seismic reflection

Fenn Enterprises specializes in hydrographic surveys, including sidescan sonar surveys, derelict fishing gear and marine debris surveys, remote operated vehicles, and diving services. Owner Crayton Fenn has over 25 years of sidescan sonar survey experience and has surveyed an estimated 20,000 linear miles. The company designs and fabricates specialized equipment such as sonar towfish systems, winches, and hydraulic manipulators.

deep/technical divingdredgesequipment design and fabricationgravity coreshydrographic surveysmagnetometersnet removalremote operated vehiclesscanning sonarssidescan sonar surveysstill and video photographysub-bottom profilersunderwater acoustic trackingvibrocore

GeoSearches Inc is a full-service geophysical company established in 2000, with 45 years of field experience behind it. It runs non-intrusive, non-destructive geophysical surveys nationwide and worldwide, having acquired data on four continents. Staffed offices are in Cleveland, Ohio and Knoxville, Tennessee. The company selects methods based on the question, target depth and ground conditions, and combines methods when a single dataset would be ambiguous.

3D laser scanningBorehole Loggingconcrete imagingelectrical resistivity tomographyElectromagneticsGround Penetrating Radarinfrared thermographyLiDARmagneticsMASWmicrogravityReMiscan to BIMseismic refractionseismic site classificationsoil thermal resistivity testingSUETDEMutility locating

Geo SubSea, LLC was formed in 2015 to meet the consulting needs of the offshore industry and marine survey marketplace. The company provides marine survey and offshore industry consulting, with experience in all aspects of marine and freshwater projects from conception to operation to decommissioning, and has supported offshore wind projects globally.

benthic habitat mappingcoringdata processinggeophysical surveysgeotechnical investigationsgradiometerinspection with ROVs and AUVsinterpretationmagnetometermultibeam bathymetryoceanographic sensor deploymentpositioning and navigationproject managementseismic refractionside scan sonartechnical report writing