operates as copper mines. It includes the extensions of the copper mineralisation from the current south and east Limb. The company is headquartered in Chingola, Zambia.

Eltin Ltd. provides surface and underground contract mining services. The Australian company was founded by Barry Sydney Patterson.

The Chamber of Minerals & Energy of Western Australia, Inc. operates as a representative body in Western Australian resources sector including mining, oil, and gas. Its portfolios include economics and tax, environment, infrastructure, land access, people strategies, workplace health and safety, and resources industry training council. The company was founded in 1901 and is headquartered in Perth, Australia.