UAV surveys

Athena is an SBA-certified woman-owned small business providing geotechnical engineering, environmental and hazardous materials services, ecology, value engineering, surveying, and dam and levee safety services. From three offices and a laboratory in Metro Nashville, Chattanooga, and Bowling Green, they support federal, state, municipal, and private clients, and have held national indefinite delivery contracts with the U.S. Army Corps of Engineers, NASA, NRCS, and the Tennessee Department of Transportation.

Dam and levee safety engineeringfoundation designGround Penetrating Radar (GPR) scanningIndependent external peer reviewslaboratory testingland surveyingLiDAR 3D scanningNEPA document preparationseismic analysisslope stability analysisSubsurface exploration (soil and rock)Underwater sonar surveysValue engineering studieswetland delineations

DSA Ocean is an ocean engineering consultancy based in Victoria, BC, Canada, specializing in marine hydrodynamics and mooring design for oceanography, marine energy, and aquaculture. It provides engineering services assessing the effects of currents, winds and waves on vessels, technologies and projects, and has created the marine dynamic analysis software ProteusDS. The company was founded in 2006 as Dynamic Systems Analysis Ltd. and has grown to 13 employees with offices on the east and west coasts of Canada.

CFD studiesdynamic analysisfinite element analysismarine hydrodynamicsmetocean conditions assessmentmooring analysis and designseakeeping and maneuvering studiessoftware developmentthird party verificationvessel motion analysis

ESP Surveying, Inc., formerly known as Espinosa Surveying, Inc., is a full service land surveying firm established in 1991 and based in Fresno, California, with an office in Sacramento. Its professional staff includes licensed surveyors, registered engineers, construction managers and administration, serving public agencies and private developers.

CAD capabilityCADD mappingGPS field surveysland surveyingrobotic total stationsvolume calculations

Javier E. Bidot & Associates (JEBA) is a full-service land and hydrographic surveying company with over 25 years of experience. Licensed in Florida, Puerto Rico, New York, and the US Virgin Islands, it serves federal government, engineering, real estate, dredging, utilities, and pharma clients with a bilingual staff and corporate offices in Caguas, Puerto Rico and Boca Raton, Florida.

3D scanningbathymetryBIM modelingGNSS surveysGround Penetrating Radarhydrographic surveyingland surveyingLiDAR surveysmobile LiDARoptical surveyssubsurface utility detection