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

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

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

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

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

Astral Engineers P.C.

Rancho Cucamonga, CA

Professional Engineering Services - Mechanical, Electrical, Plumbing, Technology, Fire Protection

WebsitePhone2 offices11 projects3 leaders1 credentials1 publications

Project: Mohs & GI Procedure Room Renovation

Service: Mechanical EngineeringService: Air Handling Unit DesignService: Central Utility PlantsIndustry: HealthcareIndustry: FederalType: MEP+51 more

Atea Technologies LLC

Westlake Village, CA

High-Tech Engineering Solutions

Website1 officeUpdated Jun 2026

Service detail: Engineering and Product Development

Service: Engineering and Product DevelopmentService: Concept DevelopmentService: Design and OptimizationIndustry: DefenseIndustry: AerospaceType: Defense Engineering+6 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

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

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

Bracewell Engineering, Inc.

Morgan Hill, CA

Northern California Water Solutions

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Sanitary Engineering Consulting

Service: Sanitary Engineering ConsultingService: Wastewater System EngineeringService: Drinking Water System DesignIndustry: WastewaterIndustry: Water SupplyType: Water / Wastewater Engineering+20 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

CJSeto Support Services, LLC

Ventura, CA

CJSeto Support Services, LLC is an environmental compliance, safety, information technology, logistics, and workforce training firm headquartered in Ventura, California. Founded in 1999, CJSeto holds ISO 9001:2015 certification and serves federal agencies, educational institutions, healthcare providers, and commercial clients. Its environmental practice covers hazardous waste management, EPA and RCRA compliance, NEPA documentation, spill prevention planning, environmental monitoring and remediation, and asbestos and lead monitoring. Its safety and industrial hygiene practice encompasses OSHA compliance audits, indoor air quality testing, chemical inventory management, respiratory protection, and hazard assessments. Additional service areas include IT infrastructure, cybersecurity and information assurance, logistics and inventory management, and professional training including HAZWOPER, OSHA, and EPA compliance courses. Federal clients include the U.S. Navy, Department of Homeland Security, NASA, and the Veterans Administration.

WebsitePhone1 office1 credentialsFounded 1999Updated Jun 2026

Service detail: Environmental Compliance

Service: Environmental ComplianceService: Hazardous Waste ManagementService: Environmental Monitoring and SamplingIndustry: FederalIndustry: DefenseType: Environmental Engineering+22 more

Carine, Inc.

Los Alamitos, CA

Carine, Inc. is a commercial project management firm based in Los Alamitos (Southern California), founded in 2012 by Andrew Trost, P.E. It provides turnkey owner's agent project and construction management services from inception through commissioning and turnover. Carine serves local, national, and international clients across a wide range of market sectors including aerospace, automotive, industrial/manufacturing, material handling and warehouse, food/pharma/process, commercial, healthcare, hospitality, and education. Services include project management, construction management, technical design management, fire protection services, and cost estimating. Named projects include a $150MM multi-phased manufacturing plant expansion for a major US aeronautics manufacturer in Georgia, a 160,000 SF automated storage and retrieval system (ASRS) installation for Niagara Bottling in Rialto CA, and a laboratory testing facility in Irvine CA.

WebsitePhone1 office3 projectsFounded 2012Updated Jun 2026

Project: Major US Aeronautics Manufacturer: Multi-Phased Manufacturing Plant Expansion

Service: Project ManagementService: Owner's RepresentativeService: Project Charter & Program DevelopmentIndustry: AerospaceIndustry: AutomotiveType: Owner's Engineer+19 more

Carollo Engineers, Inc.

Walnut Creek, CA

Working Wonders with Water

WebsitePhone1 office12 projects2 leaders1 credentialsFounded 1933

Project: Geren Island Water Treatment Plant Improvements

Service: Water InfrastructureService: Drinking WaterService: WastewaterIndustry: UtilitiesIndustry: Water SupplyType: Water / Wastewater Engineering+23 more

Circuit Case Engineering, Inc

Orland, CA

Fast to Functional - Hands-On Mechanical Engineering

WebsitePhone1 office4 projects1 leadersSize Estimate: 1 employeesUpdated Jun 2026

Project: Custom Machine Skates Fabrication

Service: Product PrototypingService: Prototype Design and ConceptingService: Physical Prototype AssemblyIndustry: LaboratoriesType: Mechanical Engineering+14 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

Converse Consultants

Monrovia, CA

Yesterday's Experience, Today's Quality, Tomorrow's Vision

WebsitePhone1 officeFounded 1946Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Engineering GeologyService: Environmental ServicesIndustry: TransportationIndustry: Water SupplyType: Geotechnical Engineering+9 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