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Silvermex Resources Inc. engages in the development and production of gold and silver properties in Canada and Mexico. Its principal asset is La Guitarra mine that covers an area of 397 square kilometers located in the Temascaltepec mining district in central Mexico. The company was formerly known as Genco Resources Ltd. and changed its name to Silvermex Resources Inc. in November 2010. Silvermex Resources Inc. was incorporated in 1980 and is headquartered in Vancouver, Canada. As of July 3, 2012, Silvermex Resources Inc. operates as a subsidiary of First Majestic Silver Corp.
EnsSolutions Ltd is a Hamilton, ON-based company in the Agriculture and Mining sector.
MAYO GOLD EXPLORATIONS is a Tucson, AZ-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.
Royal Equipment is a Conroe, TX-based company in the Agriculture and Mining sector.