Tony Barnes

Zinifex Ltd. explores and mines for gold. It sells a range of zinc metal, lead metal and associated alloys in 20 countries. The company is headquartered in Melbourne, Australia.

Allegiance Mining NL engages in nickel and other metal mining activities. It focuses on the exploration, evaluation, and development of nickel sulphide deposits in Tasmania. The company was founded in 1997 and is headquartered in Sydney, Australia.

Pasminco Ltd. engages in the mining of base materials. The company was founded in July 1988 and is headquartered in , Australia.

Jellinbah Group Pty Ltd. operates a coal mine production. It provides coal mines, mine management, mining equipment and quarries. The company is headquartered in Brisbane, Australia.

OK Tedi Mining Ltd. extracts copper and gold. It exports copper, gold, and silver concentrate to customers throughout Europe and the Asia Pacific region. The company was founded in 1984 and is headquartered in Tabubil, Papua New Guinea.

Part of BHP Group Ltd., BHP Petroleum (Americas), Inc. excavates for oil & gas. The company is based in Houston, TX.

Part of Duke Energy Corp., BHP Power Pty Ltd. is an Australian company that generates and distributes electricity. The company is based in Melbourne, Australia. BHP Power was acquired by Duke Energy International LLC from BHP Group Ltd. on January 22, 1999 for $315 million.