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.

Filters1

Buchart Horn, Inc.

York, PA

Shaping the built environment with precision, creativity, and purpose since 1945

WebsitePhone9 offices6 projects4 leadersFounded 1945Size Estimate: 100-500 employees

Project: I-40/I-240 Interchange Improvements, Memphis, TN

Service: Water Resources EngineeringService: Wastewater treatment plant engineeringService: Water distribution and collection systemsIndustry: Water ResourcesIndustry: WastewaterType: Architecture & Engineering+41 more

C.S. Davidson, Inc.

York, PA

Engineering A Better Community

WebsitePhone3 offices7 projects3 leadersFounded 1923Size Estimate: 50-249 employees

Project: Memorial Park - Poorhouse Run Stream Restoration

Service: Municipal EngineeringService: Roadway & Street DesignService: Stormwater ManagementIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+26 more

CEDP, Inc.

Madison, WI

Client committed, project focused, solution driven.

WebsitePhone1 office8 projects3 credentialsUpdated Jun 2026

Project: USH 51, Milwaukee Street, and STH 30 Interchange Reconstructions

Service: Transportation EngineeringService: Highway DesignService: Interchange ReconstructionIndustry: GovernmentIndustry: FederalType: Civil Engineering+38 more

CONNECT Engineering LLC

Miami, FL

Elevating the Engineering Experience for our Clients, Colleagues, and Communities.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Structures

Service: StructuresService: Specialty Design For Miscellaneous StructuresService: Sign StructuresIndustry: Land DevelopmentIndustry: Parks & Open SpaceType: Civil Engineering+50 more

Canyon Engineering Group

Denver, CO

Construction Management, Structural Design, and Roadway & Transportation Design for Colorado

Website1 office12 projectsFounded 2018Updated Jun 2026

Project: North I-25 Express Lanes Project

Service: Construction Management and InspectionService: Field Quality AssessmentService: Project Documentation ServicesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+18 more

Carpenter Marty Transportation Inc

Columbus, OH

Founded in 2013 by Kevin Carpenter and Bill Marty, Carpenter Marty Transportation is a civil engineering firm specializing in roadway, bridge, traffic, planning, survey, and architecture services. Since its founding, CM has experienced significant growth while maintaining a clear focus on infrastructure design and client service. Headquartered in Columbus, Ohio, CM expanded in 2018 by opening new offices in Cincinnati, Ohio and Charleston, West Virginia. We expanded our services again in 2020 with the launch of Comma Designworks, a full-service architecture branch in Nashville, Tennessee. Infrastructure remains our core focus, supported by leadership that exemplifies our values.

Website4 offices12 leadersFounded 2013Updated Jun 2026

Service detail: Traffic Engineering

Service: Traffic EngineeringService: Traffic StudiesService: Traffic Impact StudiesIndustry: Highways & RoadsIndustry: BridgesType: Architecture & Engineering+29 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

Ciorba Group, Inc.

People-Driven Engineering for Illinois, Indiana & Michigan

Website16 projects20 leaders24 credentialsFounded 1927Updated Jun 2026

Project: Bob Michel Bridge Rehabilitation

Service: Bridge DesignService: Bridge RehabilitationService: Bridge ReplacementIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+28 more

CivTech

Scottsdale, AZ

Quality, integrity, and technical expertise providing innovative engineering solutions for traffic, transportation planning, and design.

WebsitePhone3 offices12 projects7 leadersFounded 2002Size Estimate: 5-25 employees

Project: Palisene Traffic Impact Analysis

Service: Traffic EngineeringService: Traffic Impact Analysis StudiesService: Traffic Control PlansIndustry: GovernmentIndustry: TransportationType: Transportation Engineering+46 more

Civiltech Engineering, Inc.

Itasca, IL

Civiltech Engineering is a transportation and civil engineering firm headquartered in Itasca, Illinois, providing innovative planning, design, and construction engineering solutions for transportation networks in the Chicagoland area and beyond since 1988. With offices in Itasca, Chicago, and Milwaukee, Civiltech delivers transportation design, traffic engineering, structural design, water resources, environmental studies, urban design, and program management services to public and private sector clients.

Website3 officesFounded 1988Updated Jun 2026

Service detail: Transportation Design

Service: Transportation DesignService: Traffic EngineeringService: Traffic studiesIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+19 more

Clanton & Associates

Boulder, CO

Clanton & Associates is an award-winning lighting design and engineering practice that has been transforming spaces and changing industry norms with sustainable, creative design for over 40 years.

WebsitePhone1 office16 projects19 leadersFounded 1981Updated Jun 2026

Project: Apple Campus 3

Service: Architectural LightingService: Daylighting DesignService: Dark Skies LightingIndustry: TransportationIndustry: GovernmentType: Architecture & Engineering+16 more

Colliers Engineering & Design

Holmdel, NJ

Your success is our success; together we shape the spaces that move communities forward.

WebsitePhone1 office8 projects17 leaders8 credentialsSize Estimate: 1,000+ employees

Project: Frank Sinatra Drive Sinkhole & Emergency Seawall Rehabilitation

Service: Architecture & DesignService: Architectural DesignService: Building Engineering SystemsIndustry: CommercialIndustry: Data CentersType: Architecture & Engineering+68 more

Columbia Engineering and Services, Inc.

Columbia Engineering and Services, Inc. is a civil and transportation engineering firm founded in 1963 that serves communities in the Southeast and across the United States. Its engineers partner with developers, local governments, and state departments of transportation to design roads, stormwater systems, land development sites, and green spaces. Services span land development civil engineering, transportation design, landscape architecture, water resources engineering, traffic operations, and survey including subsurface utility engineering.

WebsiteFounded 1963Updated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Transportation DesignService: Landscape ArchitectureIndustry: Land DevelopmentIndustry: TransportationType: Civil Engineering+11 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

Compliance Corporation

Lexington Park, MD

The Mechanics of Business Technology

WebsitePhone1 officeFounded 1980Updated Jun 2026

Service detail: Engineering & Logistics Support

Service: Engineering & Logistics SupportService: Mechanical Products FabricationService: CNC MachiningIndustry: DefenseIndustry: FederalType: Defense Engineering+15 more

Concord Engineering, Inc.

Bellevue, WA

Planning + Operations + Design

WebsitePhone2 offices12 projectsSize Estimate: 1-25 employeesUpdated Jun 2026

Project: Seattle Multimodal Terminal at Colman Dock

Service: Transportation PlanningService: Transit Planning & OperationsService: Corridor StudiesIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+37 more

Crawford & Associates, Inc.

Sacramento, CA

Creative solutions and responsive service.

Website8 offices6 leaders3 credentialsFounded 2012Size Estimate: 80+ employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation Investigations and DesignService: Drilled PiersIndustry: GovernmentIndustry: EducationType: Geotechnical Engineering+38 more

Crossman Engineering

Warwick, RI

Crossman Engineering is a consulting engineering and land surveying practice established in 1984. Its New England team supports municipal engineering, transportation, land development, environmental engineering, site planning, permitting, surveying, and landscape architecture from Rhode Island and Massachusetts offices.

WebsitePhone2 offices3 leaders3 credentialsFounded 1984Size Estimate: 26 employees

Service detail: Municipal and Site Engineering

Service: Municipal and Site EngineeringService: On-call municipal supportService: Residential, municipal, and commercial site developmentIndustry: GovernmentIndustry: ResidentialType: Civil Engineering+38 more

Culpepper & Terpening, Inc.

A Legacy Of Expertise And Excellence In Florida

Website5 projectsSize Estimate: 45 employeesUpdated Jun 2026

Project: Becker Road Interchange

Service: Civil Engineering & Land DevelopmentService: Site Planning and DesignService: Regulatory PermittingIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+29 more

D'Leon Consulting Engineers Corporation

Long Beach, CA

DLCE Is Driving Change for Our Communities

Website3 offices12 projects6 leadersFounded 1987Updated Jun 2026

Project: SMForward at Sacramento International Airport

Service: Civil EngineeringService: Civil DesignService: Environmental PlanningIndustry: AviationIndustry: TransitType: Civil Engineering+12 more

DAAR Engineering, Inc.

Milwaukee, WI

Innovative Solutions for a Changing World

WebsitePhone1 office19 credentialsFounded 2001Updated Jun 2026

Service detail: Transportation Design

Service: Transportation DesignService: Freeway DesignService: Rural DesignIndustry: Highways & RoadsIndustry: BridgesType: Civil Engineering+36 more

DECON

Houston, TX

Delivering practical solutions to complex technical challenges.

WebsitePhone3 offices10 leaders17 credentialsFounded 2010Updated Jun 2026

Service detail: Transportation and Roadway Engineering

Service: Transportation and Roadway EngineeringService: Roadway designService: Traffic engineeringIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+25 more

DGL Consulting Engineers, LLC

Maumee, OH

A Century of Engineering Solutions. A Legacy of Trust.

Website6 offices10 projects10 leadersFounded 1926Updated Jun 2026

Project: Perrysburg Diverging Diamond Interchange

Service: Transportation - RoadwayService: Highway DesignService: Roadway PlanningIndustry: TransportationIndustry: BridgesType: Civil Engineering+28 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