GDD Profile

Instrumentation GDD Inc. was established in Quebec in 1977 by Edwin Gaucher, Regis Desbiens and Rejean Desbiens. The production line, research and administration offices are located in Quebec City, Canada.

Instrumentation GDD Inc. is a world leader in high-tech geophysical instrumentation for mining and exploration geophysics. Since 1977, GDD has developed, manufactured and sold a wide range of electromagnetic (EM) and induced polarization geophysical instruments.

Today, GDD's team still includes two of its founders, Edwin Gaucher and Regis Desbiens. Pierre Gaucher joined the team in 1991. The academic education of each one, combined to a solid professional experience, makes them the pillars of the company.

  • Edwin Gaucher is a geological engineer who holds a Ph.D. of Harvard University, Massachusetts (1960). In 1975, he started to contract geophysics and then, founded Geosig 1978, a consulting firm specialized in geophysics, that he managed until 1995. He was also vice-president of research and exploration at SOQUEM (Societe quebecoise d'exploration miniere) for over 10 years.
  • Regis Desbiens is an engineer who holds a degree in physical engineering of Laval University in Quebec (1976). He worked for Spar Aerospace Technologies in Montreal for four years before joining GDD.
  • Pierre Gaucher holds a degree in mining engineering of Laval University in Quebec (1981) and has a Master of Business Administration of the Ecole des Hautes Etudes Commerciales, in Montreal (1986). He worked during five years for IBM Canada Limited in marketing. He also worked for two years as a miner, mining engineer, foreman and captain of an underground Gold mine for Corporation Teck.

GDD's team of researchers, engineers and technicians is always committed to solving problems related to mining & exploration fields. The client satisfaction is first in their priorities list. GDD is renowned for its customer service and its very rugged and reliable instrumentation. GDD is considered a world leader in geophysical instrumentation and is always looking to innovate.



The GDD's Team


Pierre Gaucher, Ing., MBA,




Régis Desbiens, Ing.




Edwin Gaucher, Ing., Ph.D.



Contact Us

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Monday thru Friday. 9 AM to 5 PM. (Eastern Time (EST)/New York)

Phone: +1(418) 877-4249
Fax: +1(418) 877-4054

Call Us Toll Free* (Canada)

Tel: +1 (877) 977-4249

Monday thru Friday. 9 AM to 5 PM. (Eastern Time (EST)/New York)


Instrumentation GDD Inc.
860 boul. de la Chaudiere
Suite 200
Quebec (Qc) CANADA
G1X 4B7

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