Public engineering firm directory

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154 Tech LLC

Santa Barbara, CA

Advanced systems engineering, geospatial intelligence, and end-to-end program lifecycle support

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Technical Program Management

Service: Technical Program ManagementService: End-to-End Program ManagementService: Risk ManagementIndustry: DefenseIndustry: FederalType: Defense Engineering+28 more

AESCO, Inc.

Huntington Beach, CA

Building America from the ground up since 1993

WebsitePhone1 office3 projectsFounded 1993Updated Jun 2026

Project: I-405 Improvement Project

Service: Geotechnical EngineeringService: Geotechnical drilling and field explorationService: Soils evaluationIndustry: CommercialIndustry: GovernmentType: Geotechnical Engineering+25 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

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

American Engineering Laboratories, Inc.

La Habra, CA

Providing High Quality Results in a Cost Effective and Timely Manner

WebsitePhone5 offices9 leaders5 credentialsUpdated Jun 2026

Service detail: Construction Inspection

Service: Construction InspectionService: Masonry Inspections and TestingService: Batch Plant InspectionsIndustry: EducationIndustry: GovernmentType: Civil Engineering+28 more

Applied Engineering Services, Inc.

Ridgway, CO

We Know How

WebsitePhone3 officesFounded 1992Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Mechanical System DesignService: HVAC Systems DesignIndustry: AerospaceIndustry: NuclearType: Civil Engineering+46 more

Argos Engineers

Torrance, CA

We are solution forward.

WebsitePhone1 office5 projectsFounded 2003Updated Jun 2026

Project: Piping Design

Service: Solid MechanicsService: Stress AnalysisService: Fatigue AnalysisIndustry: Oil & GasIndustry: ChemicalsType: Mechanical Engineering+31 more

Associated Engineering Consultants, Inc.

Redding, CA

A Diverse Civil Engineering and Pavement Consulting Practice

Website1 officeFounded 1998Updated Jun 2026

Service detail: Pavement Management and Planning

Service: Pavement Management and PlanningService: Pavement Management SystemsService: Deflection Testing and AnalysisIndustry: GovernmentIndustry: CommercialType: Civil Engineering+15 more

Avelar

Walnut Creek, CA

Collaborative & Innovative

WebsitePhone1 office5 projects6 leaders3 credentialsFounded 1976

Project: Combination of Condominium Units and Single-Family Homes

Service: Forensic and Litigation SupportService: Litigation Expert SupportService: Expert Witness TestimonyIndustry: ResidentialIndustry: Multifamily ResidentialType: Architecture & Engineering+38 more

BSK Associates

Fresno, CA

BSK Associates is a Fresno, California-based consulting engineering and analytical testing firm founded in 1966. It provides geotechnical engineering services, analytical laboratory services, construction materials testing and special inspection (COMET), environmental and natural resource services, and field services for clients with projects of all sizes in natural and built environments. BSK holds EPA Method 537.1 certification for PFAS analysis and has served healthcare, education, water treatment, and public facility clients.

WebsitePhone2 offices4 projects1 credentialsFounded 1966Updated Jun 2026

Project: Clovis Community Regional Medical Center

Service: Geotechnical EngineeringService: Analytical Laboratory ServicesService: PFAS Analysis (EPA Method 537.1)Industry: Environmental & RemediationIndustry: GovernmentType: Geotechnical Engineering+12 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

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

Brandes Associates, Inc.

Lone Tree, CO

Breadth. Agility. Innovation.

WebsitePhone2 officesFounded 1990Updated Jun 2026

Service detail: Agile Software Development

Service: Agile Software DevelopmentService: Agile Release Train IntegrationService: Microservices Architecture & OrchestrationIndustry: GovernmentIndustry: DefenseType: Defense Engineering+27 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

Byer Geotechnical Inc.

Glendale, CA

Integrity Is Our Foundation

WebsitePhone1 office8 projects4 leadersSize Estimate: 18 employeesUpdated Jun 2026

Project: One Santa Fe

Service: Geologic & Soils EngineeringService: Single Family Residential ConstructionService: Residential Hillside SubdivisionsIndustry: ResidentialIndustry: Multifamily ResidentialType: Geotechnical Engineering+37 more

Collings and Associates LLC

Ventura, CA

Fire protection engineering and life safety code consulting on California's Central Coast

WebsitePhone1 office1 projects7 leadersFounded 2005Size Estimate: 1-9 employees

Project: UCSB Munger Hall

Service: Fire Protection ConsultingService: Fire and Life Safety Code AnalysisService: Alternate Means and Methods ReportsIndustry: Public SafetyIndustry: EducationType: Fire Protection Engineering+18 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

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

Creekside Environmental Consulting, LLC

Portland, OR

Creekside Environmental Consulting, LLC is a Northwest-based environmental consulting firm founded in April 1998 and headquartered in Portland, Oregon. Principal consultant Brent Jorgensen, CHMM has over 35 years of experience managing environmental projects for industrial, commercial, municipal, and residential clients in Oregon, Washington, and other states. Creekside specializes in Phase I and II environmental site assessments, brownfield remediation, hazardous materials assessment and abatement, environmental compliance, and construction management for environmental demolition and redevelopment.

WebsitePhone2 offices1 leaders1 credentialsFounded 1998Updated Jun 2026

Service detail: Environmental Site Assessments

Service: Environmental Site AssessmentsService: Phase I Environmental Site AssessmentsService: Phase II Environmental Site AssessmentsIndustry: Environmental & RemediationIndustry: IndustrialType: Environmental Engineering+32 more

Crystallogy Engineering

Pasadena, CA

We get stuff Done!

WebsitePhone1 office12 projects1 leaders7 credentialsUpdated Jun 2026

Project: Microgrid Energy Storage Solutions Design-Build

Service: Construction ManagementService: Construction PermittingService: Dispenser Upgrade, Calibration & CertificationIndustry: Renewable EnergyIndustry: Energy StorageType: Design-Build+16 more

Dynamic Research, Inc.

Torrance, CA

Automotive testing, vehicle dynamics, ADAS targets, and human factors research

WebsitePhone1 officeFounded 1984Updated Jun 2026

Service detail: ADAS Testing

Service: ADAS TestingService: Regulatory & Consumer Compliance TestingService: Advanced Development & Swarm TestingIndustry: AutomotiveIndustry: Sports & RecreationType: Automation & Controls+24 more

EBA Engineering

Santa Rosa, CA

Sustainable Solutions for an Evolving World

WebsitePhone1 officeFounded 1979Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Sustainable Land Development & Site Engineering DesignService: Grading PlansIndustry: CommercialIndustry: IndustrialType: Civil Engineering+30 more