Sharon Ann Dorman

Atlantic Richfield Co. provides oil and gas extraction and production services . The firm's exploration and production operations are focused primarily in the Gulf of Mexico and the midcontinent in the United States, the United Kingdom North Sea, Indonesia, China and Algeria. The company was incorporated on April 15, 1985 and is headquartered in Warrenville, IL.

PXP Producing Co. LLC provides exploration, development, acquisition and production of oil and gas properties. The company is headquartered in Houston, TX.

Lyondell Chemical Co. manufactures and distributes chemicals & plastics, produces fuel products, and refines heavy & high-sulfur crude oil. The company operates in four segments: Ethylene Co-Products and Derivatives, Propylene Oxide & Related Products, Refining, and Inorganic Chemicals. The company's products are used in the clothing, food packaging, household furnishings, automotive parts, construction, home-building materials, paints, and coating industries. The company was founded in 1985 and is headquartered in Houston, TX.

United Surgical Partners International, Inc. owns and manages ambulatory surgical facilities. It operates short-stay surgical facilities which are licensed as ambulatory surgery centers, specialty hospitals, and hospitals. The company was founded by Donald Steen in February 1998 and is headquartered in Addison, TX.

Prospera Financial Services, Inc. (PFS) is a SEC-registered investment advisor headquartered in Dallas, Texas. The firm was founded in 1982 and is a subsidiary of Prospera Holdings LLC. PFS provides asset management services through both wrap-fee programs and traditional management programs to individuals, pension and profit-sharing plans, trusts, estates or charitable organizations, and corporations or other business entities.

Reef Global Energy IV LP invests to drill and own interest in oil and natural gas properties in the United States. The company was founded on November 10, 2004 and is headquartered in Richardson, TX.

Tallgrass Equity LLC distributes petroleum products through pipelines. The company is headquartered in Leawood, KS.

TIC United Corp. provides transportation services. The company was founded on May 25, 1988 and is headquartered in Dallas, TX.

Plantation Petroleum Holdings LLC explores and produces oil and natural gas. The company is also engaged in acquiring, developing and producing oil and gas properties. Plantation Petroleum Holdings was founded in 2002 and is headquarted in Houston, TX.

University of Houston System offers higher education degrees and job training or vocational study programs. It offers about 280 undergraduate and graduate degree programs in fields such as business, education, humanities and law. It was founded in 1927 and is headquartered in Houston, TX.

PTV Sciences LP (PTV Healthcare Capital) is a venture capital firm founded in 2003 by Matthew S. Crawford and Evan S. Melrose. The firm is headquartered in Houston, Texas.

American Petroleum Institute (API) is the only national trade association that represents all aspects of America's oil and natural gas industry. Its more than 400 corporate members, from the largest major oil company to the smallest of independents, come from all segments of the industry. They are producers, refiners, suppliers, pipeline operators and marine transporters, as well as service and supply companies that support all segments of the industry.

Gonzales Hoblit Ferguson LLP provides legal services. It provides services in the areas of medical malpractice, construction law, employment law, healthcare, insurance defense, personal injury, workers compensation, negligence and product liability, class action suits, toxic tort and nursing home litigation. The company was founded in 1985 and is headquartered in Corpus Christi, TX.

Plantation Petroleum Holdings II LLC produces oil and natural gas. The firm produces oil and gas at Yates, Seven Rivers, Queen, Morrow, Eddy counties, New Mexico, Winkler, Texas and Wichita Albany. The company is headquartered in Houston, TX.

Reef Exploration, Inc. (Reef Exploration) is a private equity firm founded in 1987 by MAUCELI MICHAEL J. The firm is headquartered in Richardson.

Reef Global Energy VIII LP seeks investment opportunities in oil and natural gas prospects and participates in the drilling of wells on those prospects located in the US.

State Bar of Texas provides legal educational programming services. The private company is based in Austin, TX.

American Health Lawyers Association is an organization that educates and connects the health law community. The non-profit company is based in Washington. The American company offers dispute resolution services, a member concierge program, and focus on post-acute and long term services, as well as tax and finance. David S. Cade has been the CEO of the company since 2015.

Plantation Petroleum Holdings III LLC engages in the acquisition, development and production of oil and gas properties in the permian basin in west Texas and southeast New Mexico. The company is headquartered in Houston, TX.

Outreach International is a non-profit organization that has been working towards community-led development to address poverty-related issues globally since 1979. Outreach International is based in Independence, MO. The non-profit company operates in 10 countries worldwide and use a unique approach called the Participatory Human Development Process (PHDP) to empower local communities to identify and resolve issues of persistent poverty. The organization invests in people and equips them with the necessary skills and resources to improve their lives.

Founded in 2007 by William Gross, Commerce Street Capital LLC is a registered broker/dealer located in Dallas, Texas with an additional office in Duluth, Georgia. The firm is wholly-owned subsidiary of Commerce Street Holdings LLC. Commerce Street Capital specializes in municipal and high-yield corporate bonds.

Samson Co. provides investment services.

Charles Schwab & Co., Inc. is a FINRA-registered broker/dealer headquartered in San Francisco. The firm is a subsidiary of the Charles Schwab Corp. (NYSE: SCHW). They are members of the Chicago Board Options Exchange, NASDAQ and NYSE Arca, Inc. Charles Schwab & Co. is an exchange member engaged in exchange commission business other than floor activities. They also retail mutual funds and OTC corporate equity securities. In addition, the firm underwrites and/or sells corporate securities, underwrites and/or sponsors mutual funds, is a put and call broker/dealer and/or option writer and provides investment advisory services

Plantation Petroleum Co. LLC explores and produces oil and natural gas. It focuses on Permian basin in West Texas and Southeast New Mexico. The company was founded in 2001 and is headquartered in Houston, TX.

Tallgrass Development LP provides natural gas transportation and storage services. The firm also operates natural gas processing plants in Wyoming; and a carbon dioxide and sulfur treating facility in West Frenchie Draw, Wyoming. The company is headquartered in Leawood, KS.

Tallgrass Energy Holdings LLC engages in business services industry. The company is headquartered in Overland Park, KS.

Tallgrass Energy GP LLC provides investment services. The private company is based in Leawood. William R. Moler has been the CEO of the American company since 2015.

Part of Tallgrass Energy LP, Tallgrass Management LLC operates as a midstream energy firm. The company is based in Lakewood, CO. The company was founded in 2012. The CEO is William R. Moler.

Part of Vitol Holding II SA, Vencer Energy LLC is an upstream oil and gas company that invests in and operates large producing assets. The company is based in Houston, TX and is led by an experienced independent management team. The company seeks quality assets with stable and successful long-life production. Vencer Energy is backed by Vitol, a leading energy and commodities company that trades over seven million barrels of crude oil and products a day. The CEO of the company is Donald P. Dotson.

TEGP Management LLC is an investment holding private company. The company is based in Leawood, KS. The CEO of the company is Matthew P. Sheehy.