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KGHM Polska Miedź S.A. is a global company that employees 34,000 people around the world and has been a leader in copper and silver production for more than 50 years. The business strategy for the years 2015-2020 focuses on continuing growth and maximizing shareholder value with a goal to produce over 1 million tonnes of copper equivalent metal. Currently, KGHM operates 9 open-pit and underground mines located in Poland, Canada, the USA and Chile and is actively advancing 4 projects. KGHM produces key global resources including copper, silver, gold, rhenium, nickel, platinum group metals and molybdenum. As a global company, KGHM carries out its business activities in accordance with the highest environmental standards and regulations. KGHM International Ltd., a wholly owned subsidiary of KGHM Polska Miedź S.A., is based in Vancouver, British Columbia. KGHM International’s operating assets (held through its subsidiary companies) include one mine in Canada, two in the United States, and two in Chile (one of which is a joint venture with a third party). KGHM International also owns a mining contracting business, which is active in Canada and the United States, as well as mine development projects in Canada and Chile.
Keys Concrete Inc is a Odessa, FL-based company in the Agriculture and Mining sector.
U.S. Silica Holdings Inc. is a global performance materials company and is a member of the Russell 2000. The company is a leading producer of commercial silica used in the oil and gas industry and in a wide range of industrial applications. Over its 123-year history, U.S. Silica has developed core competencies in mining, processing, logistics and materials science that enable it to produce and cost-effectively deliver more than 600 diversified products to customers across our end markets. U.S. Silica`s wholly-owned subsidiaries include EP Minerals and SandBox Logistics™. EP Minerals is an industry leader in the production of products derived from diatomaceous earth, perlite, engineered clays and non-activated clays. SandBox Logistics™ is a state-of-the-art leader in proppant storage, handling and well-site delivery, and is dedicated to making proppant logistics cleaner, safer and more efficient. The company has 27 operating mines and processing facilities and two additional exploration stage properties across the United States and is headquartered in Katy, Texas.
Sabine Mining Company is a Hallsville, TX-based company in the Agriculture and Mining sector.
Thompson-Mccully Cnstr Co is a Lansing, MI-based company in the Agriculture and Mining sector.