Minimize Risk, Maximize Results

    About Us    

Mayo Geophysical Services Limited (MayoGeo) is a subsurface imaging company based in Colorado that applies innovative non-invasive geophysical methods to aid real-world geotechnical, environmental and geologic assessments. We are a certified Minority-Owned company through the City and County of Denver, CDOT and RTD.

MayoGeo is experienced in planning and performing geophysical services for void detection, locating rebar and other buried infrastructure, site classification, delineating subsurface boundaries, depth to bedrock and hydrologic applications. We communicate with our clients to design and deliver a safety-focused, cost-effective program based on project objectives, industry experience and higher education.

Download our Capability Statement.

Companies for whom we have worked
  • Denver Public Schools
  • Ground Engineering
  • Yeh and Assoc.
  • Shannon & Wilson
  • Tetra Tech
  • HDR
  • CTL Thompson
  • Zonge International
  • Olson Engineering
  • Desert Research Institute
  • CH2MHill
  • Nebraska Public Power District


Depth to Bedrock
Locate Buried Infrastructure

(Rebar, UST and more)

Void Detection
Site Classification


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Thank you for your visiting Mayo Geophysical Services Limited.


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Let's discuss our cost-effective services and your needs at no charge.



© 2020 by MGSL

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GPR project in Minnesota

Subsurface scanning of open spaces and nearby parking areas for archaeological ruins. GSSI SIR 3000 with 400 MHz GPR Antenna. Observation of several geophysical anomalies aided future area planning and preservation.