Schlumberger - global oilfield and information services company with major activity in the energy industry.

Halliburton - provides and integrates products and services that add value through the entire lifecycle of oil and gas reservoirs.

Golder Associates - consulting companies providing services in support of environmental, industrial, health, natural resources, and civil engineering projects.

Fugro Consulting Engineers - international engineering, geology, geotechnical, survey, data collection, DGPS, GIS, environment, software, and consulting.

Technip-Coflexip - providing engineering and construction services for oil and gas, petrochemical, and other industries including life sciences, chemicals, agro-industries, metals, and power generation.

West Texas Research Group, LLC - provides data, analysis and strategic planning for the energy industry. One of our current projects is the determination of the actual wellhead price of crude oil.

Stewart Brothers Drilling Co - services include mud-rotary exploration in the mineral exploration field, and air-rotary casing hammer and hollow stem auger drilling in the environmental field.

Professional Service Industries, Inc. - provides pollution and hazardous materials management, geotechnical engineering, and construction testing services.

Terracon Consultants, Inc. - multi-disciplinary firm specializing in geotechnical, civil, environmental and materials engineering and testing.

Stolt Offshore - contractor to the international offshore oil and gas industry, specializing in engineering, construction, and maintenance services.

Norwegian Geotechnical Engineering - R&D and consulting in the field of soil and rock mechanics, foundation engineering, snow avalanche research, geoenvironmental engineering and reservoir mechanics.

Scotia Group Inc., The - provides domestic and international oil and gas advisory services including evaluations, simulations, acquisitions, divestments and research.

Noria Corporation - provides oil analysis seminars, books, videos, and consulting services.

Ammonite Resources - offers technical and economic evaluation of petroleum and mineral resource investments.

Geomatrix Consultants, Inc. - works in the fields of engineering, applied environmental and earth sciences, air quality and toxicology, and risk assessment.

Core Laboratories - geoscience consultancy providing multi-disciplinary solutions to exploration and production problems.

ConGO Online - provides assessments and advice about local social situations in regards to business development, particularly for the mineral and energy resource sectors.

INTEC Engineering - deepwater engineering firm assisting petroleum exploration and production companies offshore

Advanced Geomechanics - geotechnical engineering consultants providing cost/risk analysis for decision making.

Petroglyphx Geoscience - an independent commercial organisation of geoscientists and business consultants, operating internationally to service the geoscience sector of the oil industry.

SRK Consulting is an independent, international consulting practice.

EGIS - project management and well engineering solutions to the oil and gas industry.

Applied Earth Sciences - offers geotechnical and civil engineering services including soil tests, slope stability evaluations, construction testing, and foundation investigations. Based in Los Angeles, California.

Rock Solid Images - characterize changes in petroleum reservoirs using volume seismic attributes classified by core and log data.

Domain Engineering, Inc. - services include engineering consulting, process modeling, and optimization for the oil and gas industry.