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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TREKK Design Group

Kansas City, MO

Clean Water. Safe Roads. Improving Lives.

WebsitePhone4 offices2 leaders8 credentialsFounded 2002Size Estimate: 100-499 employees

Service detail: Asset Management & GIS

Service: Asset Management & GISService: System InventoryService: Data CollectionIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+29 more

Taliaferro & Browne, Inc.

Kansas City, MO

Taliaferro & Browne, Inc. is a multidisciplinary engineering firm with more than 50 years of experience in civil and structural engineering, landscape architecture, survey, and construction inspection. Known as T&B, it strengthens urban connectivity and community infrastructure through work in transit, roadway and streetscape, site development, water and wastewater, and urban core revitalization.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Structural EngineeringService: Landscape ArchitectureIndustry: TransportationIndustry: InfrastructureType: Civil Engineering+9 more

Tectonic Engineering Consultants, Geologists & Land Surveyors, D.P.C.

Astoria, NY

Vision, integrity and technical expertise

WebsitePhone2 offices4 leaders5 credentialsFounded 1986Size Estimate: 500 employees

Service detail: Site Acquisition & Deployment

Service: Civil EngineeringService: Structural EngineeringService: Environmental EngineeringIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+17 more

Tectonic Group International LLC

We Deliver Integrated Consulting Engineering Oversight.

Website8 projectsFounded 1981Updated Jun 2026

Project: Miami-Dade County Port Miami Capital Improvements

Service: Engineering ServicesService: Highway DesignService: Transportation StructuresIndustry: InfrastructureIndustry: Highways & RoadsType: Civil Engineering+20 more

Tejjy Inc.

Rockville, MD

Architectural Engineering Firm Leading Innovation in BIM & 3D Scanning

WebsitePhone2 offices8 projects2 leaders10 credentialsFounded 2006

Project: Rockville District Court House

Service: BIM/VDC ServicesService: Architectural BIM ModelingService: MEP BIM ServicesIndustry: CommercialIndustry: RetailType: Architecture & Engineering+51 more

The EADS Group, Inc.

Altoona, PA

Designing for the Future...

WebsitePhone9 offices8 projects4 credentialsFounded 1955Updated Jun 2026

Project: Ligonier Diamond Renaissance Project

Service: Water and WastewaterService: Wastewater Treatment & UpgradesService: Water Storage & Treatment SystemsIndustry: GovernmentIndustry: InfrastructureType: Architecture & Engineering+61 more

The GEL Group, Inc.

Charleston, SC

Quality service. Technical expertise.

WebsitePhone1 office5 leadersFounded 1981Updated Jun 2026

Service detail: Environmental Consulting (GEL Engineering LLC)

Service: Environmental Consulting (GEL Engineering LLC)Service: Environmental Assessment and RemediationService: PFAS Consulting and Field SamplingIndustry: Environmental & RemediationIndustry: IndustrialType: Civil Engineering+25 more

The Structures Group, Inc.

Williamsburg, VA

Solutions That Stand

WebsitePhone1 office3 projectsUpdated Jun 2026

Project: Foundation Square Mixed-Use Building

Service: Structural EngineeringService: Forensic AnalysisService: Special InspectionsIndustry: DefenseIndustry: GovernmentType: Structural Engineering+8 more

Thompson & Litton, Inc.

Wise, VA

Integrity. Insight. Innovation.

WebsitePhone9 offices3 projects7 leaders2 credentialsFounded 1956

Project: EO of SWVA Adaptive Reuse Project

Service: ArchitectureService: Designs FunctionalService: EfficientIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+29 more

Thompson, Dreessen & Dorner, Inc.

Omaha, NE

Professionals at Every Turn

WebsitePhone2 offices8 projects11 leaders1 credentialsFounded 1967

Project: Nebraska Medicine Lauritzen Outpatient Center

Service: Civil EngineeringService: Site DesignService: Subdivision DesignIndustry: EducationIndustry: HealthcareType: Civil Engineering+36 more

Thompson, Gordon & Shook Engineers, Inc.

Raleigh, NC

Connecting people one road at a time.

WebsitePhone3 offices3 projects3 leadersFounded 1978Size Estimate: 10-49 employees

Project: Liberty University Vehicular Tunnels

Service: Surveys & Subsurface Utility EngineeringService: Transportation EngineeringService: Structure Design & InspectionIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+12 more

Thornton Tomasetti

New York, NY

When others say no, we say "Here's How"

WebsitePhone5 offices6 projects2 credentials3 publicationsFounded 1949

Project: Microsoft Mass Timber Data Centers

Service: Structural DesignService: Building Structural DesignService: Megatall, Supertall & Tall BuildingsIndustry: CommercialIndustry: AviationType: Acoustic Consulting+51 more

Thouvenot, Wade & Moerchen, Inc. (TWM)

Swansea, IL

Exceptional Service. Nothing Less.

WebsitePhone1 office2 projects13 credentialsSize Estimate: 200+ employeesUpdated Jun 2026

Project: Pierce Terrace Elementary School

Service: Transportation & Traffic EngineeringService: Roadway DesignService: Traffic & Safety StudiesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+34 more

Tighe & Bond

Westfield, MA

Environmental consulting with purpose.

Website8 offices2 projects7 leaders2 credentialsFounded 1911Size Estimate: 500-999 employees

Project: Climate Vulnerability Assessment for Massachusetts Watersheds

Service: Building ServicesService: MEP/FP DesignService: Energy Analysis & ModelingIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+38 more

Timmons Group, Inc.

Richmond, VA

Engineering | Design | Technology

WebsitePhone1 office5 projects10 leaders11 credentials3 publications

Project: Dix Park Master Planning

Service: Civil EngineeringService: Civil planning and site designService: Infrastructure designIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+51 more

Toltz, King, Duvall, Anderson and Associates, Incorporated

Minneapolis, MN

Engineering | Architecture | Planning

Website6 offices12 projects1 leadersFounded 1910Updated Jun 2026

Project: Runway 14-32 Extension - Morris Municipal Airport

Service: Transportation EngineeringService: Aviation EngineeringService: Rail EngineeringIndustry: TransportationIndustry: AviationType: Civil Engineering+42 more

Townsend Engineering

Davenport, IA

Civil engineering, structural engineering, and land surveying services in Iowa and Illinois

WebsitePhone1 office5 projects2 leadersFounded 2003Updated Jun 2026

Project: Five Guys & The Cities Private Wealth Group Site Design

Service: Civil EngineeringService: Storm Water Management DesignService: Paving & Grading DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+27 more

TranSmart Technologies

Partnering in Solutions that Work for You

Website10 projectsFounded 1986Updated Jun 2026

Project: Jane Byrne Circle Interchange Reconstruction Design, Phase I and II

Service: Traffic EngineeringService: Traffic Data Collection and Traffic CountsService: Traffic Origin-Destination StudiesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+63 more

Trans Pacific Engineering Corp

Lower Gwynedd, PA

Trans-Pacific Engineering Corporation (TPEC) is a Lower Gwynedd, Pennsylvania civil and environmental engineering practice delivering full-service solutions for infrastructure, land development, stormwater management, structural design, and environmental remediation. It serves residential, commercial, industrial, and municipal clients across the greater Philadelphia region, combining technical engineering expertise with public outreach and engagement from project inception through construction.

WebsitePhone1 office5 projectsUpdated Jun 2026

Project: La Salle University Stormwater Management

Service: Civil EngineeringService: Land DevelopmentService: Exterior Site PlanningIndustry: ResidentialIndustry: CommercialType: Civil Engineering+46 more

Truss Engineering Inc.

Professional civil engineering services with an emphasis on structural and geotechnical engineering

Website2 projectsUpdated Jun 2026

Project: 312 Arch St Culvert Rehabilitation

Service: Structural EngineeringService: Bridge and Culvert DesignService: Bridge RehabilitationIndustry: TransportationIndustry: GovernmentType: Civil Engineering+23 more

Tunstall Engineering Group

Cranberry Twp, PA

Tunstall Engineering Group (TEG) is a structural and geotechnical engineering firm based in Cranberry Township, Pennsylvania, recognized for its expertise in complex bridge projects of all kinds. TEG supplies the critical link between engineering and construction, excelling in both design-bid-build and design-build environments. The team brings deep experience in bridge design, bridge rehabilitation, erection engineering, geotechnical engineering, and support of excavation.

WebsitePhone1 office2 projectsUpdated Jun 2026

Project: Andy Warhol Bridge Rehabilitation

Service: Bridge EngineeringService: Bridge DesignService: Steel and Concrete Girder ErectionIndustry: TransportationIndustry: BridgesType: Structural Engineering+10 more

Urban Coyote, LLC

New York, NY

We Swim .Dive.Climb.Crawl.Fly

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Waterfront and Marine Infrastructure Inspection

Service: Waterfront and Marine Infrastructure InspectionService: Above-Water and Underwater Structural InspectionsService: Asset Inventory and Condition AssessmentIndustry: MarineIndustry: Ports & HarborsType: Civil Engineering+23 more

Urbantech Consulting Engineering, P.C.

New York, NY

We Bridge the Future

WebsitePhone1 office9 projects4 leaders2 credentialsFounded 1999

Project: Manhattan Bridge Rehabilitation

Service: Infrastructure EngineeringService: Temporary WorksService: Erection EngineeringIndustry: BridgesIndustry: CommercialType: Civil Engineering+23 more

V+M Structural Design, Inc.

Seattle, WA

Creative solutions for bridges and other structures.

Website3 offices8 projects2 leadersSize Estimate: 10-49 employeesUpdated Jun 2026

Project: Stawamus Chief Pedestrian Bridge

Service: Bridge Planning and DesignService: Pedestrian bridge designService: Roadway bridge designIndustry: BridgesIndustry: TransportationType: Structural Engineering+8 more