CWSX Oil and Gas Exploration
- Prospect generation and consulting services specializing in geology and geophysics, seismic interpretation and attribute analysis for structural and stratigraphic prospects.
- http://www.cwsx.org/

In-Depth Solutions, LLC
- Velocity modeling and depth conversion services and software.
- http://in-depthsolutions.com/

Amulet Exploration Ltd.
- Geophysical consulting and exploration management, based in Calgary.
- http://amuletexploration.com

Zebra Geosciences Limited
- Survey planning, field QC, processing and interpretation of VSP data and borehole seismic surveys.
- http://www.zebrageo.com/

WTW & Associates
- Offers data digitizing and mapping services as well as seismic survey design, field processing and supervision.
- http://www.wtwnet.com/

Weinman GeoScience
- An integrated geophysical services company providing consulting, seismic data processing, geophysical, geological, and engineering services.
- http://www.weinmangeoscience.com/

Wavetech Geophysical, Inc.
- Offers project management and consulting, data transcription and digital data management services to preserve and manage seismic and geophysical support data.
- http://www.wavetechgeo.com/

TEEC
- Consultancy specializing in geostatistical modelling, reservoir characterisation, coherency processing, neural networking, conventional and advanced seismic processing and interpretation.
- http://www.teec.de/

Stuart Fletcher, Consultant Geophysicist
- A consultancy providing seismic interpretation and associated geoscience services to the oil and gas industry.
- http://www.smfletcher.com/

Seismic Insight, Inc.
- Offers solutions in 3D seismic interpretation through event resolution imaging, seismic analysis, evaluation, and interpretation.
- http://www.seismicinsight.com/

Rock Physics Associates Ltd
- Specializes in the application of seismic technologies to rock physics, including rock property modelling, AVO analysis, impedance inversion, 4D seismic, data analysis, and training.
- http://www.rockphysassoc.demon.co.uk/

Measured Earth Limited
- Offers consulting services in survey design planning, data acquisition and operations management, and processing sequence development.
- http://www.measuredearth.com/

Lunn Upstream Consultants Limited
- Provides seismic interpretation services, specializing in deepwater seismic interpretation and the direct detection of hydrocarbons from seismic data.
- http://www.lunnupstream.com/

KJT Enterprises Inc.
- Focuses on geoscientific technology evaluation, development and transfer. Includes commercial surface and borehole geophysics systems, and seismic interpretation.
- http://www.kjtenterprises.net/

Interactive Exploration Solutions, Inc.
- Geophysical and geological interpretation consulting services, 2D and 3D modeling, seismic survey design, and integrated field studies.
- http://www.inexs.com/

Hampshire Geoscience Ltd
- Geophysical consultancy, providing seismic interpretation services of both 2D and 3D seismic data, with special emphasis on the exploration of deep marine environments, using both sequence stratigraphy and seismic stratigraphy skills.
- http://www.hampgeo.co.uk/

Geo-Texture Technologies
- Research and development in 3D seismic curvature analysis, seismic volume attributes creation, interpretation and prospect generation.
- http://www.geo-texture.com/

Geophysical Data System Ltd.
- Consulting in 2D and 3D seismic exploration with a focus on processing and interpretation of seismic data, as well as supervising quality control of field seismic operations and field acquisition.
- http://www.gds.ru/

Fusion Geophysical LLC
- Consulting services in acquisition design, seismic imaging, inversion and modeling, seismic analysis.
- http://www.fusiongeo.com/

Emerald Geoscience Research Corporation
- 3D geophysical analyses of rock properties and reflectivity modeling, reservoir characterization, AVO inversion and density cube, time and depth migration, and ray-trace modeling.
- http://www.emeraldgrc.com/

ElectroSilica Oil and Gas
- Exploration company focusing on site investigation through seismic acquisition, data processing and geophysical analysis.
- http://www.electrosilicagroup.com/

Earth Resources Exploration
- Provides seismic processing, reservoir modelling, stratigraphic and biostratigraphy consulting as well as software and technical training.
- http://www.erexegypt.com/

David Bodecott Consulting
- Consultancy in international oil and gas exploration and evaluation, specialising in petroleum geology and exploration geophysics, especially seismic interpretation.
- http://www.bodecott.com/

Count Geophysics Limited
- An independent geoscience consultancy focusing on geophysical interpretation and seismic acquisition management.
- http://www.countgeo.com/

Coremagnetics
- Reservoir characterization services applied to paleomagnetic core and fracture orientation studies.
- http://www.coremagnetics.com/

AS Geograf
- Consultancy and quality control services for acquisition and processing phases of exploration seismic and position data.
- http://www.geograf.no/

Big Sky Geophysics
- Potential field (gravity and magnetics) and electrical/EM methods for applications in mineral exploration, hydrocarbon exploration, and engineering studies.
- http://www.bigskygeo.com/

Crebs Geophysics
- California-registered mining geophysicist specializing in helicopter-borne electromagnetics/magnetics (HEM) geophysical surveys for nickel, copper, cobalt, platinum-group metals (PGMs), and diamonds.
- http://www.crebs.com/

Stratgex Ltd. Geophysical Consulting
- Consulting company based in Toronto, Ontario Canada, with expertise in the design, application, management, processing and interpretation of geophysical surveys for mining, petroleum and environmental studies.
- http://www.stratagex.com/

Southern Geoscience Consultants
- Mineral exploration services include design, supervision, processing and interpretation of all types of ground and airborne geophysical surveys.
- http://www.sgc.com.au/

Lyatsky Geoscience Research and Consulting Ltd.
- Interpretation of gravity and magnetic data and field acquisition and processing of potential-field data, for oil and gas, mineral and coal exploration.
- http://www.telusplanet.net/public/lyatskyh/

IGC - Integrated Geophysics Corporation
- Provides integrated geological and geophysical interpretation services to the petroleum and mining industries. Includes an online glossary of gravity and magnetics terms.
- http://www.igcworld.com/

Golder Geophysics
- Provides professional geophysical consulting services to a complete spectrum of engineering, environmental and mining clients around the world.
- http://www.goldergeophysics.com/Default.htm

GeoScott Exploration Consultants Inc.
- Provides data acquisition project management and consulting services to the mining, petroleum, and environmental industries. Based in Newfoundland.
- http://www.geoscott.nf.ca/

Fritz Geophysics
- Offers survey design, field supervision and interpretation of geophysical datasets for the mining industry.
- http://www.fritzgeoph.com/

Flagstaff GeoConsultants
- Offers micro-application and interpretation skills for magnetic, electrical, electromagnetic, ground penetrating radar and seismic techniques.
- http://www.flagstaff-geoconsultants.com.au/

Condor Consulting Inc.
- Provides general geophysical consulting for minerals exploration, and/or groundwater and environmental assessment, specializing in airborne survey management, processing, interpretation, QC, and safety.
- http://www.condorconsult.com/

Centennial Geoscience, Inc
- Integrated geologic and geophysical consulting, data acquisition, processing, and interpretation.
- http://www.centennialgeo.com/

Ark Geophysics
- Specialist services in gravity and magnetic geophysics to oil exploration companies, mining groups and government organizations. Services range from acquisition and processing through to interpretation and software development.
- http://www.arkgeo.com/

AFAB Consultants
- Ground and airborne survey design and contract specifications, in-field quality control, data processing and map production, re-processing for data enhancement.
- http://www.afabconsultants.com/

Applied Geophysics
- Acquisition, interpretation and reprocessing of aeromagnetic data, including group surveys and a proprietary data bank with stereo 3D magnetic and terrain maps.
- http://www.appliedgeophysics.com/

NORCAL Geophysical Consultants, Inc.
- Surface data acquisition and interpretation, borehole logging and imaging, for environmental, geohydrologic, geotechnical, and engineering applications and UXO detection.
- http://www.norcalgeophysical.com/

Eastern Atlas
- Specializing in investigation of contaminated sites, dykes, landfills, cavity and utility detection.
- http://www.eastern-atlas.com/eng/service/ing_umwelt/top_ing_umweltgeophysik.htm

Reynolds Geo-Sciences Ltd.
- Environmental and engineering geophysics consultantancy within the specialist area of glacial hazard assessment and remediation, earthquake preparedness and marine geotechnics.
- http://www.geologyuk.co.uk/

Northwest Geophysical Associates, Inc.
- Provides geophysical techniques used for assessment of environmental hazards, location of buried objects and mapping landfill boundaries.
- http://www.nga.com/

Enviroscan
- Specializes exclusively in non-intrusive, non-destructive geophysics - the science of detecting and mapping underground, underwater, or otherwise hidden objects or features.
- http://www.enviroscan.com/

GeoSpec
- Using nondestructive geophysical methods for locating utilities and subsurface objects, environmental and engineering structure evaluation.
- http://www.geospec-llc.com/

EDCON Gravity and Magnetics
- Gravity and magnetic data acquisition, processing and interpretation. Specializing in airborne, borehole, land and marine gravity and magnetics for environmental, engineering and energy industries.
- http://www.edcon.com/

Ecophyte Technologies
- Offers near surface geophysical surveys for environmental, archaeological, forensic and agricultural studies. Includes a description of methods used and case studies.
- http://ecophyte.com/

Anglesey Geophysical Services
- Provides acquisition quality controllers, data processors and seismic interpretation staff both locally and abroad. Features activities, past projects, a recent client listing and details about consultants.
- http://www.anglesey-geophysical.com/

Fugro Ground Geophysics
- Ground geophysical survey services including gravity, EM, induced polarization, and borehole logging. Located in Perth, Australia.
- http://www.fugroground.com/

Met Surveys Geophysics
- Non-intrusive geophysical survey specialists for the engineering, environmental and brownfield development industries.
- http://www.metgeo.com/

Hager-Richter Geoscience
- Specialists in surface and borehole geophysics for environmental, archaeological and engineering applications.
- http://www.hager-richter.com/

Tingo Tanca
- Marine geophysical surveys, engineering site surveys, quality assurance, geophysical and geological consultancy.
- http://www.tanca.com/geoddo/browsers/geoframes.html

Hydrogeophysics, Inc.
- Company specializing in the application of non-invasive, non-destructive geophysical methods to environmental, hydrological, civil, and geological engineering problems.
- http://www.hydrogeophysics.com/

BSC Borehole
- Offering survey design, quality control, processing and interpretation of vertical seismic profile (VSP) surveys.
- http://www.bseismic.com/

Subsurface Geotechnical
- Provides geophysical services to investigate contaminated land and solve ground engineering problems.
- http://www.geophysical.biz/

Zetica Geophysics
- Environmental and engineering site investigations combining non-invasive scanning techniques with traditional methods.
- http://www.zetica.com/

ClearView Geophysics Inc.
- Offers near surface survey techniques for environmental engineering and mineral exploration.
- http://www.geophysics.ca/

Xenon Geosciences, Inc.
- Provides geophysical services in support of engineering and environmental efforts.
- http://xenongeosci.com/

GeoModel, Inc.
- Environmental and geophysical consulting for ground penetrating radar surveys and other geophysical surveys worldwide.
- http://www.geomodel.com/

Quantum Geophysics, Inc.
- Specialists in surface and downhole geophysical survey for engineering, groundwater, electrical resistivity and environmental studies.
- http://www.quantumgeophysics.com/

Earth Dynamics
- Terrestrial and marine engineering geophysical studies including: seismic refraction, electrical resistivity, ground penetrating radar, gravity, magnetics, side scan sonar and sub-bottom profiling.
- http://www.earthdyn.com/

Applied Seismology Consultants
- Provide seismic monitoring of rock masses and concrete structures, particularly for radioactive waste, mining, civil engineering and petroleum applications.
- http://www.seismology.org/

Ballina Resources Ltd.
- Offers geophysical consulting, seismic interpretation and project management services. Includes case histories and technical studies of key projects.
- http://www.ballinaresources.com/

Reid Geophysics
- Geophysical exploration consultancy in gravity and magnetics for petroleum and in mining and environmental geophysics using EM, electrical, gamma ray and magnetic imaging methods
- http://www.reid-geophys.co.uk/

TerraDat
- Provides non-invasive geophysical site investigations in relation to the geotechnical, civil engineering, waste management, groundwater and mineral industries.
- http://www.terradat.co.uk/

Subsurface Surveys and Associates, Inc.
- Specializes in near surface geophysics and utility locating services.
- http://www.subsurfacesurveys.com/

Spectrum Geophysics
- Geophysical services including ground penetrating radar, seismics and resistivity investigations, for well and utility-location.
- http://www.spectrum-geophysics.com/

Hasbrouck Geophysics, Inc.
- Complete geophysical consulting and contracting for the mining, groundwater, environmental and engineering industries with over 30 years of experience.
- http://www.hasgeo.com/