Instrumentation GDD

Instrumentation GDD is a world leader in high-tech geophysical instrumentation for mining and exploration geophysics, groundwater exploration, geotechnical investigations and other related fields. Since 1976, GDD has developed, manufactured and sold a wide range of Electromagnetic (EM) and Resistivity/Induced Polarization geophysical instruments. Our office: the production line, R&D and administration are located in Quebec City, Canada. Instrumentation GDD 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.