There are many companies that provide commercial surveys and consulting with DUALEM instruments.

Some research organizations also have experience with DUALEM equipment, and may be good resources for information about its use. Contact information for research organizations follows the listing of commercial surveyors.

Additional contact information may be available from Dualem. The listing of contact information does not imply an endorsement of Dualem by that organization.

Surveying Companies

Agri Optics NZ Ltd
Canterbury, New Zealand
Tel: 64 3 302 9227

Agricultural Engineering Associates, Inc.
Uniontown, KS USA
Tel: 1 620 756-1000

Agro Praxes SA
Mendoza, Argentina
Tel: +54 261 667 5393

Alpha Geoscience Pty. Limited
Peakhurst, NSW Australia
Tel: 61 (0)2 9584 7500

Santiago, Chile
Tel: 56 9 7779 6804

C3 (A Division of Trimble)
Fresno, CA and Madison, WI USA
Tel: 1 888 358 8152

Agen, France
Tel: 33 (0)1 5377 2120

North Bend, NE USA
Tel: 1 402 512 1850

Cummins Agricultural Services
Cummins, SA Australia

Delft, The Netherlands
Tel: 31 (0)88 335 8273

Double “R” Agri Consultants, LLC
Helena, AR USA
Tel: 1 870 338 1177

Gehrig, Inc.
Muenster, TX USA
Tel: 1 940 759 2915

Paris, France
Tel: 33 1 5580 7630

Geostudi Astier s.r.l.
Livorno, Italy
Tel: 39 0586 864 734

Golder Associates Inc.
Seattle, WA USA
Tel: 1 425 883 0777

Green Acres Tech Inc.
Francis, SK Canada
Tel: 1 306 535 2763

Greenfield Technologies SL
Badajoz, Spain
Tel: 34 608 270 178

GroundProbe Geophysics
Perth, WA Australia
Tel: 61 (0)8 9378 8000

Landmark Implement / Landmark Water
Holdrege, NE USA
Tel: (785) 640 2438

Midwest Independent Soil Samplers
Hutchinson, MN USA
Tel: (800) 248 6049

Precision Agronomics Australia
Esperance, WA Australia
Tel: 61 0429 981 095

Precision Decisions Ltd.
Newton on Ouse, York UK
Tel: 44 (0) 1347 844132

Ramboll Group
Copenhagen, Denmark
Tel: 45 5161 7740

Saffer Consulting, Inc.
Arriba, CO USA
Tel: 1 719 740 0303

Newbury, Berks UK
Tel: 44 (0) 7850 468587

Tremaine & Associates Inc.
Dixon, CA USA
Tel: 1 916 637 9717

VinteX Consulting
Santiago, Chile
Tel: 56 2 3671060

Research Organizations

Aarhus Universitet
Faculty of Agricultural Sciences
Tjele, Denmark

Aarhus Universitet
The HydroGeophysics Group – Department of Geoscience
Aarhus, Denmark

Agrifood Research and Technology Center of Aragon (Spain)
Zaragoza Spain

British Geological Survey
Keyworth, Nottingham UK

Centre for Ecology & Hydrology
Environment Centre Wales
Bangor, Wales UK

Instituto de Investigacion y Formacion Agraria y Pesquera (IFAPA)
Centro Las Torres-Tomejil
Alcala del Rio, Sevilla Spain

Macquarie University
Dept. of Earth and Planetary Sciences
North Ryde, NSW Australia

McGill University
Agricultural and Environmental Sciences
Montreal, QC Canada

Purdue University
Dept. of Agronomy
West Lafayette, IN USA

Universidade de Evora
Evora, Portugal

Universiteit Gent
Dept. of Soil Management
Ghent, Belgium

University of Arizona
Department of Soil, Water and Environmental Science
Tucson, AZ USA

University of Florida
Citrus Research and Education Center
Lake Albert, FL USA

University of Georgia
Forestry and Natural Resources
Athens, GA USA

University of Leicester
Dept. of Geology
Leicester, UK

University of New South Wales
School of Biological, Earth and Environmental Sciences
Sydney, NSW Australia

University of Texas
Bureau of Economic Geology
Austin, TX USA

University of the West Indies
Faculty of Food and Agriculture
St. Augustine, Trinidad and Tobago WI

University of Windsor
Earth and Environmental Sciences
Windsor, ON Canada

University of Wyoming
Water Resources Environmental Science and Engineering Program
Laramie, WY USA

USDA-ARS Agroecosystems Management Research Unit
Ames, IA USA

USDA-ARS Cropping Systems and Water Quality Research Unit
Columbia, MO USA

USDA-ARS US Meat Animal Research Center
Clay Center, NE USA

USDA-ARS US Salinity Laboratory
Riverside, CA USA

USDA-NRCS Central National Technology Support Center
Fort Worth, TX USA

USDA-NRCS Colorado State Office
Lakewood, CO USA

USDA-NRCS Louisiana State Office
Alexandria, LA USA

USDA-NRCS National Soil Survey Center
Wilkesboro, NC USA

Utah State University
Environmental Soil Physics
Logan, UT USA

Vrije Universiteit
Faculteit der Aard- en levenswetenshapp
Amsterdam, The Netherlands