David Reed

Lone Star Technologies, Inc. manufactures and markets steel tubular products. The company provides alloy and carbon welded oil tubular goods, including casing and production tubing which are used in the completion of production from oil and natural gas wells. Lone Star Technologies was founded in 1966 and is headquartered in Dallas, TX.

Texas Industries, Inc. supplies heavy construction materials. The company is headquartered in Dallas, TX.

Ernst & Young LLP engages in the provision of accounting, assurance, tax, transaction, and advisory services. It specializes in the actuarial, analytics and big data, cyber security, accounting compliance and reporting, center for board matters, international financial reporting standards, country tax advisory, global trade, tax accounting, and climate change and sustainability. The company was founded in 1989 and is headquartered in New York, NY.

Penson Worldwide, Inc. is a provider of a broad range of critical securities and futures processing infrastructure products and services to the global financial services industry. Its products and services include securities and futures clearing and execution, financing and cash management technology and other related offerings, and provide tools and services to support trading in multiple markets, asset classes and currencies. Penson Worldwide was founded by Phil A. Pendergraft and Daniel P. Son in 1995 and is headquartered in Dallas, TX.

ENSR International Corp. provided environmental, energy development, engineering and remediation services to industry and government. It offered capital project permitting, air quality management, water resources management, integrated regulatory site closure, EHS management consulting, environmental process engineering, environmental permitting/compliance, environmental due diligence, environmental and social impact assessments, health/ecological risk assessment, geo-environmental, and marine environmental services. The company was founded in 1968 and was headquartered in Westford, MA.

Credant Technologies, Inc. engages in the software development products. It provides comprehensive data protection platform that control, manage and protect laptops, desktops, removable media, smartphones, self encrypting drives and BitLocker. The company was founded by Robert Heard, Christopher D. Burchett and Andrew Kahl in 2001 and is headquartered in Addison, TX.

Tapstone Energy, Inc. oil and natural gas company. It focuses in the development and production of oil and natural gas resources in the Anadarko Basin in Oklahoma, Texas and Kansas. The company was founded in December 2016 and is headquartered in Oklahoma City, OK.

Lippert Components, Inc. supplies engineered components for original electronic manufacturing in the recreation and transportation product markets. It offers steel chassis and related components; axles and suspension solutions; slide-out mechanisms and solutions; thermoformed bath, kitchen, and other products; vinyl, aluminum, and frameless windows; manual, electric, and hydraulic stabilizer and leveling systems; entry, luggage, patio, and ramp doors; furniture and mattresses; electric and manual entry steps; awnings and awning accessories; towing products; truck accessories; electronic components; and other accessories. The company was founded by Lawrence Lippert in 1956 and is headquartered in Elkhart, IN.