Paul Obrien

Part of SLB NV, Schlumberger Plc is a British technology company that specializes in oilfield services. The company is based in Horley, UK. The company provides effective fracturing services to help connect wellbores to more reservoir rock. Founded in 1977, the company achieves accurate depth control and ensures target zone coverage while controlling hydrostatic balance.

Voxelvision AS develops and provides software solutions for visualization, management and interpretation of seismic data. The company provides the development of high-performance processing technologies for managing, visualizing and interpreting massive 3D volumes on Intel processor-based Linux platforms. It has developed software designed to meet the industry's current and future issues, including quick project turnaround times, large amounts of data and complicated hydrocarbon reservoirs. With sales offices in Stavanger, Houston, London, Rio de Janeiro and Beijing, the company is headquartered in Trondheim, Norway.

Part of Paradigm4, Inc. (Massachusetts), this company provides wireless solutions for mobile computing. The company is based in New York, NY. The company was founded by John Bay.

Part of Leonardo SpA, CogniSeis Development, Inc. is a computer software systems analysis company. The company is based in Houston, TX. CogniSeis Development was acquired by Tech-Sym LLC, part of Leonardo SpA from September 29, 2000 on July 05, 1995 for $20 million.

Landmark Oil & Gas Corp. engages in the exploration and production of crude oil and natural gas. The private company is based in Calgary, Canada.

Part of Halliburton Co., Advance Geophysical Corp. is a software company that specializes in providing software solutions for oil and gas exploration. The company is based in Denver, CO. Advance Geophysical was acquired by Landmark Graphics Corp., part of Halliburton Co. from October 04, 1996 on March 28, 1994 for $70 million.

Ikon Science Ltd. provides software technology and consulting services that engages in GeoPrediction tools to the upstream oil and gas industry. It also engages in finding reserves, drilling and completions, and reservoir and production. The company was founded by Martyn Millwood Hargrave in January 4, 2001 and is headquartered in London, the United Kingdom.