Jim L. Troxel

Platinum Energy Resources, Inc. engages in exploration of oil and gas. The company was founded in 2005 and is headquartered in Houston, TX.

Part of Marathon Oil Corp., Texas Oil & Gas Corp. is an oil and gas exploration and American production company. Texas Oil & Gas was acquired by USX Corp. /Old/ on February 28, 1986 for $4,094.40 million.

TEC, Inc. provides environmental consulting services to public and private-sector clients. It offers architectural, engineering, environmental, information technology, facility, and infrastructure management services. TEC has offices in the United States and Europe. The company was founded in 1989 and is headquartered in Charlottesville, VA

Part of Pacific International Group Holdings LLC, Shamrock Energy Corp. is a company that distributes natural gas. The company is based in Shreveport, LA. The company was founded by Jon M. Gipson, Jim L. Troxel, Tim G. Culp. Shamrock Energy was acquired by Tandem Energy Holdings, Inc. from Optigas LLC on June 23, 2005.