Exploration Instruments is the largest and best-known geophysical equipment rental company in North America specializing in near-surface applications. We carry over 80 different types of systems and hundreds of units in our inventory. Seismic, EM, Ground Penetrating Radar, Gravity, Magnetics and Resistivity are a few types of equipment used to support Geotechnical, Groundwater, Environmental, Archaeology, NDT, and Structural Imaging Investigations.