Public engineering firm directory

Find engineering consulting firms by capability and location.

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A&M Consulting Engineers

Visalia, CA

Moving Our Communities Infrastructure Forward

WebsitePhone2 offices3 projectsUpdated Jun 2026

Project: Gateway Park

Service: Water ResourcesService: Hydraulic AnalysisService: Municipal Water Well Planning and DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+44 more

AIM Engineering Consultants, Inc.

Pleasanton, CA

Best-In-Class Engineering Expertise

WebsitePhone1 office3 projects1 leadersUpdated Jun 2026

Project: Fremont Blvd/Old Warm Springs Blvd - New Signal

Service: Civil EngineeringService: Municipal Plan CheckingService: Plans, Specifications, and Estimates (PS&E)Industry: TransportationIndustry: Highways & RoadsType: Civil Engineering+41 more

AZAD Engineering PC

San Francisco, CA

Efficient Management in Infrastructure Construction

WebsitePhone2 offices1 leadersUpdated Jun 2026

Service detail: Construction Management and Inspection

Service: Construction Management and InspectionService: Resident EngineeringService: Structure RepresentativeIndustry: TransportationIndustry: BridgesType: Civil Engineering+39 more

Aga Engineers Inc

Fullerton, CA

Leading Experts in Transportation Engineering

WebsitePhone1 officeUpdated Jun 2026

Service detail: Traffic Engineering

Service: Traffic EngineeringService: Traffic Impact AnalysisService: City Traffic EngineeringIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+8 more

Authority Engineering & Surveying

Bakersfield, CA

Empowering Precision with Authority

WebsitePhone1 officeUpdated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Traffic EngineeringService: SurveyingIndustry: ResidentialIndustry: CommercialType: Civil Engineering+11 more

Bennett Engineering Services, Inc.

Roseville, CA

Trusted Engineering Advisors

Website4 offices6 leaders2 credentialsFounded 1995Size Estimate: 45-49 employeesUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Roadway Planning and DesignService: Complete Streets and StreetscapesIndustry: GovernmentIndustry: TransportationType: Civil Engineering+39 more

DC Engineering Group

Cerritos, CA

DC Engineering Group is a Transportation and Civil Engineering firm based in Cerritos, California, providing transportation and civil engineering services to local and regional agencies and the private development community in southern California. DC Engineering has extensive experience in traffic and civil engineering design, transportation planning, and QA/QC for major transportation projects.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Transportation PlanningService: Traffic EngineeringIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+12 more

Engineering Inc Mt

Concord, CA

Intelligent Infrastructure. Enduring Communities.

Website14 offices2 leadersFounded 2023Updated Jun 2026

Service detail: Transportation Engineering

Service: Civil EngineeringService: Transportation EngineeringService: Traffic EngineeringIndustry: MiningType: Civil Engineering+12 more

Galloway & Company, LLC

Greenwood Village, CO

Nationally recognized. Locally preferred.

WebsitePhone16 offices1 projects1 leaders2 credentialsUpdated Jun 2026

Project: Future Legends Sports Complex

Service: ArchitectureService: New ConstructionService: Renovation & ExpansionIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+48 more

LIN Consulting, Inc.

Diamond Bar, CA

Proven Track Record

WebsitePhone3 offices6 projects6 leaders8 credentialsFounded 1997

Project: 7th Standard Road Widening

Service: Traffic EngineeringService: Fiber Optic Communication SystemsService: Intelligent Transportation Systems (ITS)Industry: TransportationIndustry: Highways & RoadsType: Civil Engineering+27 more

LSC Transportation Consultants, Inc.

Denver, CO

Designing creative and balanced transportation solutions

Website3 offices4 leadersFounded 1975Updated Jun 2026

Service detail: Transportation Planning

Service: Transportation PlanningService: Transit PlanningService: Regional Transportation PlanningIndustry: TransportationIndustry: TransitType: Transportation Engineering+16 more

NAI Consulting, Inc.

Cathedral City, CA

Expert management, quality results

WebsitePhone1 officeUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Grading and Drainage DesignService: Water and Sewer System DesignIndustry: Land DevelopmentIndustry: Water ResourcesType: Civil Engineering+19 more

QK

Bakersfield, CA

Engineering, Smarter, Stronger Communities

Website8 officesFounded 1972Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Civil Engineering DesignService: Civil Improvement PlansIndustry: AgricultureIndustry: EducationType: Civil Engineering+47 more

R.A. Smith, Inc.

Brookfield, WI

Trusted advisors serving our clients nationwide

Website6 offices3 projects1 credentialsFounded 1978Size Estimate: 50-200 employeesUpdated Jun 2026

Project: Baker Industrial Building

Service: Civil Engineering / Site DesignService: Site grading and drainageService: Utility coordinationIndustry: IndustrialIndustry: GovernmentType: Civil Engineering+52 more

RS&H

Jacksonville, FL

Creating Tomorrow, Together.

Website74 offices3 leaders2 credentialsFounded 1941Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Interior DesignService: Landscape ArchitectureIndustry: AerospaceIndustry: AviationType: Architecture & Engineering+25 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

Sanbell

Billings, MT

Intelligent Infrastructure. Enduring Communities.

WebsitePhone14 offices2 leaders2 credentialsFounded 1969Size Estimate: 201-500 employees

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DevelopmentService: Grading and DrainageIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+57 more

TJKM

Pleasanton, CA

Integrated Transportation Systems

Website3 offices6 projects5 leadersFounded 1974Updated Jun 2026

Project: City of Livermore Traffic Impact Fee Update and Intersection Improvement Study

Service: Transportation PlanningService: Bicycle & Pedestrian PlanningService: Complete StreetsIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+27 more

TKE Engineering, Inc.

Riverside, CA

Southern California's Premier, Full Service, Civil Engineering Consulting Firm

WebsitePhone2 officesSize Estimate: 70-100 employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: DrainageService: Utility CoordinationIndustry: GovernmentIndustry: TransportationType: Civil Engineering+30 more

Traffic Management, Inc.

Long Beach, CA

Protecting lives. Controlling traffic.

WebsitePhone1 office1 projects1 credentialsSize Estimate: 1,700 employeesUpdated Jun 2026

Project: Rose Parade Traffic Control

Service: Traffic EngineeringService: Site AssessmentsService: Street Lighting ConfigurationsIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+13 more

VRPA Technologies, Inc.

Fresno, CA

Innovative Approach. Essential Expertise.

WebsitePhone2 offices8 projects6 credentialsFounded 1988Updated Jun 2026

Project: Tulare County Creek Bridge Projects

Service: Traffic EngineeringService: Vehicle Miles Traveled AnalysisService: Traffic Impact Studies and AssessmentsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+23 more