Harold G. Turk

Greyhound Lines, Inc. provides transportation services. The company has three other operating entities in the United States. They include: BoltBus, a premium curbside service in the Northeast and Western regions of the U.S.; YO! Bus, which serves Chinatown communities in the Northeast; and Valley Transit Company, serving the Texas-Mexico border. The company was founded in 1914 and is headquartered in Dallas, TX.

Concentra, Inc. engages in the provision of healthcare solutions. It offers occupational health, physical therapy, health and wellness, physical exams, urgent care, and tests and screening services. The company was founded by Lois E. Silverman and John K. Carlyle in 1979 and is headquartered in Addison, TX.

Dresser LLC provides products and services used for developing energy and natural resources. The company offers control products (relief valves, actuators, meters, fittings, and the like for oil and gas exploration), measurement systems (gas pumps and point of sale terminals made by business unit Dresser Wayne), power and compression systems (Waukesha engines, fuel testing systems), and other infrastructure technologies (Roots blowers and compressors, piping, and pumps). Dresser was founded in 1880 and is headquartered in Addison, TX.

Founded in 1948, Atrium Windows & Doors, Inc. is a manufacturer of aluminum and vinyl windows and patio doors. Part of Cornerstone Building Brands, Inc., the company is based in Dallas, TX.

University of Southern California is a private research university that mainly offers undergraduate, graduate & other higher education. The university was founded in 1880 and is headquartered in Los Angeles, CA.

Cirrus Health LP provides healthcare development and management services. It also operates the ambulatory surgery centers, short-stay hospitals, and provides physician driven patient care facilities. The company was founded in 1999 by Donald C. Wilson and is located in Dallas, TX

Susan G. Komen for the Cure conducts research for breast cancer treatment. It is an non-profit organization engages in breast cancer cure research and fund raising activities. The company was founded by Nancy Goodman Brinker in 1982 and is headquartered in Dallas, TX.

DentalOne Partners, Inc. engages in the provision of dental support services. It offers practice, marketing, and technology support; and clinical and professional development. The firm's brands include DentalWorks, SmileLogix, SmileIQ, and DentalWorks Discount Plan. The company was founded in 2011 and is headquartered in Plano, TX.

Part of Mohawk Industries, Inc., Dal-Tile International, Inc. is a company that manufactures, distributes and markets ceramic tile products. The company is based in Dallas, TX.

Part of Green Plains, Inc., Green Plains Holdings LLC is an investment holding company. The company is based in Omaha, NE. Todd A. Becker has been the CEO of the company since 2009.

WSB Titan Inc. distributes construction materials. It offers gypsum board, insulation, steel framing and roofing products. The company was founded by Ryan Shoemaker in 2009 and is headquartered in Vaughan, Canada.