David Salisbury

Passport Potash, Inc. engages in the acquisition, exploration, and development of mineral resources and potash properties. It focuses on Holbrookbasin Project. The company was founded on November 11, 1996 and is headquartered in Vancouver, Canada.

Part of Rio Tinto Ltd., Resolution Copper Co. engages in mining of copper ores. The company is based in Phoenix, AZ.

Kennecott Minerals Co. developed, operated and managed precious and base metal mines. Its products included gold, silver, copper and other base metals. The company was founded in 1993 and was headquartered in Salt Lake City, UT.

Part of Alpha Metallurgical Resources, Inc., Sun Coal Co., Inc. is a company based in Knoxville, TN.

Bradford Coal Co., Inc. is an American company.

American Pacific Borates Ltd. engages in the exploration and development of borate-lithium projects. Its project includes the Fort Cady borate-lithium project. The company was founded on October 28, 2016 and is headquartered in Perth, Australia.

Part of Navajo Transitional Energy Co. LLC, Cordero Mining LLC explores coal mines. The company is based in Gillette, WY. Cordero Mining was acquired by Kennecott Corp. from Sun Co., Inc. on February 23, 1993 for $120.50 million.

Rössing Uranium Ltd. operates as uranium mining company. It offers mining, processing and engineering services. The company was founded in 1976 and is headquartered in Swakopmund, Namibia.