John E. Brewster

Western Gas Resources, Inc. used to explore natural gas and natural gas liquids. It engaged in the exploration, development, production, gathering, processing, treatment, transportation and marketing of natural gas and natural gas liquids. It operated through four segments: Gas Gathering, Processing and Treating, Exploration and Production, Marketing and Transportation. Western Gas Resources, Inc. was founded in 1989 and was headquartered in Denver, CO.

Howell Corp. explores, produces, and acquires oil and gas properties. The firm's exploration and production activities are conducted by its wholly owned subsidiary, Howell Petroleum Corporation. The company was founded by Paul Neilso in 1955 and is headquartered in Houston, TX.

Hydrocarb Energy Corp. engages in the business of exploring, acquiring, and developing oil and gas properties. The firm also offers oil field services. The company was founded by Kent P. Watts in 2005 and is headquartered in Houston, TX.

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

Kairos Health Group LLC engages in the practice of general or specialized medicine and surgery. The company is headquartered in Dallas, TX.