Apollo Global Capital

U.S. Silica Holdings is a prominent producer of high-quality silica products, including unground silica, ground silica, fine ground silica, calcined kaolin clay, and aplite. Established over a century ago, the company traces its origins to the discovery of the Oriskany sandstone deposit in West Virginia by Henry Harrison Hunter, who showcased silica sand at the 1893 Chicago World's Fair. Over the years, U.S. Silica has expanded its operations through acquisitions and the development of a diverse range of over 200 unique products. The company operates a comprehensive network of production plants and packaging facilities across the United States, facilitating reliable procurement of silica and other industrial minerals. A significant portion of its revenue is generated from its Oil and Gas Proppants segment, supporting hydraulic fracturing operations. U.S. Silica emphasizes collaboration with customers to innovate product applications while maintaining a commitment to health, safety, quality, and environmental integrity. In 2008, the company was acquired by Golden Gate Capital, a private equity firm based in San Francisco.

American Petroleum Partners, LLC operates in the oil and gas industry with a focus on the exploration and production of hydrocarbons, including oil, natural gas, and natural gas liquids. Founded in 2014 and based in Canonsburg, Pennsylvania, the company emphasizes a partnership approach to harnessing natural resources, supported by a management team with over 100 years of cumulative industry experience. Its primary operations are concentrated in the Appalachian Basin, particularly in the northern panhandle of West Virginia. American Petroleum Partners engages in various activities such as leasing mineral rights, constructing well pad sites, and drilling and completing wells. Additionally, the company is involved in developing and maintaining midstream pipelines for transporting produced hydrocarbons. Committed to innovation, American Petroleum Partners prioritizes workplace safety and environmental responsibility while respecting the communities in which it operates.