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

Alpha Geotechnical & Materials, Inc.

Tempe, AZ

Alpha Geotechnical & Materials, Inc. is a Tempe, Arizona-based consulting practice founded in 1998, specializing in geotechnical and environmental engineering, geological services, construction inspections, and materials testing. It serves public and private clients on projects ranging from single commercial pads to large master-planned communities across the Phoenix metro area, delivering timely, accurate, and cost-effective field and laboratory testing.

WebsitePhone1 office18 projects5 leadersFounded 1998Size Estimate: 1-25 employees

Project: Microchip Technology C6 Building

Service: Geotechnical EngineeringService: Subsurface Site InvestigationService: Foundation, Pavement, and Earthquake EngineeringIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+92 more

Anderson Engineering Consultants, Inc.

Little Rock, AR

Specializing in Geotechnical/Environmental Engineering and Quality Assurance/Control Testing

WebsitePhone2 offices5 credentialsSize Estimate: 50+ employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Field InvestigationService: Soil Mechanics TestingIndustry: InfrastructureIndustry: Environmental & RemediationType: Geotechnical Engineering+11 more

Barnett Quality Control Services Inc

San Diego, CA

Our Services. Your Success.

WebsitePhone2 offices9 projects11 leaders9 credentialsFounded 2008

Project: Directors Place

Service: Environmental ServicesService: Phase I Environmental Site AssessmentService: Phase II Environmental Site AssessmentIndustry: CommercialIndustry: EducationType: Geotechnical Engineering+94 more

Base Geotech Inc.

Los Angeles, CA

Geotechnical, Geological and Environmental Consultants

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Geotechnical and Construction Materials Testing

Service: Geotechnical and Construction Materials TestingService: Site EvaluationService: Subsurface ExplorationIndustry: Environmental & RemediationIndustry: Waste ManagementType: Civil Engineering+33 more

Building & Earth Sciences, Inc.

Birmingham, AL

The Benchmark for Professional Services

Website5 offices3 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical ConsultingService: Subsurface ExplorationIndustry: CommercialIndustry: InfrastructureType: Geotechnical Engineering+37 more

Coffman Consulting Company

Fayetteville, AR

Geotechnical Engineering Consultants

Website1 officeFounded 2008Size Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Geotechnical Laboratory Testing

Service: Geotechnical Laboratory TestingService: Triaxial Soil TestingService: Dynamic Soil TestingIndustry: Waste ManagementType: Civil Engineering+15 more

Environmental Science Corporation

Honolulu, HI

Environmental Science Corporation (ESC) is a US-based multinational engineering and consulting practice. It provides architect-engineering design, geotechnical engineering, geophysics, topographic surveys, technical inspections, and environmental services across Hawaii, Guam, Japan, and other Pacific locations. With offices in Tokyo, Okinawa, Misawa, and Guam, ESC supports military and government facility engineering, Pacific island infrastructure development, and multilingual project execution.

Website6 offices3 projects7 leadersSize Estimate: 25-150 employeesUpdated Jun 2026

Project: Okinawa Branch Office Solar Installation

Service: Architect-Engineering DesignService: Civil DesignService: Sustainable Design DevelopmentIndustry: DefenseIndustry: GovernmentType: Architecture & Engineering+42 more

GMTS, PSC

San Juan, PR

Geoprofessional and Materials Testing Services

WebsitePhone1 office13 projects3 leaders4 credentialsFounded 1996

Project: Route PR-66 Phase I and II

Service: Geotechnical EngineeringService: Site EvaluationService: Geotechnical Design AnalysisIndustry: Highways & RoadsIndustry: Ports & HarborsType: Geotechnical Engineering+52 more

GTS Consulting

Bryant, AR

Quality results, timely service.

WebsitePhone5 offices5 credentialsFounded 2005Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface Drilling and SamplingService: Foundation Design and Support OptionsIndustry: CommercialIndustry: GovernmentType: Environmental Engineering+34 more

GeoConcepts, Inc.

Van Nuys, CA

Over 25 years of experience!

WebsitePhone1 office2 leaders3 credentialsFounded 1995Updated Jun 2026

Service detail: Site Exploration

Service: Site ExplorationService: Engineering Geologic ReportsService: Geotechnical Engineering ReportsIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+24 more

GeoStrata

Bluffdale, UT

Leaders in Engineering and Geoscience

WebsitePhone1 office9 credentialsFounded 1999Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation Soils AssessmentService: Pavement DesignIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+28 more

Geolines LLC

Albuquerque, NM

Geolines LLC specializes in characterization of the subsurface using surface seismic geophysical methods and cone penetration testing (CPT). Through the deployment of specialized analytical software and portable field computers, the practice provides cost-effective and comprehensive insights into subsurface conditions.

WebsitePhone1 office1 projects1 leadersUpdated Jun 2026

Project: Landfill Boundary Delineation

Service: Subsurface Characterization & GeophysicsService: Fault and Fissure LocationService: Earthquake Site Response AnalysisIndustry: Waste ManagementType: Geotechnical Engineering+7 more

Jacobi Geotechnical Engineering, Inc.

O'Fallon, MO

Jacobi Geotechnical Engineering (JGE) is an independent consulting firm providing geotechnical engineering and materials testing services to developers, builders, architects, engineers, municipalities, owners, and contractors. Founded in 1999 by Carl Jacobi and located in O'Fallon, Missouri, JGE serves the St. Louis metropolitan area, mid-Missouri, and western Illinois with subsurface explorations, laboratory testing, and construction observation. Carl Jacobi brings over 35 years of geotechnical engineering and materials testing experience to each engagement.

WebsitePhone1 office1 leadersFounded 1999Size Estimate: 1-9 employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Exploration reports for buildings, commercial and residential developments, roads, and bridgesService: Shallow and deep foundation studiesIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+31 more

Kokua Geotech LLC

Honolulu, HI

Kokua Geotech LLC is a Honolulu-based geotechnical engineering practice established in 2016. It provides comprehensive geotechnical engineering services across all major Hawaiian Islands, including site explorations, laboratory soil testing, engineering analysis, and construction observation. The practice combines deep regional experience in Hawaii and the Pacific with the responsiveness and agility of an independent small business.

WebsitePhone1 office2 leadersFounded 2016Updated Jun 2026

Service detail: Geotechnical Explorations

Service: Geotechnical ExplorationsService: Site InvestigationService: Stabilization StudiesIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+16 more

MGV Geotechnical Group, PSC

Vega Baja, PR

Certified Precision. Proven Performance.

WebsitePhone1 office14 projects7 leaders2 credentialsUpdated Jun 2026

Project: Geotechnical Exploration for Lufthansa Hangar

Service: Geotechnical & Geological EngineeringService: Foundation Design & RecommendationsService: Axial & Lateral Pile CapacityIndustry: InfrastructureIndustry: GovernmentType: Geotechnical Engineering+32 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

Materials Testing, Inc. dba KC Engineering Co.

Vacaville, CA

Engineering Consulting and Testing Firm

WebsitePhone2 offices2 projects3 leaders5 credentialsFounded 1996

Project: The Cypress Avenue Bridge Replacement Project

Service: Geotechnical EngineeringService: Subsurface ExplorationService: Geotechnical Design CriteriaIndustry: TransportationIndustry: Highways & RoadsType: Geotechnical Engineering+36 more

Municon West Coast Inc

San Francisco, CA

protect infrastructure and minimize risk through CONSTRUCTION MONITORING

WebsitePhone3 offices10 projects1 leadersFounded 1991Updated Jun 2026

Project: 181 Fremont Street

Service: Remote MonitoringService: Dust MonitoringService: Groundwater MonitoringIndustry: Water ResourcesIndustry: BridgesType: Geotechnical Engineering+24 more

PJC & Associates, Inc.

Rohnert Park, CA

Consulting Engineers & Geologists Northern California

WebsitePhone1 office5 credentialsFounded 1990Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Design Level Geotechnical InvestigationsService: Geotechnical Consultations During ConstructionIndustry: ResidentialIndustry: Multifamily ResidentialType: Geotechnical Engineering+57 more

Paradigm Field Industrial Solutions

League City, TX

Engineered Solutions with Safety, Quality and Integrity

WebsitePhone2 offices1 projects2 leaders4 credentialsFounded 2016

Project: Large Construction Project Pipe Spool Inspection

Service: NDT Inspection ServicesService: Ultrasonic Thickness Testing (UTT) Straight BeamService: Automated Ultrasonic - Shear Wave Testing (AUT-SW)Industry: Oil & GasIndustry: PetrochemicalType: Mechanical Engineering+40 more

Red Rock Consulting, LLC

Edmond, OK

Red Rock Consulting is an Oklahoma geotechnical engineering firm founded in 2009. It provides geotechnical engineering services for transportation, federal, education, healthcare, municipal, commercial, oil and gas, and residential projects, and is licensed in Oklahoma, Texas, Kansas, Colorado, and Missouri.

WebsitePhone1 office5 leaders5 credentialsFounded 2009Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Slope Stability AnalysisService: River and Creek Bank Stability AnalysisIndustry: EducationIndustry: HealthcareType: Geotechnical Engineering+25 more

Reese and Associates, Inc.

Santa Rosa, CA

Reese and Associates, Inc. is a geotechnical engineering firm headquartered in Santa Rosa, California, providing consulting and laboratory testing services to residential and commercial clients in the North Bay area. Formed in 2009 from the operations of Giblin Associates, Consulting Geotechnical Engineers, Reese and Associates serves public and private sector clients with geotechnical investigations, subsurface explorations, fault studies, geologic hazard assessments, and in-house laboratory testing performed to ASTM and Caltrans standards. During construction, geotechnical engineers and field technicians provide observation and testing services for site grading, fill placement, and foundation construction.

WebsitePhone1 office4 leaders3 credentialsFounded 2009Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical and Geologic ReconnaissanceService: Site InvestigationIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+21 more

Stable Ground In-Situ, LLC

Towson, MD

Build Confidently

Website2 offices2 leaders2 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: In-Situ Soil Testing

Service: In-Situ Soil TestingService: Cone Penetration Testing (CPT)Service: Plate Dilatometer Testing (DMT)Industry: TransportationIndustry: AviationType: Geotechnical Engineering+22 more