Contact

North America

Northern Virginia, Headquarters

44345 Premier Plaza, Suite 210
Ashburn, VA 20147
Phone: +1 (703) 726-2700
Fax: +1 (703) 726-6999

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New York

30 Broad Street, Suite 1401
New York, NY 10004
Phone: +1 (646) 480-4895

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California

1990 North California Blvd., 8th floor
Walnut Creek, CA 94596
Phone: +1 (925) 287-6471
Fax: +1 (925) 287-6473

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Europe

London

AMP House, 4th Floor, Suite 20
Dingwall Road
Croydon, Surrey CR0 2LX
United Kingdom
Phone: +44 (0) 20 8686-6887

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Salzburg

Ingenieurbüro für Geotechnik
Hammerlweg 4
A-5322 Hof/Salzburg
Austria
Phone: +43 (0) 6229-3084

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Asia

Singapore

105 Cecil Street #06-01
The Octagon
Singapore 069534
Phone: +65 6827-4478
Fax:
+65 6827-9601

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South America

Chile

Gall Zeidler Consultants – Chile, SpA.
Av. Los Conquistadores 1700 Piso 11
Providencia – 7530128
Santiago – Chile
Phone: +56 (0) 2 2338266
Fax: +56 (0) 2 2315495

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Locations

GZ-Gall-Zeider-Consultans LLC