Steven Ray Vasey

ION Geophysical Corp. engages in the provision of geoscience technology, services, and solutions to the oil and gas industry. It operates through the E&P Technology and Services, and Operations Optimization segments. The E&P Technology and Services segment creates digital data assets and delivers services that improve decision-making, mitigate risk and maximize portfolio value for E&P companies. The Operations Optimization segment develops mission-critical subscription offerings and engineering services that enable operational control and optimization offshore. The company was founded in 1968 and is headquartered in Houston, TX.

VGS Seismic Canada, Inc. provides seismic data creation services for the oil and natural gas industry. The company provides data, 3-D seismic creation and 2-D & 3-D field data licensing services. The company was founded in 2005 and is headquartered in Calgary, Canada.

Seitel Canada Ltd. is an onshore seismic data company that provides seismic data to the oil and gas industry in Canada. It designs, markets and executes new surveys for Canada's oil and gas customers, as well as purchases existing surveys from other companies. The company is headquartered in Calgary, Canada.