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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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

A.M.I. Engineering LLC

Miami, FL

Providing Engineering Solutions for Sustainable Infrastructure

WebsitePhone1 office4 projects1 leaders14 credentialsUpdated Jun 2026

Project: Lummus Park Waterfront Redevelopment

Service: Transportation InfrastructureService: System Planning and AnalysisService: Municipal Roadway SystemsIndustry: AirportsIndustry: GovernmentType: Civil Engineering+34 more

AG3 Group, LLC

San Antonio, TX

Civil Services with a Forward-Thinking Approach

WebsitePhone8 offices14 projects5 leaders2 credentialsUpdated Jun 2026

Project: VIA Park and Ride at Stone Oak

Service: Civil EngineeringService: Transportation DesignService: Drainage and Stormwater ManagementIndustry: GovernmentIndustry: TransportationType: Civil Engineering+25 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

ATCS, Inc.

Engineering Innovative Solutions

Website9 leadersUpdated Jun 2026

Service detail: Environmental Planning

Service: Environmental PlanningService: Air & Noise AbatementService: Transportation DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+26 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

Ackerman-Estvold Engineering & Management Consulting, Inc.

Minot, ND

architects + engineers

WebsitePhone4 offices3 projects1 leaders1 credentials1 publications

Project: Big M Building Reimagining

Service: Civil EngineeringService: Traffic & Transportation EngineeringService: Land Planning & DevelopmentIndustry: GovernmentIndustry: EducationType: Civil Engineering+43 more

Afridi Associates

Afridi Associates provides professional consulting engineering services specializing in transportation infrastructure, public buildings, and geotechnical engineering. It delivers solutions for highways, bridges, rail systems, airport terminals, and waterfront structures across the northeastern United States.

Website10 projectsUpdated Jun 2026

Project: JFK Terminal One Reconstruction

Service: Building and Airport TerminalsService: Provides Engineering DesignService: Peer ReviewIndustry: GovernmentIndustry: FederalType: Civil Engineering+54 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

Ally General Solutions, LLC

Houston, TX

Building now for tomorrow

Website1 office8 projects7 leadersFounded 2011Updated Jun 2026

Project: Houston Veterans Affair Medical Center

Service: Civil EngineeringService: Highways and Airports EngineeringService: Access Road DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+31 more

Antero Group

Chicago, IL

Authentic partnerships are the best way to design and deliver projects that create lasting value.

WebsitePhone4 offices5 projects6 leadersUpdated Jun 2026

Project: Barry County Broadband Assessment and Implementation Plan

Service: Civil EngineeringService: Site DevelopmentService: Construction Engineering and ManagementIndustry: TransportationIndustry: GovernmentType: Civil Engineering+47 more

Auriga Corporation

Milpitas, CA

Auriga Corporation is a privately held engineering consulting firm established in 1990 and headquartered in Milpitas, California. For over 30 years Auriga has served rail and transit agencies, municipal utilities, the United States federal government, state and local governments, and international organizations across project management, electrical engineering, systems engineering, fare and payment collection, and information technology. Its ISO 9001-compliant project managers and consultants average more than 20 years of experience in their respective disciplines.

WebsitePhone1 office4 projects1 credentialsFounded 1990Updated Jun 2026

Project: SFMTA Twin Peaks Tunnel Trackway Improvement Project - Cost and Schedule

Service: Project ManagementService: Project Oversight and CoordinationService: Independent Verification and ValidationIndustry: TransitIndustry: RailType: Electrical Engineering+18 more

Basis Partners

Colorado Springs, CO

Professional transportation engineering, bridge inspection, and construction management services.

WebsitePhone2 offices17 projects1 leadersUpdated Jun 2026

Project: Powers Boulevard (CO 21) and Research Parkway Interchange

Service: Bridge InspectionService: Bridge, Wall, and Ancillary Structure InspectionService: Asset and Program ManagementIndustry: TransportationIndustry: GovernmentType: Structural Engineering+22 more

Bell Design Company

Bingen, WA

Your Trusted Engineering Partner in the Pacific Northwest

WebsitePhone1 office5 leaders2 credentialsFounded 1994Updated Jun 2026

Service detail: Water Systems Engineering

Service: Water Systems EngineeringService: Water System, Pump Station & PRV Vault DesignService: Water Treatment DesignIndustry: ResidentialIndustry: CommercialType: Civil Engineering+88 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

Bowman Consulting Group Ltd.

Bowman combines expertise, innovation and collaboration to deliver landmark projects that stand the test of time.

Website4 projects1 leadersUpdated Jun 2026

Project: Tri-State Tollway (I-294) Reconstruction, Mile Long Bridge

Service: Transportation EngineeringService: Transportation PlanningService: Transportation DesignIndustry: TransportationIndustry: AviationType: Civil Engineering+48 more

Bowman Engineering & Consulting, Inc.

Dallas, TX

Experience Dedicated to Your Success

Website4 offices7 projects7 leaders4 credentialsFounded 2007Updated Jun 2026

Project: DART Green Line Light Rail Expansion

Service: Program ManagementService: FTA Program Management Oversight Consulting (PMOC)Service: Project Management OversightIndustry: TransportationIndustry: TransitType: Civil Engineering+23 more

Bridgefarmer & Associates, Inc.

Dallas, TX

Engineering reliable transportation and heavy civil infrastructure since 1976

WebsitePhone6 offices8 projectsFounded 1976Updated Jun 2026

Project: DFW Connector

Service: Roadway and Highway EngineeringService: Urban Freeways and InterchangesService: Major and Complex Highway DesignIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+30 more

CHA Consulting, Inc.

Albany, NY

Creating solutions. Helping people. Improving our world.

Website2 offices4 projects10 leaders5 credentialsFounded 1952Size Estimate: 2,100+ employees

Project: I-91 Interchange 29 Flyover Bridge and Charter Oak Bridge

Service: Transportation SolutionsService: Bridge design, analysis, and reconstructionService: Highway and roadway designIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+96 more

CHA Consulting, Inc.

Albany, NY

Finding a better way.

Website1 office10 leaders3 credentialsFounded 1952Size Estimate: 2,100 employeesUpdated Jun 2026

Service detail: Transportation Solutions

Service: Transportation SolutionsService: Accelerated Bridge Construction (ABC) Design & ConsultingService: Bridge Design & AnalysisIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+182 more

Civil Services, Inc.

Jacksonville, FL

Civil Services, Inc. (CSI) is a multi-disciplined civil engineering consulting practice founded in 1989. Based in Jacksonville, Florida, CSI provides roadway design, bridge design, structural engineering, water resources, civil site design, program management, and construction engineering and inspection (CEI) services to public and private clients. CSI supports federal, state, county, and city agencies throughout the Southeastern United States and the Caribbean.

WebsitePhone4 offices2 leaders10 credentialsFounded 1989Size Estimate: 1-25 employees

Service detail: Civil Engineering

Service: Civil EngineeringService: Civil site designService: Site developmentIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+46 more

Coastal Design Consultants, Inc.

New Port Richey, FL

Every Successful Project Begins With A Solid Foundation

WebsitePhone1 office3 projects3 leadersFounded 1998Updated Jun 2026

Project: Skybrooke K-8 School Campus

Service: Planning and Project Feasibility StudiesService: Site AnalysisService: Site PlanningIndustry: CommercialIndustry: ResidentialType: Civil Engineering+55 more

Coastline Rail Engineering LLC

Houston, TX

Built for Excellence

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Civil and Transportation Infrastructure

Service: Civil and Transportation InfrastructureService: Feasibility Analysis and PlanningService: Plans, Specifications, and EstimatesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+25 more

Compass Infrastructure Group, LLC

Columbus, OH

Compass Infrastructure Group, LLC is a civil engineering design and project management practice based in Columbus, Ohio. It specializes in bridge and retaining-wall design, roadway and drainage design, traffic signal and system design, bridge and culvert inspection, survey and right-of-way plans, traffic studies, constructability analysis, maintenance of traffic, interchange studies, pedestrian and bicycle facilities, and transportation-related services.

WebsitePhone3 offices5 leadersFounded 2020Updated Jun 2026

Service detail: Bridge and Structural Engineering

Service: Bridge and Structural EngineeringService: Structural Bridge DesignService: Retaining Wall Structural EngineeringIndustry: TransportationIndustry: BridgesType: Civil Engineering+25 more