| 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. |
| Applied Seismology Consultants: Apply seismological techniques to mine monitoring, hydrocarbon extraction, underground storage sites, laboratory rock testing, and concrete structures. |
| Ballina Resources Ltd.: Geophysical consulting company located in Alberta. |
| Borehole Geophysics: German company specializing in geophysical applications of borehole research. Site in both English and German. |
| Borehole Seismic Consulting: iesy borehole seismic consulting services to the oil and gas exploration industry. |
| ClearView Geophysics Inc.: Consulting and surveying company in Ontario. Specializing in non-intrusive ground investigations, |
| Consulting Engineering Geologists: Specialize in geotechnical site investigations, soil profiling and testing and exploratory geology. |
| Drill Core Measurements: DCM offers a core-based measurement service to minimize rock stress related problems in wellbores of the oil and gas exploration industries. |
| 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. |
| Ecophyte Technologies: Offering geophysical surveys to rapidly and non-invasively characterize subsurface processes on a site. Note that the Flash 5 plugin necessary to view this site. |
| Fugro Ground Geophysics: Ground geophysical survey services including gravity, EM, induced polarization, and borehole logging. Located in Perth, Australia. |
| GeoModel, Inc.: Environmental and geophysical consulting for ground penetrating radar surveys and other geophysical surveys worldwide. |
| Geophyical: Geophysical consulting firm specializing in surface and downhole geophysical methods to identify subsurface conditions |
| Geotrace Technologies, Inc.: We provide high technology seismic data processing services to the oil and gas industry worldwide. |
| Gisco Geo: Worldwide sales, service, and rental of new and used geophysical instruments and geophysical supplies. |
| Hager-Richter Geoscience: Specialists in surface and borehole geophysics for environmental, archaeological and engineering applications. |
| Harlequin Surveys: Front-end services to energy explorers and producers in the primary phase of oil and gas exploration. |
| Hasbrouck Geophysics, Inc.: Complete geophysical consulting and contracting for the mining, groundwater, environmental and engineering industries with over 30 years of experience. |
| Hunter 3-D: Seismic, gravity and AVO interpretation as well as oil and gas prospect generation. |
| Hydrogeophysics, Inc.: Company specializing in the application of non-invasive, non-destructive geophysical methods to environmental, hydrological, civil, and geological engineering problems. |
| ISI GmbH International Seismic Interpretation: Consultancy services include project setup, interpretation and integration. |
| Land Geophysics Data: Features lists of data on topography, natural hazards, geomagnetism, gravity, global change, habitat, and other global phenomenon, available for download or purchase. |
| M. Bradford Rine, Geologist and Petroleum Consultant: Consulting services for prospect evaluation and development, property evaluation, resevoir studies, wellsite supervision and expert testimony. |
| Mason Consulting Service: Geophysicist consulting, geologist consultants, geology staffing. |
| Met Surveys Geophysics: Non-intrusive geophysical survey specialists for the engineering, environmental and brownfield development industries. |
| New England Research: Scientists and engineers pursuing the understanding and applications of rock properties to geological problems. |
| Once-A-Rock Inc.: Offers seismic quality control for both vibroseis and dynamite projects. |
| Osiris Projects: Hydrographic and geographic survey specialists, ISO 9002 accreditation specifically for carrying out this type of work. |
| 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 |
| Spectrum Geophysics: Geophysical services including ground penetrating radar, seismics and resistivity investigations, for well and utility-location. |
| Subsurface Geotechnical: Provides geophysical services to investigate contaminated land and solve ground engineering problems. |
| Subsurface Surveys an Applied Geophysical Company: geophysical surveys for engineering and environmental projects. |
| T/X Resources: Geophysical consulting company located in Houston, Texas. Specializes in seismic interpretation for oil & gas companies, utilizing advanced computer technologies. |
| Target Finders: Provides geophysical expertise and software tools for the oil and gas exploration industry. |
| TerraDat Geophysics: Global consulting firm based in the UK. |
| Tingo Tanca: Marine geophysical surveys, engineering site surveys, quality assurance, geophysical and geological consultancy. |
| Vertical Systems International Inc: Consulting and training for exploration companies working in remote dangerous terrain. |
| Xenon Geosciences, Inc.: Provides geophysical services in support of engineering and environmental efforts. |
| Zetica Geophysics: Environmental and engineering geophysics including UXB detection |
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