geophysical survey

Applied Archaeology and History Associates, Inc. (AAHA) is a women-owned, SBA 8(a) and DBE-certified cultural resources management service provider founded in 1998. AAHA helps clients navigate local, state, and federal compliance challenges associated with cultural resources, including Section 106 of the National Historic Preservation Act and the National Environmental Policy Act, serving the Mid-Atlantic and beyond.

archaeological laboratory procedures and analysisarchaeological monitoringdendrochronologyEnvironmental Assessments (EAs)Environmental Impact Statements (EISs)GPS and GIS technologieshistoric architecturehistoric preservation and planninghistoric property and deed researchhistoric structural evaluation and restorationpaleobotanyPhase I cultural resources surveysPhase II evaluationsPhase III data recovery excavationszooarchaeology

Archaeo-Physics, LLC uses geophysical survey and remote sensing for high-resolution subsurface imaging and integrated analysis of archaeological sites and landscapes, cemeteries, and forensics. The company states these non-invasive techniques can reveal phenomena not otherwise discoverable and map patterning at scales and detail infeasible with conventional methods, and can guide excavation to reduce research costs while maximizing recovery of useful data. It notes the methods are important tools for preservation and research on culturally sensitive or p

integrated analysisremote sensingsubsurface imaging

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complianceconsultingfinancial managementGPS Servicesoperations and logistical supportprocurementproject and program managementstaffing management

Ciani & Hatch Engineering PLLC (CHE) is a woman-owned, woman-led geotechnical engineering firm founded in May 2023, located in Seattle, Washington and Boise, Idaho, serving clients across the Pacific Northwest. CHE provides geotechnical engineering, project management, and design, from small on-call design to large multidisciplinary alternative delivery projects, with experience in design-build projects for WSDOT, Sound Transit, and UDOT.

augered and cored boringsbudget trackingcone penetration testsearned value reportingearth retention system and retaining wall designembankment designexploration plan & ROW permittingfish passage / fish barrier removal designgeologic hazards & critical areas studiesgeotechnical site investigationground improvement / soft ground designgroundwater monitoring wellsliquefaction and lateral spread analysispavement designpeer review and comment resolutionseismic hazard analysisshallow and deep foundation designshoring and ground anchor designslope stability analysis

Coastal Sensing & Survey is a hydrographic and marine geospatial services company delivering high-resolution, decision-ready data in complex coastal, offshore, and inland environments. It supports infrastructure and environmental projects through integrated survey and sensing solutions designed to reduce risk and improve efficiency, partnering with engineers, developers, regulators, and asset owners across the full lifecycle of marine projects.

asset inspectionbathymetryCoastal Monitoringhydrographic surveyMagnetometrymulti-sensor integrationphotogrammetryRepeatable SurveyROV Search & SurveySidescan

Cultural Resource Analysts, Inc. (CRA) is a full-service cultural resource consulting firm established in 1983 in Lexington, Kentucky. A certified small business with over 40 years of experience, CRA provides archaeology, architectural history, historic preservation, and compliance services to public and private sector clients across the country.

archaeological surveyarchival researchbioarchaeological analysiscartographycemetery excavation and reintermentearth conductivityelectrical resistivitygenealogical researchGISGround Penetrating Radarhistoric preservation planningLiDARMagnetometryremote sensingSfM photogrammetry

Dead Calm Seas Marine Services (DCS) is a commercial diving and marine services company founded in 2019 by Tim Wakefield. Staffed by certified divers, DCS performs underwater operations across marine and inland environments, including submarine cable installation and burial, inspections, salvage, marine construction, demolition and repair, and oil & gas work. Dive systems range from surface air and mixed gas to saturation diving, with adherence to USCG, CAL/OSHA, ADCI, and IMCA regulations.

3D Modelingcommercial divingGPS/GNSS positioninghydrographic surveyLiDARmarine constructionmarine surveymixed gas divingmultibeam sonarnon-destructive testingrope accessROV operationssalvage operationssaturation divingside scan sonarsub-bottom profilingsubsea cable installation and burialtopographic surveyUnderwater archaeology