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Founded in 2000, Multi-Phase Technologies, LLC specializes in development and deployment of geophysical tools for resistivity monitoring and providing turnkey services including site design and consultation, data collection and processing, field services, and data interpretation. Our services include the design and manufacture of specialized hardware for experimental and industrial Electrical Resistivity Tomography (ERT). Our products include ERTLab geophysical modeling software, our DAS-1 and EIT2000 series of ERT and IP monitoring systems, and custom borehole and surface ERT cables.
Our Chief Scientist, Dr. Douglas LaBrecque, has been a developer and researcher in environmental, mining and electrical methods geophysics for over 20 years. He has more than 24 peer reviewed publications and over 100 conference proceedings on small-scale geophysics. His expertise includes numerical modeling of electrical, magnetic, and electromagnetic geophysical data and the design of geophysical data acquisition systems.


Multi-Phase Technologies, LLC facilities in Sparks, Nevada include shop facilities for the complete design and fabrication of electronic equipment as well as machining facilities for fabricating mounting and enclosure systems. Multi-Phase Technologies' ERT systems are the only such systems designed primarily for large-scale, long-term, autonomous monitoring.

Development and Deployment of Geophysical Tools for Resistivity Monitoring
  • Environmental Clean-up
  • Mine Waste and Tailings
  • In-Situ and Heap Leach Fluids

Site Design, Consultation, & Interpretation
  • Research and Development
  • Fully Anisotropic 3D Inversion
  • Software Sales

MPT-ERT Transceivers & Multiplexers
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Sharon Coad