Public engineering firm directory

Find engineering consulting firms by capability and location.

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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

Acoustical Analysis Associates Inc

Moorpark, CA

Acoustical consulting services for transportation, aviation, and community noise

WebsitePhone1 office5 projects1 leadersFounded 1987Updated Jun 2026

Project: Los Angeles-Pasadena Light Rail Transit Corridor EIR

Service: Aircraft Noise ConsultingService: Noise Certification to CFR Part 36 and ICAO Annex 16Service: No Acoustical Change EvaluationsIndustry: TransportationIndustry: AviationType: Acoustic Consulting+9 more

Alter Engineers

Oakland, CA

Fostering healthy, comfortable, and energy-conscious spaces for the Oakland and Bay Area community.

WebsitePhone1 office4 projectsUpdated Jun 2026

Project: UC Berkeley Hildebrand Hall HVAC Modernization

Service: Mechanical, Plumbing, and Fire Protection EngineeringService: Mechanical and Plumbing Engineer of RecordService: Design Drawing CreationIndustry: EducationIndustry: Research FacilitiesType: Mechanical Engineering+23 more

Arrow Engineering Services, Inc.

Lancaster, CA

Serving California & Nevada for over 31 years

WebsitePhone1 office6 projects2 credentialsUpdated Jun 2026

Project: Avenue K Overpass

Service: Civil EngineeringService: Roadway and overpass engineeringService: Commercial site developmentIndustry: TransportationIndustry: CommercialType: Civil Engineering+8 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

BedRock Engineering, Inc.

Madera, CA

BedRock Engineering, Inc. is a civil engineering and land surveying firm based in Madera, California, developing land surveying and civil engineering solutions for clients and the local community since 2008. The practice provides a comprehensive range of land surveying services, civil engineering for grading and infrastructure, and underground utility locating for residential, commercial, and industrial clients in the Central Valley.

WebsitePhone1 officeFounded 2008Updated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Boundary surveysService: Construction stakingIndustry: CommercialIndustry: ResidentialType: Civil Engineering+26 more

Blue Ocean Civil Consulting

Oceanside, CA

Your success is our success.

WebsitePhone3 offices7 projects2 leaders2 credentialsUpdated Jun 2026

Project: Kunia Country Farms

Service: Stormwater ManagementService: Stormwater Planning and ProgrammingService: Watershed Management and PlanningIndustry: AutomotiveIndustry: DefenseType: Civil Engineering+73 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

Brelje & Race Consulting Engineers

Santa Rosa, CA

Excellence, Innovation, Integrity

WebsitePhone1 office8 projects7 leaders3 credentialsFounded 1954

Project: Lindley Center for STEM Education

Service: WaterService: Wastewater / Recycled WaterService: Site DevelopmentIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+16 more

Bridge View Resources, LLC

Vacaville, CA

Optimized and Sustainable Infrastructure Systems

WebsitePhone1 office3 projects4 leaders1 publicationsFounded 2007

Project: 2 Million Square Foot Processing Facility Electrical Coordination and Load Study

Service: Water & Wastewater System EngineeringService: Utility System Privatization & AcquisitionService: Intergovernmental Service Agreements (IGSA)Industry: DefenseIndustry: FederalType: Power & Utility Engineering+27 more

C2 Consulting Collective

San Diego, CA

Mobility & Technology in Transportation

WebsitePhone1 office3 projects4 leaders5 credentialsSize Estimate: 1-10 employees

Project: Petco Park Gallagher Square 20th Anniversary

Service: Transportation Planning and EnvironmentalService: Vehicle Miles Traveled AnalysisService: CEQA and NEPA SupportIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+56 more

CHS Consulting Group

Oakland, CA

Transportation Moves Us!

WebsitePhone4 offices4 projects1 leadersUpdated Jun 2026

Project: BART Oakland Airport Connector

Service: Transportation PlanningService: Areawide PlanningService: Corridor PlanningIndustry: AviationIndustry: GovernmentType: Transportation Engineering+30 more

CSG Consultants

Foster City, CA

Lasting Solutions for the Communities We Serve

WebsitePhone7 offices11 projectsFounded 1991Updated Jun 2026

Project: Scotts Valley Parcel Viewer

Service: Building & SafetyService: Building Code ExpertsService: Fire PreventionIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+49 more

CSHQA

Boise, ID

CSHQA is a multi-discipline architecture and engineering firm founded in 1889, with offices in Boise, Denver, and Sacramento. For more than 135 years, CSHQA has designed airports that keep passengers moving, historic structures given decades more life, hotels that become destinations, and civic spaces that anchor communities. More than 100 professionals across three offices serve clients in markets including aviation, adaptive reuse, hospitality, retail, grocery, higher education, and multifamily housing, with services spanning architecture, mechanical, electrical, plumbing, and civil engineering, historic preservation and restoration, interior design, landscape architecture, and modular design.

WebsitePhone3 offices4 leadersFounded 1889Size Estimate: 100+ employeesUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: New ConstructionService: Adaptive ReuseIndustry: AviationIndustry: HospitalityType: Architecture & Engineering+25 more

Calichi Design Group

Oakland, CA

Site civil and dry utility engineering, from first feasibility sketch to final inspection.

WebsitePhone4 offices5 projects4 leaders6 credentialsFounded 2009

Project: Fremont High School Net-Zero Campus

Service: Site Civil EngineeringService: Due Diligence Reports & Constraints MapsService: Entitlement Coordination & DesignIndustry: EducationIndustry: Affordable HousingType: Civil Engineering+40 more

Chen Ryan Associates, Inc.

San Diego, CA

Innovative Mobility Solutions For Our Changing World

WebsitePhone2 officesFounded 2011Size Estimate: 50-100 employeesUpdated Jun 2026

Service detail: Civil and Traffic Engineering Design

Service: Civil and Traffic Engineering DesignService: Park and Recreation DesignService: Bicycle and Pedestrian DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+36 more

Civiltec Engineering, Inc.

Monrovia, CA

Delivering professional engineering, surveying and construction management solutions

WebsitePhone6 offices2 projects21 leaders2 credentialsFounded 1986

Project: Road 1 North East Improvements

Service: Civil EngineeringService: Private DevelopmentService: Subdivision DesignIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+26 more

Coffman Engineers

Anchorage, AK

The Right Team Matters

WebsitePhone23 offices8 projectsFounded 1982Updated Jun 2026

Project: 100 MW Hydrogen Production Plant

Service: Civil EngineeringService: Bridge EngineeringService: Land SurveyingIndustry: CommercialIndustry: RetailType: Civil Engineering+59 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

Cunningham Engineering Corporation

Davis, CA

Cunningham Engineering Corporation is a multi-discipline civil engineering and landscape architecture firm founded in 1984 and based in Davis and Sacramento, California. With 25 staff members including nine licensed civil engineers and five licensed landscape architects, Cunningham integrates project planning, civil engineering, and landscape architecture to deliver solutions emphasizing sustainability and quality of the built environment. It serves clients in Yolo and Sacramento Counties across civic, residential, educational, healthcare, justice, mining, mixed-use, parks, and utility markets.

WebsitePhone2 offices6 leadersFounded 1984Size Estimate: 25 employeesUpdated Jun 2026

Service detail: Project Planning

Service: Project PlanningService: Entitlement packagesService: Stormwater Pollution Prevention Plan (SWPPP) preparationIndustry: GovernmentIndustry: Affordable HousingType: Civil Engineering+24 more

Cutting Edge Communications, LLC

Huntington Beach, CA

Providing Multi-Domain, Multidisciplinary Expertise for Programs of Critical National Value.

Website1 office6 leaders1 credentialsFounded 1998Size Estimate: 100+ employeesUpdated Jun 2026

Service detail: Mission Engineering

Service: Mission EngineeringService: Product DeliveryService: Team AugmentationIndustry: DefenseIndustry: AerospaceType: Defense Engineering+11 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

DKS Associates

Oakland, CA

Shaping a Smarter Transportation Experience

Website8 offices7 projects1 leaders22 credentials4 publicationsFounded 1979

Project: Bellevue Downtown Multimodal Plan

Service: Transportation Planning & AnalysisService: Multimodal Corridor StudiesService: Traffic Impact StudiesIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+58 more

Design West Engineering

San Bernardino, CA

Engineering Excellence Since 2000

WebsitePhone2 offices12 projects11 leaders12 credentials1 publications

Project: SBCUSD Páxam Páxam Welcome Center

Service: Mechanical EngineeringService: Central utility plant engineeringService: HVAC retrofits and equipment upgradesIndustry: EducationIndustry: Data CentersType: MEP+37 more