SLCA vs VMC

U.S. Silica Holdings Inc.

U.S. Silica Holdings, Inc. produces and sells commercial silica in the United States. It operates through two segments, Oil & Gas Proppants and Industrial & Specialty Products. The company offers whole grain commercial silica products to be used as fracturing sand in connection with oil and natural gas recovery, as well as sells its whole grain silica products in various size distributions, grain shapes, and chemical purity levels for manufacturing glass products. It also provides various grades of whole grain round silica to the foundry industry; ground silica and industrial minerals products for various products; and engineered performance materials made from diatomaceous earth (DE), clay, and perlite. In addition, the company offers transportation, equipment rental, and contract labor services. It serves oilfield services companies, and exploration and production companies that are engaged in hydraulic fracturing; and industrial and specialty products end markets. The company was formerly known as GGC USS Holdings, Inc. U.S. Silica Holdings, Inc. was incorporated in 2008 and is headquartered in Katy, Texas.

Vulcan Materials Company (Holding Company)

Vulcan Materials Company produces and supplies construction aggregate primarily in the United States. It operates through four segments: Aggregates, Asphalt, Concrete, and Calcium. The Aggregates segment provides crushed stones, sand and gravel, sand, and other aggregates; and related products and services that are applied in construction and maintenance of highways, streets, and other public works, as well as in the construction of housing and commercial, industrial, and other nonresidential facilities. The Asphalt Mix segment offers asphalt mix in Alabama, Arizona, California, New Mexico, Tennessee, and Texas, as well as engages in the asphalt construction paving activity in Alabama, Tennessee, and Texas. The Concrete segment provides ready-mixed concrete in Maryland, Texas and Virginia, and Washington D.C. The Calcium segment mines, produces, and sells calcium products for the animal feed, plastics, and water treatment industries. The company was formerly known as Virginia Holdco, Inc. and changed its name to Vulcan Materials Company. Vulcan Materials Company was founded in 1909 and is headquartered in Birmingham, Alabama.