Public engineering firm directory

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Advanced Geotechnical Engineering LLC

Pearl City, HI

Building Our World on Solid Foundations

WebsitePhone1 office5 projects1 leadersUpdated Jun 2026

Project: Honolulu Rapid Transit Project

Service: Soil InvestigationService: Subsurface InvestigationService: Soil and Groundwater SamplingIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+28 more

Amerigeo Inc

Engineering consulting and construction support services in the New York Metropolitan Area

Website1 credentialsFounded 2009Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Site and Subsurface InvestigationService: Geotechnical DesignIndustry: CommercialIndustry: MarineType: Geotechnical Engineering+19 more

Aviles Engineering Corporation

Houston, TX

45 years of excellence

WebsitePhone1 office3 leadersSize Estimate: 50+ employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical ExplorationService: Foundation EngineeringIndustry: InfrastructureIndustry: CommercialType: Geotechnical Engineering+12 more

Brunsing Associates, Inc.

Santa Rosa, CA

Geotechnical and Environmental Engineering

WebsitePhone1 office10 projects9 leaders3 credentialsFounded 1990

Project: Landslide Repair - Fairfax

Service: Geotechnical EngineeringService: Soils ReportsService: Landslides and Slope StabilityIndustry: EducationIndustry: RailType: Geotechnical Engineering+33 more

Diaz-Yourman & Associates

Geotechnical consulting services for infrastructure, transportation, and environmental projects

Website1 projects4 credentialsFounded 1992Updated Jun 2026

Project: Anaheim Regional Transportation Intermodal Center (ARTIC), Phase 1

Service: Geotechnical DesignService: Site and Route EvaluationsService: Geologic Hazard AssessmentsIndustry: Highways & RoadsIndustry: FederalType: Geotechnical Engineering+42 more

Froehling & Robertson

Richmond, VA

Froehling & Robertson (F&R) is a geotechnical engineering, environmental consulting, and materials testing firm headquartered in Richmond, Virginia. With more than 70 years of subsurface exploration experience, F&R serves clients across the Mid-Atlantic and Carolinas through an in-house fleet of drill rigs, soils laboratories, and an interdisciplinary team of engineers, geologists, scientists, and inspectors. Core services span geotechnical engineering, environmental consulting, construction materials testing, geostructural monitoring, drilling, and specialty engineering.

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface ExplorationsService: Foundation EngineeringIndustry: InfrastructureIndustry: TransportationType: Geotechnical Engineering+22 more

GEO Group Northwest, Inc.

Bellevue, WA

GEO Group Northwest, Inc. is a consulting firm specializing in geotechnical engineering, geology, and environmental sciences, serving the greater Seattle/Bellevue, Washington area since its founding in 1990 by William Chang. GEO Group Northwest provides geotechnical and environmental consulting on projects ranging from small private residential work to large public works, offering complete engineering services from initial planning through final design and earthwork monitoring.

WebsitePhone1 office1 leadersFounded 1990Size Estimate: 8 employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface InvestigationsService: Foundation EngineeringIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+6 more

GEODesign, Inc.

Middlebury, CT

Underground Intelligence

WebsitePhone5 offices10 projects10 leaders1 credentialsFounded 1995

Project: State Pier Wind Energy Project

Service: Geotechnical EngineeringService: Geotechnical Reports & Subsurface ExplorationService: Foundation EngineeringIndustry: InfrastructureIndustry: BridgesType: Geotechnical Engineering+32 more

GMU Geotechnical, Inc.

Rancho Santa Margarita, CA

Over 50 Years of Engineering Excellence

WebsitePhone1 office9 projects5 credentialsUpdated Jun 2026

Project: Boulder Pond Park

Service: Geotechnical EngineeringService: Site ExplorationService: Slope Stability and Landslide AnalysisIndustry: CommercialIndustry: RetailType: Civil Engineering+41 more

Geo Engineering Llc

San Juan, PR

Trusted Geotechnical Consultants to Many of the World's Leading Engineering Design Firms

WebsitePhone1 office2 leaders4 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation EngineeringService: Deep FoundationsIndustry: AviationIndustry: TransportationType: Geotechnical Engineering+32 more

GeoTechnologies, Inc.

Raleigh, NC

GeoTechnologies, Inc. is a full-service geotechnical engineering firm based in Raleigh, North Carolina. GeoTechnologies provides geotechnical engineering, special inspections, and construction materials testing services across the Triangle area and beyond, serving retail, commercial, hospitality, energy, infrastructure, healthcare, residential, municipal, and industrial markets. In-house drilling and laboratory testing capabilities support complete project services from preliminary site assessment through construction.

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Preliminary Site AssessmentService: Subsurface InvestigationIndustry: CommercialIndustry: RetailType: Geotechnical Engineering+16 more

Geolabs, Inc.

Waipahu, HI

Geolabs, Inc. is a full-service geotechnical engineering practice established in 1975 and headquartered in Waipahu, Oahu. With 80 staff and offices across Hawaii and in Oakland, California, Geolabs delivers foundation investigations, roadway embankment design, dam and reservoir engineering, and landslide and rockfall mitigation throughout Hawaii and the Pacific Basin. It brings nearly five decades of accumulated soil and geologic data across the region to every investigation.

WebsitePhone4 offices6 projects17 credentialsFounded 1975Size Estimate: 50-199 employees

Project: International Marketplace

Service: Geotechnical DesignService: Subsurface ExplorationService: Foundation EngineeringIndustry: InfrastructureIndustry: TransportationType: Geotechnical Engineering+11 more

Geotill Inc.

Fishers, IN

Geotechnical Engineering, Subsurface Exploration, Drilling, Materials Engineering, Construction Testing and Environmental Services

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation EngineeringService: Shallow and Mat Foundation DesignIndustry: GovernmentIndustry: Highways & RoadsType: Geotechnical Engineering+54 more

Grand Junction Engineering

Grand Junction, CO

Grand Junction Engineering is a structural and foundation engineering firm serving Grand Junction, Colorado and the surrounding region. The practice provides structural design for residential and commercial buildings, specialty foundation engineering that combines soils and geology expertise with structural recommendations, and foundation inspection services. Clients include homeowners, commercial property owners, and contractors seeking cost-effective engineering solutions.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Foundation EngineeringService: Foundation InspectionsIndustry: ResidentialIndustry: CommercialType: Structural Engineering+2 more

HWA GeoSciences Inc.

Bothell, WA

Dedicated to Providing Smart Geotechnical Solutions for Our Communities and Our Planet

WebsitePhone1 office13 projects3 leaders5 credentialsFounded 1978

Project: Scriber Lake Park Boardwalk

Service: Geotechnical EngineeringService: Foundation EngineeringService: Slope Stability & Slide StabilizationIndustry: GovernmentIndustry: FederalType: Geotechnical Engineering+42 more

Howland Engineering and Surveying Co.

Laredo, TX

Excellence in Engineering & Surveying Since 1922

WebsitePhone3 offices11 projects3 leaders6 credentialsFounded 1922

Project: Alexander 9th Grade Center

Service: SurveyingService: ALTA SurveysService: TxDOT SurveyingIndustry: Oil & GasIndustry: Renewable EnergyType: Civil Engineering+63 more

Intrepid Engineers LLC

Portersville, PA

Fear No Challenge

WebsitePhone1 office13 projects3 leadersUpdated Jun 2026

Project: Beaver River Bridge Segment Falsework & SOE

Service: Foundation EngineeringService: Pile Cap and Grade Beam DesignService: Spread Footer and Mat FoundationsIndustry: BridgesIndustry: Highways & RoadsType: Civil Engineering+24 more

John P. Stopen Engineering, LLP

Syracuse, NY

Providing Structural & Geotechnical engineering services since 1968

WebsitePhone1 office10 projects1 credentialsFounded 1968Updated Jun 2026

Project: St. Joseph's Amphitheater at Lakeview

Service: Geotechnical EngineeringService: Construction DewateringService: Deep FoundationsIndustry: HealthcareIndustry: EducationType: Geotechnical Engineering+25 more

Luna Consulting, LLC

St. Louis, MO

Geotechnical Engineering and Independent Technical Review Specialists

WebsitePhone1 office5 projects1 leaders4 credentialsSize Estimate: 1 employees

Project: Stormwater Streambank Stabilization Design

Service: Geotechnical Earthquake EngineeringService: Seismic DesignService: Site Response AnalysisIndustry: Water ResourcesIndustry: Highways & RoadsType: Geotechnical Engineering+31 more

MTA Engineers

Little Rock, AR

Delivering exceptional service for 26 years

WebsitePhone4 offices1 credentialsFounded 1997Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical Boring LogsService: Subsurface InvestigationIndustry: TransportationIndustry: Highways & RoadsType: Geotechnical Engineering+59 more

Mcmahon Mann Consulting Engineering And Geology P C

Buffalo, NY

Solving Complex Engineering and Geology Challenges Since 1993

WebsitePhone1 office8 projects8 leaders2 credentialsFounded 1993

Project: Buffalo AKG Art Museum

Service: Geotechnical EngineeringService: Dams and LeveesService: Foundation EngineeringIndustry: Aggregates & QuarryingIndustry: MiningType: Civil Engineering+22 more

Migizi Group Inc

Bothell, WA

Full-service environmental, geotechnical, civil, and surveying consulting

WebsitePhone2 offices10 projects2 leadersFounded 2012Updated Jun 2026

Project: Port of Bellingham - Multiple Hazardous Materials Surveys

Service: Environmental EngineeringService: Phase I Environmental Site AssessmentsService: Phase II Environmental Site AssessmentsIndustry: EducationIndustry: Environmental & RemediationType: Civil Engineering+70 more

Mueser Rutledge Consulting Engineers

New York, NY

Built on firm foundations

WebsitePhone3 offices8 projects11 leaders16 credentials5 publications

Project: One World Trade Center

Service: Geotechnical EngineeringService: Subsurface InvestigationsService: Earthquake EngineeringIndustry: BridgesIndustry: CommercialType: Geotechnical Engineering+41 more

Pons & Associates, LLC

Herndon, VA

Sustainable Solutions

WebsitePhone1 office8 projects3 leaders5 credentials1 publications

Project: Arbor Row Athletic Fields and Stream Restoration

Service: Geotechnical EngineeringService: Geotechnical Subsurface InvestigationsService: Foundation EngineeringIndustry: CommercialIndustry: GovernmentType: Geotechnical Engineering+31 more