Public engineering firm directory

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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

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

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

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

Dav-Lear Systems, Inc.

Diamond Bar, CA

Dav-Lear Systems, Inc. provides information technology, telecommunications, product engineering, systems engineering, and administrative support services. Founded in 1992 and headquartered in Diamond Bar, California, it serves federal, state, and local government agencies, defense contractors, and Fortune 500 corporations, with key clients including Northrop Grumman, Lockheed Martin, Raytheon, and NASA's Jet Propulsion Laboratory.

Website4 offices4 projectsFounded 1992Updated Jun 2026

Project: Desktop Network Support

Service: Software EngineeringService: Software Development and ManagementService: Software Estimating and CostingIndustry: DefenseIndustry: FederalType: Software Engineering+31 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

Filtration Energy Solutions Inc

San Diego, CA

Where Filtration Concepts Become Engineered Realities

WebsitePhone1 office5 projectsUpdated Jun 2026

Project: Process Stream Value Recovery System

Service: Membrane EngineeringService: Membrane Feasibility TestingService: Prototype Membrane Filter Design and BuildIndustry: AgricultureIndustry: ChemicalsType: Process Engineering+18 more

GL Technologies, LLC

San Diego, CA

Independent, Audit-Ready, From Within the Industry

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Equipment Calibration

Service: Equipment CalibrationService: HPLC Calibration & RepairService: Mass Spectrometry CalibrationIndustry: Life SciencesIndustry: PharmaceuticalType: Automation & Controls+15 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

Grit Force Inc.

Cypress, CA

Specialized engineering and inspection services for complex infrastructure.

Website4 offices7 projectsUpdated Jun 2026

Project: Statewide T1 Steel Bridge Specialty Inspection

Service: Structures InspectionService: Nondestructive Evaluation and TestingService: Welding and Bolting Quality VerificationIndustry: BridgesIndustry: TransportationType: Civil Engineering+25 more

HF Group (Houston Fearless)

Compton, CA

Mission-Ready Solutions

WebsitePhone2 offices2 leaders1 credentialsUpdated Jun 2026

Service detail: ISR Ground Support Systems

Service: ISR Ground Support SystemsService: Deployable Shelter SystemsService: Jack and Caster Mobilizer AssembliesIndustry: DefenseIndustry: FederalType: Defense Engineering+31 more

Ivey Engineering, Inc.

San Diego, CA

Forensic Expert Witness & Building Systems Design Consultant

WebsitePhone1 office2 projects2 leaders4 credentials2 publications

Project: La Vita HOA Plumbing Remediation

Service: Expert Witness ConsultingService: Courtroom and Deposition TestimonyService: Professional Liability ConsultingIndustry: CommercialIndustry: ResidentialType: Forensic Engineering+27 more

LOR Geotechnical Group, Inc.

Riverside, CA

Innovative. Communicative. Results Driven.

WebsitePhone1 office2 leaders6 credentialsFounded 1988Updated Jun 2026

Service detail: Soil Engineering

Service: Soil EngineeringService: Preliminary Geotechnical InvestigationsService: Geotechnical Feasibility StudiesIndustry: CommercialIndustry: ResidentialType: Geotechnical 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

Lyn Aerospace, LLC

Rockledge, FL

People, Science, Technology

WebsitePhone3 offices3 projects4 leadersFounded 2006Size Estimate: 11-50 employees

Project: Minuteman III Test Launch Support

Service: Radar Systems DesignService: Radar Backend Control and Display ModernizationService: Transmitter Design and SustainmentIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+24 more

Moore Twining Associates, Inc.

Fresno, CA

Serving Our Industry Since 1898

Website4 offices2 credentialsFounded 1898Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Soil foundation investigationsService: Geologic and seismic hazards studiesIndustry: GovernmentIndustry: FederalType: Geotechnical Engineering+17 more

RGH Consultants, Inc.

Santa Rosa, CA

Experience is the Difference.

WebsitePhone2 offices5 credentialsFounded 1991Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation DesignService: Retaining Walls & Drainage SystemsIndustry: EducationIndustry: HealthcareType: Geotechnical Engineering+20 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

Specialized Engineering Services, Inc.

Morgan Hill, CA

Precision NETA electrical testing, substation maintenance, and power systems engineering

WebsitePhone1 officeUpdated Jun 2026

Service detail: Electrical Testing Services

Service: Electrical Testing ServicesService: Circuit Breaker TestingService: SF6 Circuit Breaker TestingIndustry: Electric UtilitiesIndustry: IndustrialType: Electrical Engineering+14 more

Trussell Technologies, Inc.

Pasadena, CA

Safe and sustainable solutions in water, wastewater, reuse, and desalination

WebsitePhone3 offices7 projects23 leadersFounded 2003Size Estimate: 10-99 employees

Project: San Diego Pure Water Program North City Pure Water Facility

Service: Water Reuse Planning and Treatment EngineeringService: Non-Potable Reuse ExpansionService: Potable Reuse EngineeringIndustry: Water SupplyIndustry: WastewaterType: Environmental Engineering+32 more