Public engineering firm directory

Find engineering consulting firms by capability and location.

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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

Brudis & Associates, Inc.

Columbia, MD

Innovative, high quality, and responsive engineering solutions

WebsitePhone4 offices8 projects4 leaders6 credentialsFounded 1992

Project: MD 180 / MD 351 Highway Improvements

Service: Highway & PlanningService: Roadway Geometrics, Widening, Reconstruction & ImprovementsService: Streetscape DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+70 more

Chagrin Valley Engineering, Ltd.

Cleveland, OH

Creative Engineers. Intelligent Solutions.

WebsitePhone3 offices5 projects1 leadersUpdated Jun 2026

Project: Stabilizing SR 4: Rebuilding on an Historic Landfill

Service: Civil Engineering and Site PlanningService: Site developmentService: Grading and drainage designIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+38 more

Chappell Engineering Associates, LLC

Marlborough, MA

Consulting Engineering and Land Surveying

WebsitePhone1 office9 projectsFounded 2004Size Estimate: 25 employeesUpdated Jun 2026

Project: Barre Common Traffic Improvements

Service: Transportation EngineeringService: Highway and Local Road DesignService: Highway Interchange DesignIndustry: RailIndustry: TelecommunicationsType: Civil Engineering+47 more

Croy Engineering

Marietta, GA

Engineering the Extra Mile

WebsitePhone3 offices6 projectsFounded 2005Size Estimate: 100+ employeesUpdated Jun 2026

Project: Chattahoochee Technical College Aviation Training Academy

Service: AviationService: Airport Development & ExpansionService: Initial DevelopmentIndustry: AviationIndustry: AirportsType: Civil Engineering+50 more

DLZ Corporation

Columbus, OH

Innovative Ideas | Exceptional Design | Unmatched Client Service

WebsitePhone1 office9 projects3 leaders5 credentialsSize Estimate: 500+ employees

Project: SR 161 at Maple Canyon Avenue

Service: Transportation EngineeringService: Interchange and Highway DesignService: Bridge Design and RestorationIndustry: Highways & RoadsIndustry: TransportationType: Architecture & Engineering+73 more

Felsburg Holt & Ullevig

Connecting and Enhancing Communities

Website4 projects4 leaders1 credentialsFounded 1984Size Estimate: 200-400 employeesUpdated Jun 2026

Project: Transforming 30th Street at Garden of the Gods

Service: Transportation PlanningService: Multimodal PlanningService: Transit Planning & DesignIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+38 more

GACO Engineering, P.C.

Bellerose, NY

Resident Engineering, Construction Management, and Civil Engineering Services

WebsitePhone1 office1 projectsUpdated Jun 2026

Project: Water Main Offset Installation

Service: Resident Engineering and Inspection ServicesService: Highway and Street Reconstruction InspectionService: Traffic Calming and Roundabout InspectionIndustry: Highways & RoadsIndustry: InfrastructureType: Civil Engineering+25 more

Hampton, Lenzini and Renwick, Inc.

Elgin, IL

Engineering the Success of Our Communities

WebsitePhone4 offices5 projects9 leaders5 credentialsFounded 1965

Project: Tudor Court Street and Streetscape Improvements

Service: Preliminary EngineeringService: Feasibility AnalysisService: Agency CoordinationIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+52 more

Infrastructure Consulting & Engineering, LLC

West Columbia, SC

A Full Service Transportation Consulting and Design Firm

WebsitePhone15 offices6 projects5 credentialsFounded 2005Size Estimate: 500-1,000 employees

Project: NC-540 (Triangle Expressway SE Extension)

Service: Roadway and Highway DesignService: Roadway widening and extensionService: Major interchange and intersection designIndustry: TransportationIndustry: GovernmentType: Civil Engineering+85 more

Klein Engineering, PSC

Fairfax, VA

Safe Roads Save Lives

WebsitePhone2 officesFounded 2007Updated Jun 2026

Service detail: Transportation and Traffic Studies

Service: Transportation and Traffic StudiesService: Surface TransportationService: Traffic Engineering StudiesIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+23 more

Perteet Inc

Better Communities, by Design

Website10 projectsUpdated Jun 2026

Project: Yakima Stormwater Projects

Service: Transportation Engineering and PlanningService: Corridor and Subarea PlansService: Multimodal PlanningIndustry: BridgesIndustry: GovernmentType: Civil Engineering+73 more

Robinson Engineering, Ltd.

Frankfort, IL

Beyond Engineering

WebsitePhone1 office14 projectsFounded 1937Size Estimate: 100-499 employeesUpdated Jun 2026

Project: Downtown Streetscape

Service: Municipal EngineeringService: Infrastructure Master PlanningService: Financing & Grant AssistanceIndustry: GovernmentIndustry: TransportationType: Civil Engineering+50 more

Traffic Planning and Design, Inc.

Pottstown, PA

Moving Forward Together

WebsitePhone1 office2 projects2 leaders18 credentialsFounded 1989

Project: Broad Street Active Transportation Plan

Service: Transportation Planning & Traffic EngineeringService: Transportation Planning & PermittingService: Traffic EngineeringIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+20 more

USI Consultants, Inc.

Indianapolis, IN

Moving Infrastructure Forward

WebsitePhone1 office2 credentialsFounded 1976Size Estimate: 25-50 employeesUpdated Jun 2026

Service detail: Bridge Design

Service: Bridge DesignService: New and replacement bridge designService: Bridge rehabilitationIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+55 more

Wasatch Civil Consulting Engineering

Ogden, UT

Engineering Solutions Since 1998

WebsitePhone1 office10 projects5 leadersFounded 1998Updated Jun 2026

Project: Skyline Drive Roundabout

Service: Engineering DesignService: Roadway DesignService: Water System DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+36 more