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39 companies

Newpark Resources

Location not listedUpdated Dec 2002
Training

Newpark Resources provides comprehensive drilling and completion fluid systems and solutions for the oil and gas industry, focusing on innovative, sustainable, and productive well operations globally.

PGS - Petroleum Geo-Services

Lysaker, NorwayUpdated Sep 2003

Petroleum Geo-Services is a technologically focused oilfield service company providing geophysical and reservoir consulting services across the exploration, field development, and production value chain.

PRA - Petrotechnical Resources

Location not listedUpdated Dec 2002

Petrotechnical Resources of Alaska (PRA) is a certified petroleum engineering consulting company founded in 1997, providing integrated petroleum engineering, geoscience, and operations management services primarily for the Alaskan oil and gas industry.

PathFinder Energy Services Technology

Houston,, TX, United StatesUpdated Oct 2007

PathFinder Energy Services Technology is a Houston-based company specializing in logging while drilling (LWD) and other downhole logging and formation evaluation technologies for the oil and gas industry.

President

Location not listedUpdated Dec 2002

Rock Data Services provides oilfield instrumentation and memory gauges, specializing in pressure and temperature recorders for the oil and gas industry with over 20 years of experience in data reporting and reservoir well analysis.

Roxar AS

Stavanger, NorwayUpdated May 2007

Roxar is a leading international technology solutions provider to the upstream oil and gas industry. The company creates value for its customers through innovative products and services that help achieve maximum performance from oil and gas reservoirs. With its head offices in Stavanger, Norway, Roxar employs over 650 staff across a network of wholly owned offices in Europe, the Americas, Africa, CIS, Asia Pacific and the Middle East. Founded in May 1999, the company generated revenues of approximately US$160 million in 2006. Roxar’s International customer base includes all of the multinationals, major independents and the majority of national oil companies.

Schlumberger USA

Sugar Land,, TX, United StatesUpdated Jan 2008

Schlumberger is a global technology company specializing in oilfield services, including reservoir characterization, drilling, production optimization, and digital solutions.

Scientific Drilling

Location not listedUpdated May 2026

Scientific Drilling provides advanced drilling technologies and services including rotary steerable systems, measurement while drilling, logging while drilling, and magnetic ranging solutions for complex drilling operations.

Smith International (Corporate Headquarters)

Houston,, Texas, United StatesUpdated Oct 2007

Smith International, Inc. is a leading worldwide supplier of premium products and services to the oil and gas exploration and production industry, petrochemical industry, and other industrial markets.

Sperry Drilling Service

Anchorage,, Alaska, United StatesUpdated Oct 2007

Sperry Drilling Services offers engineered drilling solutions, reservoir insight, and advanced technology including directional drilling, logging-while-drilling, measurement-while-drilling, surface data logging, multilateral systems, real time optimization, and managed pressure drilling solutions.

TCA Reservoir Engineering Services, Inc.

Durango,, CO, United StatesUpdated May 2026

TCA Reservoir Engineering Services, Inc. provides professional engineering services specializing in petroleum reservoir engineering with an emphasis on enhanced oil recovery.

The ARC Group LLC

Location not listedUpdated Dec 2002

The ARC Group LLC is an Austin, Texas-based independent firm providing advisory services and technical project support to the upstream domestic and international energy industry, specializing in integrated geoscientific and engineering analyses for exploration and production optimization.

Veritas DGS Inc. (Texas)

Houston,, TX, United StatesUpdated Aug 2005

VERITAS DGS Inc. provides integrated geophysical services to the oil and gas industry, including seismic survey planning, data acquisition, processing, interpretation, and reservoir characterization worldwide.

iReservoir.com - Integrated Re

Location not listedUpdated Dec 2002
Training

iReservoir.com provides world-class consulting services in reservoir characterization and simulation to oil and gas companies using integrated geoscience and engineering technologies.