Seismic refraction surveys

Earth Dynamics LLC is a full service geophysical consulting firm that has provided professional services to government and industry since 1984. Prior to 1996 the firm operated under the name of its founder, Dr. Michael Feves; from 1996 to 2015 it operated as Earth Dynamics, and in 2015 Dr. Michael Feves and Mr. Daniel Lauer formed a partnership under the name Earth Dynamics LLC. Projects have ranged from urban seismic refraction surveys to underwater geophysical surveys in Lake Superior.

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2D electrical resistivity profilingdown-hole methodelectromagnetic induction surveysgravity surveysGround Penetrating Radarmagnetometer surveysmarine geophysical explorationMASW methodReMi methodshear wave velocity testingvibration analysisVLF surveysWenner 4-pin resistivity testing

Geo-Logic Associates (GLA) is an employee-owned, multidisciplinary environmental, civil, and geotechnical engineering consulting firm established in 1991 with more than 450 employees in 34 offices in the U.S. and abroad. GLA and its affiliates provide solutions for landfills, mines, contaminated sites, municipal projects, natural resources, and water resources.

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aquifer testingcivil engineeringConstruction Quality Assuranceenvironmental monitoringFate and transport modelingfault investigationsGeoelectric liner leak detectionGeologic mappinggeotechnical engineeringgroundwater modelingHeap leach pad and tailings dam engineeringLandfill gas system designLandslide investigationsLeachate managementPFAS investigationsRemedial designSoil properties testingUAV aerial reconnaissanceWell design and installation