Stephen Mark Pruitt

Petron Industries, Inc. manufactures and supplies drilling instrumentation systems. The company was founded in 1983 and is headquartered in Houston, TX.

Dawson Geophysical Co. is a provides onshore seismic data acquisition and processing services in the United States. It acquires and process 2-D, 3-D and multi-component seismic data for its clients, ranging from major oil and gas companies to independent oil and gas operators as well as providers of multi-client data libraries. The company operates 3-D seismic data acquisition crews in the United States and seismic data processing centers. Its Geophysical Services business consists of the acquisition and processing of seismic data to produce an image of the earth's subsurface. Dawson Geophysical was founded by L. Decker Dawson in 1952 and is headquartered in Midland, TX.

Geokinetics International Holdings, Inc. offers seismic data acquisition and processing services in land and transition zone environments. It also owns multiclient seismic data surveys. The firm caters to domestic and international oil and gas exploration and production companies and seismic data marketing companies. The company was founded in September 1997 and is headquartered in Houston, TX.

The Society of Exploration Geophysicists operates as an association of exploration geophysicists. The non-profit company is based in Tulsa, OK and has subsidiaries in the United States.