Keith Marshall

North River Resources Plc engages in the exploration and development of mineral resource properties. The company's projects include Namib Lead-Zinc, Dordabis Copper, Witvlei Copper and Outjo Projects in Namibia and Monte Muande Project in Mozambique. North River Resources was founded on July 13, 2006 and is headquartered in London, the United Kingdom.

Chieftain Metals Corp. engages in the acquisition, exploration and development of mineral properties. Its properties include tulsequah chief and big bull. The company was founded on April 10, 2013 and is headquartered in Toronto, Canada.

Palabora Mining Co. Ltd. engages in mining, extraction and sale of copper. Its products include magnetite, nickel sulphate, anode slimes, sulphuric acid and vermiculite. The company was founded in August 1956 and is headquartered in Phalaborwa, South Africa.

Hydro International Ltd. develops stormwater and wastewater management solutions. The firm provides HeadCell, Downstream Defender, First Defense, Hydro MicroScreen, Grit King, and Hydro DryScreen. It also offers consulting hydrometry, maintenance and support, flood management, water demand, resources and supply, water engineering, refurbishment and retrofit, and hydro-logic services. The company was founded on January 4, 1982 and is headquartered in Clevedon, the United Kingdom.

Oyu Tolgoi LLC engages in the exploration and development of mineral reserves. It focuses on copper and gold mining. The company was founded in 2012 and is headquartered in Ulaanbaatar, Mongolia.

Marshall Mining Associates Ltd. engages in the mining of non-ferrous metal ores. The private company is based in Ripon, UK.