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.

Filters2

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

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

Blackburn Consulting

Auburn, CA

Our signature is excellence

WebsitePhone5 offices8 leaders4 credentialsFounded 1998Updated Jun 2026

Service detail: Geotechnical Design

Service: Geotechnical DesignService: Subsurface InvestigationsService: Geotechnical AnalysisIndustry: InfrastructureIndustry: TransportationType: Geotechnical Engineering+23 more

Compass Systems, Inc.

Lexington Park, MD

American Precision for Mission-Ready Technologies

WebsitePhone10 offices4 leaders2 credentialsFounded 1997Updated Jun 2026

Service detail: Research and Development

Service: Research and DevelopmentService: AI-Enabled Decision SupportService: Augmented Reality and TrainingIndustry: DefenseIndustry: AerospaceType: Defense Engineering+27 more

Concrete Science, Inc.

Hayward, CA

Investigation, testing, and engineering for concrete and masonry structures

WebsitePhone1 office6 projects5 leaders1 credentialsFounded 1995

Project: Structural Investigation of Bridge Girders After Fire

Service: Condition Assessment and TestingService: Condition EvaluationService: Investigation & Field TestingIndustry: BridgesIndustry: InfrastructureType: Civil Engineering+15 more

G3 Quality, Inc.

Cerritos, CA

World-Class Quality Solutions for your Infrastructure Project

Website4 offices14 leaders3 publicationsFounded 2013Size Estimate: 100-150 employeesUpdated Jun 2026

Service detail: Quality Management

Service: Quality ManagementService: Construction Quality Management ProgramsService: Quality Assurance and Quality Control (QA/QC)Industry: Highways & RoadsIndustry: GovernmentType: Civil Engineering+27 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

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

Mid Pacific Engineering Inc.

West Sacramento, CA

The project specialists.

WebsitePhone3 offices6 projects5 leaders7 credentialsFounded 2009

Project: UC Davis West Village

Service: Geotechnical EngineeringService: Geotechnical InvestigationsService: Geologic Hazards ReportsIndustry: ResidentialIndustry: EducationType: Geotechnical Engineering+45 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

Pacific Crest Engineering Inc.

Watsonville, CA

Pacific Crest Engineering Inc. (PCEI) provides geotechnical, chemical process, and environmental engineering services to public and private sector clients in the Monterey Bay and Silicon Valley areas of California. It specializes in geotechnical investigations, materials testing, stormwater management, environmental consulting, and fire protection engineering.

WebsitePhone1 office1 projects15 credentialsFounded 2001Updated Jun 2026

Project: Kresge College, UCSC

Service: Geotechnical EngineeringService: Subsurface InvestigationsService: Foundation Design ConsultingIndustry: CommercialIndustry: IndustrialType: Geotechnical Engineering+22 more

Raney Geotechnical, Inc.

West Sacramento, CA

Raney Geotechnical, Inc. (RGI) is a full-service geotechnical engineering and construction observation and materials testing firm serving clients throughout Northern California since 1979. Three registered Geotechnical Engineers, each with over 20 years of experience, lead a team of professionals and field inspection specialists providing geotechnical engineering consulting, construction materials special inspection and testing, and laboratory testing services. Clients span the commercial, residential, educational, industrial, retail, power, healthcare, transportation, and public works sectors.

WebsitePhone1 office8 projects3 leaders4 credentialsFounded 1979

Project: Advanced Healthcare and Skilled Nursing

Service: Geotechnical Engineering ConsultingService: Preliminary and design-level geotechnical investigationsService: Slope and embankment stability studiesIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+33 more

RockSol Consulting Group

Thornton, CO

RockSol Consulting Group is a full-service civil and transportation engineering practice founded in 1996. Headquartered in Thornton, Colorado, with multiple regional offices and accredited materials testing laboratories, it delivers engineering services across planning, environmental analysis, structural and geotechnical design, construction management, and inspection. It primarily supports state departments of transportation, federal land agencies, and municipal public works departments throughout the western United States.

WebsitePhone7 offices5 projects5 credentialsFounded 1996Size Estimate: 201-500 employees

Project: US 40 Berthoud Pass West Resurfacing

Service: Transportation EngineeringService: Transportation planning and impact studiesService: Roadway and highway designIndustry: GovernmentIndustry: FederalType: Civil Engineering+45 more