The Environmental and Engineering Geophysical Society (EEGS)
Society of Exploration Geophysicists (SEG)
European Association of Geoscientists and Engineers (EAGE)
Australian Society of Exploration Geophysicists
Society of Exploration Geophysicists Japan
The Geological Society of London

Instruments and Software

Geonics Limited
Geosoft Inc.
Interpex Limited
PetRos EiKon Inc.
Geometrics Inc.

Instrument Sales and Rental

Allied Associates Geophysical Ltd.
Exploration Instruments, LLC.
Fugro Instruments
Geomatrix Earth Science Ltd.
K.D. Jones Instrument Corporation

Geophysical and Engineering Firms

Blackhawk GeoServices, Inc.
Geomatrix Consultants, Inc.
Geo View, Inc.
The Hutchinson Group, Ltd.
MARRS Services, Inc.
MidWest Geomar Geophysics, Inc.
Northwest Geophysical Associates, Inc.
Prism GeoImaging, Inc.
Tremaine&Associates, Inc.
USA Environmental, Inc.