Geophysical Exploration

Earth Measurement Corp.
Near-surface geophysical data acquisition, processing and interpretation.
http://www.emcgeophysics.com/

Electro-Seise, Inc.
3D airborne micro gravity/E surveys for subsurface hydrocarbons.
http://www.electro-seise.com/

Fairfield Industries Incorporated
Fairfield is a geophysical company known for its development and use of advanced technology for acquisition and processing, and its licensing of seismic data.
http://www.fairfield.com/

G.A. Ryzhikov and M.S. Biryulina, Consultants
Special processing for traditional marine data using "Partial Synergetic Imaging-", or PSI-criterion.
http://web.ift.uib.no/~antonych/psi_criterion.html

Getech
Geophysical contractor providing gravity and magnetic services and products to the international oil and mining industry. Offices in Leeds and Houston.
http://www.getech.com/

Gibson Consulting
Interpretation of gravity and magnetics for hydrocarbon exploration.
http://www.gravmag.com/

Input Output, Inc.
Provider of land, marine and reservoir seismic instrumentation. Includes comprehensive data sheets.
http://www.i-o.com/

Interactive Interpretation & Training, Inc.
Outsourcing geoscience for the upstream petroleum industry: geophysics, geology, petroleum engineering, geochemistry, workstation rental. Landmark and GeoQuest software.
http://www.iiandt.com/

JGI, Inc.
Acquisition of seismic and other geophysical data, geothermal surveys and remote sensing. Japan based.
http://www.jgi-inc.com/

LandTech
Passive seismic tomography services for oil exploration. Seismograph and vibroseis rental. Pipeline pollution early warning systems. Seismological investigations. Crosshole seismic tomography.
http://www.landtech.org/

Meridian Surveys
Survey and geophysical consultants to the oil and gas industry.
http://www.meridiansurveys.com.my/

Oilsearch Plc
Airborne geophysical oil survey company specialising in remote fluorescence sensing and magnetic data recovery.
http://www.oilsearch.co.uk/

PGS Geophysical
Onshore and marine seismic acquisition and analysis. Reservoir imaging, characterization and monitoring. Multiclient 3D data library.
http://www.pgs.com/

Reid Geophysics
Offering gravity and magnetic survey specification, processing and interpretation. Proprietary software.
http://www.reid-geophys.co.uk/

RGR: Method of Effective Specular Points
A novel approach to Reflector Geometry Reconstruction: proper assimilation of prestacked multioffset traveltimes, macro-model-independent seismic reflection (depth) imaging.
http://web.ift.uib.no/~antonych/RGR.html

Seismic Consultants Group Pty. Ltd.
Seismic Consultants Group (SCG) provides personnel for field supervision and quality control of geophysical surveys to the oil and gas exploration industry worldwide
http://www.users.bigpond.com/seiscons/

Seismic Imaging Research
Research reports on subsalt imaging, depth migration, velocity model building, seismic modeling, converted mode energy and overpressure prediction.
http://walter.kessinger.com/work/

Seistronix RAS-24 Exploration Seismograph
Seistronix manufactures, leases and sells exploration seismographs and related geophysical equipment for oil, gas, mineral and general geotechnical exploration using seismic refraction, 2D and 3D seismic reflection.
http://seistronix.com/ras_g.htm

Sharp Deconvolution in P-tau Domain
Elimination of intrabed multiples: SoSI-inversion. Site shows a novel approach to the comprehensive elimination of multiples -including intrabed ones. It is based on recursive representation of Born series inversion and realized in a form of a fast routine, capable of running in a fully automatic mode.
http://web.ift.uib.no/~antonych/sdec2.html

Signature Seismic Processing Inc.
2D and 3D seismic data processing services for both land and marine datasets.
http://www.signatureseismic.com/

Society of Exploration Geophysicists
Home page of the SEG, which hosts 2 monthly publications- The Leading Edge and the SEG Journal, and yearly trade shows, at the international, national, and regional level. The major organization for geophysicists involved in exploration and production of hydrocarbons.
http://www.seg.org/

Sources of Seismic Interpretation Error
Powerpoint presentations illustrating common reasons for interpretation error. Free viewer available from site.
http://adaps.com/fhr1.htm

Sperling Geophysics
Seismic data acquisition, interpretation and modeling, including prospect evaluation.
http://www.geophysics.com/