Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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AEPC Group, LLC

Santa Clarita, CA

We build confidence

WebsitePhone1 office1 projects4 leadersUpdated Jun 2026

Project: Offset Success for Aviation Client

Service: ArchitectureService: Schematic and Conceptual Design DevelopmentService: Construction Documents and SpecificationsIndustry: AerospaceIndustry: AviationType: Architecture & Engineering+40 more

AGS, Inc.

San Francisco, CA

Enhancing communities and the built environment.

WebsitePhone2 offices6 projects10 leaders7 credentialsFounded 1983

Project: SFO Harvey Milk Terminal Boarding Area B

Service: Geotechnical EngineeringService: Site Characterization & Engineering GeologyService: Seismic Design & AnalysisIndustry: AirportsIndustry: Water SupplyType: Geotechnical Engineering+40 more

Abi Engineering Consultants Inc

Santa Ana, CA

Geotechnical, Civil, and Structural Engineering Across California and the Western States

WebsitePhone1 office10 projects2 leadersFounded 2004Updated Jun 2026

Project: LA Metro Gold Line - MSE Wall

Service: Geotechnical EngineeringService: Site Investigation and Subsurface ExplorationService: Foundation Design and Lateral Earth Pressure AnalysisIndustry: CommercialIndustry: IndustrialType: Civil Engineering+39 more

Achievement Engineering Corp.

San Jose, CA

Building Tomorrow's Legacy, Today

Website1 office3 leadersFounded 2010Updated Jun 2026

Service detail: Materials Testing Laboratory

Service: Materials Testing LaboratoryService: Soils & Aggregates TestingService: Concrete TestingIndustry: CommercialIndustry: GovernmentType: Geotechnical Engineering+27 more

Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects4 leadersSize Estimate: 200-1,000 employeesUpdated Jun 2026

Project: Hancock County Marsh Living Shoreline

Service: EngineeringService: Civil EngineeringService: Coastal ResilienceIndustry: Power GenerationIndustry: FederalType: Civil Engineering+46 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

Bay Area Geotechnical Group

San Jose, CA

Geotechnical and environmental engineering solutions that balance cost and risk.

WebsitePhone1 office7 credentialsFounded 1988Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface InvestigationsService: Geotechnical Feasibility StudiesIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+25 more

Bengal Engineering Inc.

Goleta, CA

Bengal Engineering Inc. is a small civil engineering firm serving the south coast of California, based in Goleta near Santa Barbara. The practice provides cost-effective, multi-discipline design services across civil, bridge, hydraulic, structural, geotechnical, roadway, trail, and sitework engineering, supporting public agencies and municipalities on flood control, creek restoration, bridge, and infrastructure projects.

WebsitePhone1 office5 projectsUpdated Jun 2026

Project: Lower Mission Creek Flood Control & Habitat Improvements

Service: Civil EngineeringService: Bridge EngineeringService: Hydraulic EngineeringIndustry: BridgesIndustry: Stormwater & Flood ControlType: Civil Engineering+12 more

Campos EPC, LLC

Denver, CO

The Leader In Energy Infrastructure

WebsitePhone20 offices1 projects11 leaders3 publicationsFounded 2005

Project: 350MW Data Center Power Generation & Substation Facility

Service: EngineeringService: Pipeline EngineeringService: Transmission And Midstream Pipeline DesignIndustry: Oil & GasIndustry: UtilitiesType: EPC+51 more

Cornerstone Earth Group, Inc.

Sunnyvale, CA

From the Ground Down - geotechnical, environmental, and construction services for the Bay Area development community.

WebsitePhone1 office6 projects15 leaders2 credentialsFounded 2007

Project: Overton Moore Properties - Oaks Business Park

Service: Environmental ServicesService: Phase I Environmental Site AssessmentsService: Preliminary Endangerment AssessmentsIndustry: CommercialIndustry: Land DevelopmentType: Environmental Engineering+77 more

Divis Consulting Inc.

San Francisco, CA

Divis Consulting provides project management, geotechnical engineering, construction observation, and subsurface investigation services. Established in 2004, it supports infrastructure, public utilities, airports, housing, and commercial development projects throughout the San Francisco Bay Area.

WebsitePhone1 office2 leadersFounded 2004Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation and Settlement AnalysisService: Earthwork and Ground SupportIndustry: InfrastructureIndustry: UtilitiesType: Geotechnical Engineering+15 more

Earth Systems

Fremont, CA

Shaping Our Communities

WebsitePhone10 offices13 projects10 leaders8 credentialsFounded 1969

Project: Watts Skatepark

Service: Geotechnical EngineeringService: Geotechnical Feasibility StudiesService: Foundation Design ParametersIndustry: GovernmentIndustry: EducationType: Geotechnical Engineering+29 more

Edifica USA

Lake Forest, CA

Multi-discipline geotechnical, structural, and environmental engineering services

WebsitePhone2 offices1 projectsUpdated Jun 2026

Project: SPLA Port

Service: Geotechnical EngineeringService: Geotechnical Design and AnalysisService: Subsurface Exploration for InfrastructureIndustry: Ports & HarborsIndustry: Highways & RoadsType: Geotechnical Engineering+40 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

Gall Zeidler Consultants

Ashburn, VA

Innovative tunnel, geotechnical, and underground engineering solutions

WebsitePhone10 offices7 projects3 leaders7 credentialsUpdated Jun 2026

Project: Potomac River Tunnel

Service: Tunnel and Underground Engineering DesignService: Reference and Detailed DesignService: Design Concepts, Options and FeasibilityIndustry: TunnelsIndustry: TransitType: Civil Engineering+25 more

Geo-Advantec, Inc.

San Dimas, CA

Leading Geotechnical Consulting Firm

WebsitePhone1 office3 projects5 leaders7 credentialsFounded 2012

Project: City of Commerce Washington Boulevard Rehabilitation Project

Service: Geotechnical EngineeringService: Geotechnical Field ExplorationsService: Foundation Analysis & DesignIndustry: TransportationIndustry: GovernmentType: Geotechnical Engineering+30 more

Geo-Engineering Solutions, Inc.

San Ramon, CA

Geotechnical, Environmental & Industrial Services

WebsitePhone1 office5 projects1 credentialsUpdated Jun 2026

Project: John Muir Elementary School

Service: Geotechnical EngineeringService: Site Investigation and Geotechnical StudiesService: Foundation Design and AnalysisIndustry: EducationIndustry: Renewable EnergyType: Geotechnical Engineering+27 more

GeoMat Testing Laboratories, Inc.

Riverside, CA

GeoMat Testing Laboratories, Inc. offers comprehensive consulting services in geotechnical engineering, geology, environmental engineering, and construction services and materials testing. Its services are applied in the planning, design, and construction of municipal, public works, commercial, and industrial projects throughout California. The staff includes scientists and engineers with technical disciplines in geotechnical engineering, soil mechanics, earthwork engineering, rock mechanics, engineering geology, environmental engineering, pavement studies, materials testing, and construction inspection.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical InvestigationsService: Foundation Investigation and DesignIndustry: CommercialIndustry: EducationType: Civil Engineering+28 more

GeoTek, Inc.

Las Vegas, NV

Engineering Excellence

WebsitePhone6 offices3 projects1 credentialsFounded 1997Size Estimate: 200+ employees

Project: Rhodes Ranch Residential Development

Service: Geotechnical EngineeringService: Geotechnical Drilling and Subsurface ExplorationsService: Geotechnical Evaluation ReportsIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+44 more

Geocon, Inc.

San Diego, CA

Practical Solutions to Support You From Ground to Structure.

WebsitePhone11 offices9 projects2 leaders6 credentialsFounded 1971

Project: Soboba Replacement Casino

Service: Geotechnical EngineeringService: Geotechnical InvestigationsService: Foundation Design & AnalysisIndustry: Land DevelopmentIndustry: TransportationType: Geotechnical Engineering+20 more

Group Delta Consultants Inc

Anaheim, CA

Proven Expertise. Powerful Results.

Website5 offices1 leaders1 credentialsFounded 1986Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical InvestigationsService: Site Specific Seismic Hazard Evaluations and Ground Motion StudiesIndustry: AirportsIndustry: BridgesType: Environmental Engineering+29 more

KAD Engineers & Surveyors

Irvine, CA

KAD Engineers & Surveyors is a licensed civil engineering and land surveying firm headquartered in Irvine, California, serving San Diego, Orange, and Los Angeles counties. With over 40 years of combined expertise, KAD provides land surveying, civil engineering design, geotechnical engineering, and construction management services for land development and residential projects.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Topographic SurveysService: Boundary SurveysIndustry: ResidentialIndustry: Land DevelopmentType: Civil Engineering+26 more

Landmark Consultants Inc

El Centro, CA

Landmark Consultants, Inc. offers a broad range of geotechnical engineering, construction materials testing, and environmental consulting services in Southern California. Serving both public and private sectors, the practice provides technical evaluations from initial site planning through construction. Key services include geotechnical investigations, soil and concrete testing, special inspections, and environmental site assessments.

WebsitePhone2 offices3 leadersFounded 2003Size Estimate: 21 employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical InvestigationsService: Geologic and Engineering ReportsIndustry: GovernmentIndustry: Water SupplyType: Environmental Engineering+19 more

Lumos & Associates

Carson City, NV

Responsible Engineering

WebsitePhone8 offices7 projects3 leaders9 credentialsUpdated Jun 2026

Project: Tahoe Keys Upper Truckee Marsh

Service: Civil EngineeringService: TransportationService: Stormwater Analysis and DesignIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+36 more