Warren Anderson

U.S. Silica Co. engages in the development, production, and supply of industrial silica and products. The company was founded in 1968 and is headquartered in Frederick, MD.

Wilson Sonsini Goodrich & Rosati PC provides legal services. Its services include corporate law and governance, public and private offerings of equity and debt securities, mergers and acquisitions, securities class action litigation, intellectual property litigation, antitrust counseling and litigation, joint ventures and strategic alliances, technology licensing and other intellectual property transactions, tax, and employee benefits and employment law. The company was founded in 1961 and is headquartered in Palo Alto, CA.

The Business Development Co. of Rhode Island engages in providing financing services. The firm offers SBA term loans, case studies term loan and lines of credit. It provides the ability to operate outside of the traditional lending box in meeting portfolio company needs. The company was founded in 1953 and is headquartered in Providence, RI.

Heller Ehrman White & McAuliffe LLP is a private company based in San Francisco, CA.

Part of U.S. Silica Holdings, Inc., USS Holdings, Inc. produces industrial sand. The company is based in Frederick, MD.

University of Washington functions as a College/University. The company is headquartered in Seattle, WA.

Morgan, Lewis & Bockius LLP provides legal consulting services. It specializes in transactional, litigation, labor and employment, regulatory, and intellectual property legal services to various industries. The company was founded in 1873 and is headquartered in Philadelphia, PA.

Part of Emerge Energy Services LP, Emerge Energy Services GP LLC operates as a holding company. The company is based in Southlake, TX.

Part of U.S. Silica Holdings, Inc., Ottawa Silica Co. is a company based in Berkeley Springs, WV.

EA Engineering, Science & Technology, Inc. provides interdisciplinary environmental services. It offers environmental, compliance, natural resources and infrastructure engineering and management solutions. The firm serves the federal government, state and municipal government, industry and transportation and infrastructure sectors. The company was founded by Loren D. Jensen in 1973 and is headquartered in Hunt Valley, MD.

Polisan Boya Sanayi ve Ticaret AS engages in production and sale of dye, varnish, resin, and other surface coating and insulation materials. The firm's business lines include paint, chemical activities, port operations, agriculture and real estate. The company was founded in 1985 and is headquartered in Istanbul, Turkey.

Part of Polisan Holding AS, Polisan Hellas SA is a Greek company that produces and markets polyethylene terephthalate resins. The company is based in Velestino, Greece.

Poliport Kimya Sanayi ve Ticaret AS engages in the operation of chemical storage terminal, located in Kocaeli Port. It offers dry and liquid bulk storage and warehousing facilities, as well as loading and unloading services. The company was founded on January 17, 1964 and is headquartered in Istanbul, Turkey.

Part of U.S. Silica Holdings, Inc., The Fulton Land & Timber Co. is a company based in Berkeley Springs, WV.

Meeting Street provides therapeutic and educational services to children. The firm focuses on infants, preschoolers and children of all ages that they receive individualized attention from trained, educators, therapists, and staff who work as a team, sharing strategies and identifying solutions to bring out the best in each and every child. The company was founded in 1946 and is headquartered in Providence, RI.

Hospice of the Panhandle, Inc. provides home health care services. It provides palliative care to residents of the eastern panhandle of West Virginia and serves as a resource to the community for these and related issues. It also offers services including private residences and nursing facilities, bereavement support, education, and training. The firm uses staff and volunteers to help patients and families maintain freedom and comfort through the end-of-life process. The company was founded on May 21, 1980 and is headquartered in Martinsburg, WV.

Part of U.S. Silica Holdings, Inc., Pennsylvania Glass Sand Corp. is a company based in Berkeley Springs, WV.

Superior Silica Sands LLC sells and distributes sand. The firm produces white silica sand used for golf course bunkers, greens construction, top dressing, and sports field construction. It supplies proppant sand to oil and gas service companies. The company was founded in 2001 by Keith Blair and is headquartered in Fort Worth, TX.

The Industrial Minerals Association of Europe (IMA) is an umbrella organization that represents over 500 companies in 28 countries. The organization is based in Brussels, Belgium. The IMA brings together a number of European associations specific to individual minerals such as calcium carbonates, dolomite, andalusite, bentonite, borates, diatomite, feldspar, kaolin, lime, mica, plastic clays, sepiolite, silica, talc, and vermiculite. The IMA focuses on industrial policy, innovation, sustainability, health and safety, and biodiversity and environment.

Linde, Inc. engages in design, engineering, manufacturing, and building of equipment that produces and distributes industrial gases. The company was founded in 1907 and is headquartered in Danbury, CT.

ZoneFlow Reactor Technologies LLC engages in the development of reactor technologies. The company was founded by James Bruce Boisture and Jonathan J. Feinstein in 2007 and is headquartered in Windsor, CT.