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.

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1CSDesign

San Diego, CA

Engineering Confidence From the Ground Up

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Structural Design

Service: Structural DesignService: Residential and Commercial Building DesignService: Structural Material EngineeringIndustry: ResidentialIndustry: CommercialType: Structural Engineering+13 more

3Vi, Inc.

San Ramon, CA

Engineering Excellence for a Sustainable Future

WebsitePhone3 offices1 leadersUpdated Jun 2026

Service detail: Systems Engineering & Integration

Service: Systems Engineering & IntegrationService: SCADA and Control SystemsService: Communications SystemsIndustry: TransitIndustry: RailType: Electrical Engineering+18 more

7 Oaks Engineering

Silverton, OR

Harmonizing the built environment with the natural.

WebsitePhone2 offices4 leaders3 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Due Diligence and Feasibility StudiesService: Entitlement and Conceptual DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+24 more

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

AAA Engineering Design

Stanton, CA

AAA Engineering Design is a structural engineering firm based in Stanton, California, founded in 2009 by licensed Professional Engineer Aws Salahaldin. Serving Orange County, Los Angeles County, the Inland Empire, and San Diego County, AAA Engineering Design provides structural analysis, seismic retrofitting, ADU design, foundation engineering, and construction documentation for residential and commercial clients, with over 500 completed projects.

WebsitePhone1 office6 projects1 leaders3 credentialsFounded 2009

Project: CMU Warehouse Mezzanine

Service: Structural EngineeringService: Load-bearing analysisService: Foundation designIndustry: ResidentialIndustry: CommercialType: Structural Engineering+18 more

ACC & Engineering

Anaheim, CA

Plans Design | Calculation Reports | Prime G.C.

Website1 office6 projects6 credentialsUpdated Jun 2026

Project: Saddleback College Quad Access Road

Service: Engineering Plans DesignService: Architectural Plans DesignService: Civil Engineering DesignIndustry: EducationIndustry: GovernmentType: Civil Engineering+30 more

ADV-SOC, Inc.

San Diego, CA

Mission-Driven.

WebsitePhone1 office9 projects2 leadersFounded 2012Updated Jun 2026

Project: Naval Air Station North Island Soil Investigation

Service: Environmental ServicesService: Phase I and Phase II Environmental Site AssessmentsService: Underground Storage Tank Assessment and ClosureIndustry: FederalIndustry: DefenseType: Architecture & Engineering+39 more

AEPC Group, LLC

Santa Clarita, CA

We build confidence

WebsitePhone1 office1 projects4 leadersUpdated Jun 2026

Project: Offset Success for Aviation Client

Service: ArchitectureService: Schematic and Conceptual Design DevelopmentService: Construction Documents and SpecificationsIndustry: AerospaceIndustry: AviationType: Architecture & Engineering+40 more

AFuzion Inc.

Carlsbad, CA

When Safety Is Critical.

WebsitePhone1 office1 projects1 credentialsFounded 1989Size Estimate: 50-100 employees

Project: Applied Avionics DCU120 DAL A Certification Support

Service: Safety-Critical EngineeringService: Aviation Systems EngineeringService: Aviation Software EngineeringIndustry: AviationIndustry: AerospaceType: Aerospace Engineering+31 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

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

AKM Consulting Engineers

Irvine, CA

Delivering Engineering Solutions for Public Agencies since 1990

WebsitePhone1 office13 projects4 leadersFounded 1990Updated Jun 2026

Project: PFAS Treatment Systems

Service: Infrastructure Planning and FeasibilityService: Feasibility Studies and Master PlansService: Hydraulic Modeling and System AssessmentsIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+15 more

ANP Engineering, Inc.

San Diego, CA

Established in 1990, ANP Engineering, Inc. is a structural and civil engineering practice based in San Diego, California. It designs multifamily residential developments, single-family custom homes, and commercial buildings, alongside providing structural retrofitting, site investigations, and traffic planning.

WebsitePhone1 office18 projects1 leadersFounded 1990Updated Jun 2026

Project: 8 Unit La Costa Villa Condo

Service: Structural EngineeringService: Residential and Commercial DesignService: Structural Valuation and RetrofitIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+10 more

ATALA ECR, Inc.

El Cajon, CA

Staffing - Construction - Remediation

WebsitePhone1 office1 credentialsFounded 2013Updated Jun 2026

Service detail: Project Staffing

Service: Project StaffingService: Construction SuperintendentsService: Site Safety and Health OfficersIndustry: FederalIndustry: DefenseType: Environmental Engineering+24 more

ATC Design Group

Escondido, CA

California's Only One Stop Shop

WebsitePhone1 officeFounded 1993Updated Jun 2026

Service detail: Planning and Permitting

Service: Planning and PermittingService: EntitlementsService: Permit ExpeditingIndustry: CommercialIndustry: RetailType: Architecture & Engineering+37 more

AYCE Consulting Engineers, Inc.

Santa Ana, CA

Large Firm Expertise Small Firm Values

Website1 office1 leadersFounded 2015Updated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Complete Street Design (Rural and Urban)Service: Freeway System Interchange DesignIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+23 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

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

Acomb Ostendorf & Associates (AOA)

Winter Park, FL

Immersive Experience Makers: We Bring Stories to Life

WebsitePhone4 offices6 projects2 leadersFounded 2009Updated Jun 2026

Project: Dolly's Life of Many Colors Museum

Service: Master Planning and VisioningService: Strategic PlanningService: Site LayoutIndustry: Arts & CultureIndustry: Sports & RecreationType: Architecture & Engineering+59 more

Acumen Building Enterprise, Inc.

Oakland, CA

Improving Mobility and Access

Website1 office8 projects6 leaders3 credentialsFounded 1994Size Estimate: 50-199 employees

Project: Link21 Program's New Transbay Rail Crossing

Service: Systems EngineeringService: Database Design & MaintenanceService: Fare CollectionIndustry: TransitIndustry: TransportationType: Civil Engineering+14 more

Adobe Associates, Inc.

Santa Rosa, CA

Recognized as one of the top Civil Engineering and Land Surveying firms in the North Bay, Adobe Associates, Inc. provides Civil Engineering, Land Surveying, Land Planning, and Wastewater and Septic Design services for the development of private and public projects. Since 1982, Adobe Associates has helped thousands of clients maximize the value of their projects by finding potential opportunities others often miss, creating practical, accurate design solutions, and guiding projects through the regulatory process. Adobe Associates is a family business built on honesty, integrity, and dependability, with project experience spanning residential development, commercial, affordable housing, hospitality, agricultural, and public infrastructure work across Northern California.

WebsitePhone1 office7 projects4 credentialsFounded 1982Updated Jun 2026

Project: Drake's Cove Subdivision

Service: Civil EngineeringService: Feasibility StudiesService: Site Grading and Drainage DesignIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+37 more

Advanced Professional Engineering Consultants

Corona, CA

Built for real world project delivery

WebsitePhone1 office5 credentialsFounded 2005Updated Jun 2026

Service detail: Mechanical Engineering & HVAC Design

Service: Mechanical Engineering & HVAC DesignService: HVAC System Design and Air DistributionService: Cooling Systems and Chilled Water DesignIndustry: CommercialIndustry: RetailType: MEP+46 more

Aix Consulting Inc

Long Beach, CA

The command center for infrastructure and safety. Operational readiness. Absolute precision.

Website3 offices6 projectsUpdated Jun 2026

Project: Pier B On-Dock Rail Support Facility

Service: Infrastructure & ConstructionService: Civil Engineering and DesignService: Construction Management and OversightIndustry: InfrastructureIndustry: TransitType: Civil Engineering+13 more

Aliquot Associates, Inc.

Oakland, CA

Founded in 1980, Aliquot Associates, Inc. is a multi-disciplinary engineering and surveying firm serving public and private clients across the San Francisco Bay Area. The practice offers civil engineering, traffic engineering, and land surveying services from offices in Oakland and Walnut Creek, California. Aliquot brings decades of expertise across diverse project types including public roadways and highways, transit facilities, residential subdivisions, commercial and mixed-use sites, water and sewer systems, stormwater management, and park improvements. With extensive agency-side experience and strong local knowledge across multiple Bay Area jurisdictions, the team provides responsive, customized service from initial planning and feasibility studies through design, permitting, construction, and inspection. Every project is managed directly by a principal, enabling quick decision-making and close coordination with property owners, architects, contractors, and agency representatives.

WebsitePhone2 offices8 projectsFounded 1980Updated Jun 2026

Project: Oakland Army Base Redevelopment

Service: Civil EngineeringService: Feasibility Studies, Land Planning, and Site DevelopmentService: Cost Estimating and Construction PlansIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+40 more