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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A1 Consulting Group, Inc.

Raleigh-Durham, NC

Leaders in Design, Construction, and Environmental Services

WebsitePhone1 office8 projects1 leaders5 credentialsFounded 1971

Project: RDU Airport Terminal 2 Expansion

Service: Engineering and Design ServicesService: Geotechnical and Geological EngineeringService: Civil and Site EngineeringIndustry: AirportsIndustry: CommercialType: Civil Engineering+41 more

AE2S

Bismarck, ND

Empowering People. Enhancing Lives.

Website22 offices6 leadersFounded 1991Updated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Water and Wastewater EngineeringService: WaterService: WastewaterIndustry: Automation & ControlsIndustry: Environmental & RemediationType: Civil Engineering+29 more

Accurate Group, Inc.

Lincolnshire, IL

A solution-oriented international organization experienced in engineering and IT services.

Website1 office7 projectsFounded 1994Size Estimate: 25-100 employeesUpdated Jun 2026

Project: Grand Ave. Ramp Reconstruction

Service: Civil EngineeringService: Land Development and Real Estate SupportService: Infrastructure Planning and OversightIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+36 more

Aillet, Fenner, Jolly & McClelland, Inc.

AFJMc is a consulting engineering firm with more than 55 years of experience delivering civil, structural, mechanical, electrical, and transportation engineering services. Its portfolio includes roadways, bridges, utility and site design, industrial process systems, higher education facilities, healthcare facilities, government buildings, sports and recreation facilities, and commercial projects.

Website3 projectsUpdated Jun 2026

Project: Jimmie Davis Bridge (LA 511) Replace/Rehab

Service: Civil EngineeringService: Site PlanningService: Stormwater ManagementIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 more

Athavale, Lystad & Associates, Inc.

McLean, VA

Innovative Engineering Solutions for the Mid-Atlantic

WebsitePhone2 offices16 projects6 leadersFounded 1985Size Estimate: 1-25 employees

Project: Telegraph Road Bridge Rehabilitation and Widening

Service: Structural EngineeringService: Bridge DesignService: Pedestrian Bridge DesignIndustry: TransportationIndustry: GovernmentType: Civil Engineering+21 more

Atlas Engineering Group, Ltd.

Deerfield, IL

Innovate, Empower, and Collaborate

Website2 offices12 leadersFounded 2007Updated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Highway DesignService: Traffic EngineeringIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+21 more

Bartlett & West

Topeka, KS

Forward, Together

WebsitePhone1 office12 projectsFounded 1951Size Estimate: 200-500 employeesUpdated Jun 2026

Project: Missouri DOT Climbing Lane Design

Service: Transportation EngineeringService: Roadway and Highway DesignService: Climbing Lane and Intersection DesignIndustry: GovernmentIndustry: TransportationType: Architecture & Engineering+67 more

Bergman & Associates

Haverhill, MA

Multi-disciplinary engineering services for public and private development

WebsitePhone1 office19 projectsFounded 1993Updated Jun 2026

Project: Massabesic Experimental Forest Timber Bridge

Service: Structural EngineeringService: Analysis and ModificationService: Structural DesignIndustry: BridgesIndustry: RailType: Structural Engineering+46 more

Biggs Cardosa Associates, Inc.

Reshaping California's infrastructure through innovative structural engineering and design

Website8 projects19 leaders5 credentialsSize Estimate: 100+ employeesUpdated Jun 2026

Project: Leimert Bridge Seismic Retrofit

Service: Structural EngineeringService: Structural DesignService: Seismic RetrofitIndustry: BridgesIndustry: Highways & RoadsType: Structural Engineering+21 more

Bloom Companies, LLC

Milwaukee, WI

Bloom Companies, LLC is an engineering, architecture, and construction management practice founded in 1998 in Milwaukee, Wisconsin. Established by Mathew Tharaniyil, the organization initially focused on bridge and structural engineering, eventually expanding to cover transportation, architecture, electrical and controls, and design-build delivery. It has grown through key acquisitions, including Hay Dobbs in 2024 and Jendusa Design Build in 2025, and serves academic, municipal, transportation, industrial, and utility clients across multiple US offices and international locations.

WebsitePhone7 offices15 projects1 leaders12 credentialsFounded 1998

Project: Historic West Kilbourn Avenue Bascule Bridge Rehabilitation

Service: Bridge EngineeringService: New Bridge DesignService: Condition InspectionIndustry: BridgesIndustry: RailType: Civil Engineering+57 more

Bruner, Cooper & Zuck, Inc.

Galesburg, IL

Engineers, Architects & Land Surveyors

WebsitePhone3 offices6 projects2 credentialsUpdated Jun 2026

Project: Cardinal Point Wind Farm

Service: Engineering and ArchitectureService: Civil EngineeringService: Structural EngineeringIndustry: CommercialIndustry: RetailType: Architecture & Engineering+36 more

Burns Engineering, Inc.

Philadelphia, PA

Partners in Reliability, Resilience, Innovation, Sustainability, and Safety

Website6 offices14 projects12 leaders15 credentials5 publicationsFounded 1960

Project: Pittsburgh International Airport Terminal Modernization Program

Service: Electrical EngineeringService: Power Infrastructure RenewalService: Campus Electrical ModernizationIndustry: AviationIndustry: RailType: Aviation Engineering+52 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

CSR Engineering, Inc.

Pleasant View, TN

A Premier Provider of Civil, Structural, Environmental, Surveying and Railroad Engineering Services

WebsitePhone1 office5 credentialsFounded 2007Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DevelopmentService: Roadways and HighwaysIndustry: GovernmentIndustry: RailType: Civil Engineering+22 more

Cantos Inc.

New York, NY

YOU WANT IT, We Build It.

WebsitePhone1 office5 projects11 leaders1 credentialsSize Estimate: 10-49 employees

Project: Penn Station Phase 1

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: TransitIndustry: BridgesType: Architecture & Engineering+12 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

Chastain & Associates LLC

Creating infrastructure for 70 years.

Website1 projects3 leadersSize Estimate: 80+ employeesUpdated Jun 2026

Project: Village of Oak Park Right-of-Way Permitting Services

Service: Transportation EngineeringService: Expressways, Interstates, Tollways, and HighwaysService: Safety and Feasibility StudiesIndustry: Highways & RoadsIndustry: BridgesType: Civil Engineering+52 more

Civil Design Inc

Brookings, SD

The Region's Premier Civil Engineering and Land Surveying Firm

WebsitePhone1 office5 leaders12 credentialsSize Estimate: 10-25 employeesUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Railroad Design & RehabilitationService: Highway & Road DesignIndustry: InfrastructureIndustry: Highways & RoadsType: Civil Engineering+33 more

DB Sterlin Consultants, Inc.

Chicago, IL

One Vision. Shared Future.

WebsitePhone1 office6 projects1 credentialsUpdated Jun 2026

Project: Wells Street Bridge over the Chicago River

Service: Civil EngineeringService: Roadway Design & GeometricsService: Bicycle & Multi-Use Pathway DesignIndustry: GovernmentIndustry: BridgesType: Civil Engineering+32 more

Delta Engineering Group, LLC

Chicago, IL

Engineering a Better Tomorrow

WebsitePhone1 office4 projects8 credentialsFounded 1987Updated Jun 2026

Project: Metra Consolidated Control Facility

Service: Civil EngineeringService: Roads and StreetsService: FreewaysIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+50 more

Ewing-Dyess Railroad and Civil Engineering

Atlanta, GA

Railroad, civil, structural, and environmental engineering consulting

WebsitePhone1 office3 projects1 leadersUpdated Jun 2026

Project: US Metal Fabricators Rail Modernization

Service: Railroad EngineeringService: Rail Alignment PlanningService: Industrial Track DesignIndustry: RailIndustry: Freight & LogisticsType: Civil Engineering+20 more

FiveTwo Engineering Services LLC

Building a better world, one project at a time

WebsiteUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Provides Structural DesignService: Structural Analysis Services For BuildingsIndustry: AirportsIndustry: Power GenerationType: Structural Engineering+19 more

GSG Consultants, Inc.

Schaumburg, IL

Shaping the Midwest Since 1992

WebsitePhone2 offices2 leaders1 credentialsFounded 1992Size Estimate: 100-499 employees

Service detail: Environmental Engineering

Service: Environmental EngineeringService: Natural ResourcesService: NEPA and Regulatory ComplianceIndustry: BridgesIndustry: EducationType: Civil Engineering+38 more

Gedeon GRC Consulting

Syosset, NY

Engineering & Construction leaders with a robotics advantage

WebsitePhone5 offices11 leaders1 credentialsUpdated Jun 2026

Service detail: Civil / Site Engineering

Service: Civil / Site EngineeringService: Highway and Roadway DesignService: Grading and Drainage DesignIndustry: Arts & CultureIndustry: AviationType: Civil Engineering+46 more