Public engineering firm directory

Find engineering consulting firms by capability and location.

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A D Marble Co Inc

King of Prussia, PA

Environmental, Cultural, and Water Resources Engineering

Website4 offices5 leadersUpdated Jun 2026

Service detail: Environmental Engineering

Service: Environmental EngineeringService: Environmental Clearance and PermittingService: Construction Site Environmental ServicesIndustry: FederalIndustry: Power GenerationType: Environmental Engineering+14 more

A. Morton Thomas and Associates, Inc.

Rockville, MD

Celebrating 70 Years of Engineering and Design

WebsitePhone1 office4 projects5 credentialsFounded 1955Size Estimate: 500-999 employees

Project: Route 1 Improvements

Service: Site and Civil EngineeringService: Site DevelopmentService: Civil DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+43 more

AB Consultants, Inc.

Lanham, MD

Multidisciplinary engineering and support services in the Baltimore-Washington area

WebsitePhone2 offices1 projects1 credentialsFounded 1993Updated Jun 2026

Project: WMATA Bus System Renovations

Service: Land PlanningService: Zoning StudiesService: Land Use Feasibility StudiesIndustry: GovernmentIndustry: TransportationType: Civil Engineering+82 more

ABNA Engineering, Inc.

St. Louis, MO

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

WebsitePhone3 offices4 projects11 leaders3 credentialsFounded 1994

Project: Washington Avenue Streetscape Project

Service: Civil EngineeringService: Water Resources EngineeringService: Municipal UtilitiesIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+41 more

AENY Engineering P.C.

Northport, NY

Cost Effective Engineering

WebsitePhone2 officesUpdated Jun 2026

Service detail: Naval Architecture and Marine Engineering

Service: Naval Architecture and Marine EngineeringService: Vessel Design and Construction SupportService: Shipboard Systems IntegrationIndustry: AirportsIndustry: TransitType: Naval Architecture+27 more

AESCO, Inc.

Huntington Beach, CA

Building America from the ground up since 1993

WebsitePhone1 office3 projectsFounded 1993Updated Jun 2026

Project: I-405 Improvement Project

Service: Geotechnical EngineeringService: Geotechnical drilling and field explorationService: Soils evaluationIndustry: CommercialIndustry: GovernmentType: Geotechnical Engineering+25 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

ASA Engineering & Surveying, LLC

Valdosta, GA

ASA Engineering & Surveying, LLC is a South Georgia engineering consultancy based in Valdosta, established in 1988, offering civil engineering, environmental engineering, land surveying, and aerial mapping services. Over 85% of business comes from repeat clients across commercial, residential, industrial, and governmental sectors. ASA is Georgia Department of Transportation Pre-Qualified, recognized by the Georgia EPD for exemplary erosion control and environmental plans, and holds FAA Part 107 certification for drone-based aerial mapping.

WebsitePhone1 office3 leaders6 credentialsFounded 1988Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Transportation InfrastructureService: Structural EngineeringIndustry: CommercialIndustry: ResidentialType: Civil Engineering+20 more

Adico, LLC

Friendswood, TX

Texas Civil Engineering Professionals

WebsitePhone1 office3 projectsUpdated Jun 2026

Project: Iowa Colony City Engineer

Service: Civil EngineeringService: Site DevelopmentService: Land Development & Master PlanningIndustry: EducationIndustry: CommercialType: Civil Engineering+40 more

Aucoin & Associates, Inc.

Eunice, LA

Aucoin & Associates, Inc. (A&A) is a civil, environmental, and transportation engineering and land surveying firm founded in Eunice, Louisiana in March 1951 by Lindsey J. Aucoin. Serving the Central Gulf Coast from offices in Eunice and Lake Charles, A&A provides professional engineering, planning, and surveying services across Louisiana, Texas, and Mississippi. Licensed engineers and surveyors hold credentials in Louisiana, Texas, Mississippi, and Arkansas. The practice serves municipal, state, and federal agencies, parish governments, and private clients including major oil and gas pipeline operators, with project work spanning coastal restoration, transportation infrastructure, municipal utilities, land development, and solid waste engineering.

WebsitePhone2 offices5 leaders2 credentialsFounded 1951Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Environmental EngineeringService: Transportation EngineeringIndustry: Oil & GasIndustry: Highways & RoadsType: Civil Engineering+51 more

BG Consultants, Inc.

Manhattan, KS

Your vision matters.

Website4 offices8 leaders1 credentialsSize Estimate: 90 employeesUpdated Jun 2026

Service detail: Structural Engineering

Service: ArchitectureService: Structural EngineeringService: Vertical Structural EngineeringIndustry: EducationIndustry: HealthcareType: Architecture & Engineering+28 more

BSC Group

Boston, MA

Shaping Our Communities Together

WebsitePhone7 offices124 leadersFounded 1965Updated Jun 2026

Service detail: Planning

Service: PlanningService: Civil EngineeringService: Transportation EngineeringIndustry: BridgesIndustry: Environmental & RemediationType: Civil Engineering+33 more

Brunsing Associates, Inc.

Santa Rosa, CA

Geotechnical and Environmental Engineering

WebsitePhone1 office10 projects9 leaders3 credentialsFounded 1990

Project: Landslide Repair - Fairfax

Service: Geotechnical EngineeringService: Soils ReportsService: Landslides and Slope StabilityIndustry: EducationIndustry: RailType: Geotechnical Engineering+33 more

Budinger & Associates, Inc.

Spokane Valley, WA

Geotechnical Engineering throughout the Northwest

WebsitePhone2 offices3 projects7 leadersFounded 1976Updated Jun 2026

Project: I-90 SH-41 Interchange Temporary Shoring

Service: Geotechnical EngineeringService: Building FoundationsService: Airfield PavementsIndustry: GovernmentIndustry: InfrastructureType: Geotechnical Engineering+41 more

Burgess & Niple, Inc.

Trusted. Timeless.

Website3 projects2 credentials3 publicationsUpdated Jun 2026

Project: Delaware East Olentangy Trunk Sewer Study

Service: ArchitectureService: Architectural DesignService: Interior DesignIndustry: TransportationIndustry: BridgesType: Architecture & Engineering+66 more

CMA Architects & Engineers LLC

Guaynabo, PR

Designing Today the Puerto Rico of Tomorrow

WebsitePhone1 office23 leadersUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Space ProgrammingService: Facilities Master PlanningIndustry: Affordable HousingIndustry: CommercialType: Architecture & Engineering+113 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

CTL Engineering

Columbus, OH

Our Most Powerful Solution is Trust

WebsitePhone2 offices2 credentialsUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Design and PlanningService: Infrastructure DesignIndustry: TransportationIndustry: Water SupplyType: Civil Engineering+86 more

Carroll Engineering Corporation

Warrington, PA

Expert Engineering & Surveying Solutions

WebsitePhone5 offices2 projects8 leaders1 credentialsFounded 1973

Project: Borough of Freemansburg Main Street Reconstruction Project

Service: Wastewater EngineeringService: Water Facilities EngineeringService: Municipal EngineeringIndustry: GovernmentIndustry: ResidentialType: Civil Engineering+27 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

DHDC Engineering Consulting Services, Inc.

Columbus, OH

Providing cost-effective solutions to your engineering needs.

WebsitePhone2 offices15 projects4 leaders7 credentialsSize Estimate: 20+ employees

Project: City of Columbus Pump Station

Service: Geotechnical EngineeringService: Soil Borings and Subsurface InvestigationsService: Foundation, Retaining Structure, and Tunnel DesignIndustry: InfrastructureIndustry: TransportationType: Geotechnical Engineering+19 more

DMD Engineering and Testing, Inc.

Roswell, GA

A Greener Tomorrow

WebsitePhone1 office4 leaders5 credentialsFounded 1994Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface Investigation and Foundation RecommendationsService: Shallow and Deep Foundations Monitoring and QA/QC InspectionsIndustry: Parks & Open SpaceIndustry: ReligiousType: Geotechnical Engineering+26 more

Diaz-Yourman & Associates

Geotechnical consulting services for infrastructure, transportation, and environmental projects

Website1 projects4 credentialsFounded 1992Updated Jun 2026

Project: Anaheim Regional Transportation Intermodal Center (ARTIC), Phase 1

Service: Geotechnical DesignService: Site and Route EvaluationsService: Geologic Hazard AssessmentsIndustry: Highways & RoadsIndustry: FederalType: Geotechnical Engineering+42 more

Distinct Engineering Solutions, Inc.

Responsive, service-oriented civil engineering

Website10 projects3 leaders22 credentialsUpdated Jun 2026

Project: MTA NYCT 7 Subway Extension Site K

Service: Site Civil EngineeringService: Site planning and land developmentService: Regulatory permitting coordinationIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+30 more