Public engineering firm directory

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Thomas & Beers, LLC

Ventura, CA

Engineering, Analysis and Design

WebsitePhone1 office11 projectsFounded 1987Updated Jun 2026

Project: Platform Hillhouse Rig Design & Fabrication Support

Service: Structural MechanicsService: Strength and Capacity EvaluationService: Fatigue EvaluationIndustry: Oil & GasIndustry: AerospaceType: Civil Engineering+64 more

Thomas & Reel Engineering Consultants, Inc.

Savannah, GA

Thomas & Reel Engineering Consultants, Inc. (TREC) is a multi-discipline engineering consulting firm based in Savannah, Georgia serving the Southeast. TREC uses proven forensic techniques to probe and analyze construction accidents, disputes, residential and commercial problems, product failures, and industrial failures of all kinds. The firm also provides environmental engineering services, including indoor air quality studies, microbial investigations, and Phase I environmental site assessments, and maintains registered engineers, certified industrial hygienists, and scientists on staff.

Website1 officeUpdated Jun 2026

Service detail: Forensic Engineering

Service: Forensic EngineeringService: Construction Accident InvestigationService: Construction Defect AnalysisIndustry: CommercialIndustry: ResidentialType: Forensic Engineering+19 more

Thomas Engineering Associates, PC

Waitsfield, VT

Mechanical Design & Engineering For Commercial Construction

WebsitePhone1 office13 projects1 leaders3 credentialsUpdated Jun 2026

Project: Gadd Brook Condominiums

Service: Mechanical Systems DesignService: HVAC DesignService: Plumbing & Piping DesignIndustry: CommercialIndustry: ResidentialType: Mechanical Engineering+15 more

Thompson Engineering

Mobile, AL

Professionals Providing Solutions

WebsitePhone1 officeFounded 1953Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Subsurface Utility EngineeringService: Drainage Studies and DesignIndustry: TransportationIndustry: IndustrialType: Architecture & Engineering+81 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

Three Pillar Structural Engineering Group

Chicago, IL

The Art, Science, and Construction of Engineering

WebsitePhone2 offices5 projects1 credentialsFounded 2020Updated Jun 2026

Project: Chicago Architectural Bicentennial Art Installations

Service: Structural Engineering DesignService: Reinforced Concrete DesignService: Structural Steel DesignIndustry: CommercialIndustry: ResidentialType: Structural Engineering+13 more

Tierra South Florida, Inc. (TSFGeo)

West Palm Beach, FL

Reliable, In-Depth Solutions

WebsitePhone4 offices9 leaders3 credentialsFounded 2000Size Estimate: 1-25 employees

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface ExplorationService: Laboratory Testing and AnalysisIndustry: AviationIndustry: TransportationType: Geotechnical Engineering+30 more

Tierra, Inc.

Tampa, FL

Full Service Geotechnical, Structural, Forensic, Environmental and Construction Materials Testing Engineering

WebsitePhone3 offices3 projects5 credentialsFounded 1992Size Estimate: 1-25 employees

Project: I-4 / Crosstown Connector Segment 3C, Hillsborough County

Service: Geotechnical EngineeringService: Geotechnical DrillingService: Subsurface InvestigationIndustry: GovernmentIndustry: TransportationType: Geotechnical Engineering+36 more

Tolunay Engineering Group Inc.

Houston, TX

Deep Industry Knowledge

WebsitePhone2 offices4 leadersFounded 2016Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Soil Borings and Cone Penetrometer TestsService: Laboratory TestingIndustry: CommercialIndustry: IndustrialType: Geotechnical Engineering+18 more

Tom Green & Company Engineers, Inc.

Austin, TX

A Company of Owners providing Quality MEP Engineering.

Website1 officeUpdated Jun 2026

Service detail: MEP Engineering

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: GovernmentType: MEP+9 more

Torello Engineers

Essex, CT

Torello Engineers is a structural engineering firm based in Essex, CT, providing design, inspection, and evaluation services for commercial and residential clients throughout Connecticut. The practice specializes in investigative and rehabilitative structural engineering for existing and aging buildings, serving facility owners, prospective buyers, and homeowners across the state.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Commercial Structural Services

Service: Commercial Structural ServicesService: Problem InvestigationService: Rehabilitative DesignIndustry: CommercialIndustry: ResidentialType: Structural Engineering+20 more

Tourney Consulting Group, LLC

Kalamazoo, MI

Tourney Consulting Group, LLC (TCG) is a Kalamazoo, Michigan-based consulting engineering and materials testing firm focused on concrete durability, corrosion, and service-life solutions for new and existing structures. Founded in 2000, TCG conducts structural forensic investigations, develops concrete system designs and performance specifications, and operates an in-house materials laboratory for concrete mix testing and detailed analysis. Its professionals specialize in evaluating and extending the service life of bridges, parking structures, and marine infrastructure.

WebsitePhone1 office14 credentialsFounded 2000Updated Jun 2026

Service detail: Concrete Durability Evaluation and Service Life Assessment

Service: Concrete Durability Evaluation and Service Life AssessmentService: Concrete System DesignService: Performance Specification DevelopmentIndustry: BridgesIndustry: ParkingType: Materials Testing+6 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

Tri-Tech Associates, Inc.

Centerville, OH

Tri-Tech Associates, Inc., operating as Tri-Tech Engineering, is a multidiscipline engineering firm founded in 1977 and based in Centerville, Ohio. Originally rooted in the Dayton area's automotive and heavy industrial markets, its practice now extends to commercial, healthcare, retail, and structural projects. Its staff delivers plumbing, mechanical, electrical, and structural design together with LEED program management, energy studies, commissioning, and investigative and forensic engineering services.

WebsitePhone1 officeFounded 1977Updated Jun 2026

Service detail: MEP Engineering

Service: MEP EngineeringService: Plumbing DesignService: Mechanical DesignIndustry: IndustrialIndustry: ManufacturingType: MEP+10 more

Triad Engineering, Inc.

Scott Depot, WV

Triad Listens, Designs & Delivers.

Website10 officesFounded 1975Size Estimate: 100-249 employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Grading and Development PlansService: Stormwater ManagementIndustry: CommercialIndustry: ResidentialType: Civil Engineering+109 more

Tridentis, LLC

Alexandria, VA

The Next Generation Ship Design and Engineering Firm

WebsitePhone4 offices3 projects1 leaders1 credentialsSize Estimate: 10-50 employees

Project: Georgetown Heritage Canal Boat

Service: Ship Design and EngineeringService: Concept Design and Trade StudiesService: Preliminary Vessel DesignIndustry: DefenseIndustry: FederalType: Electrical Engineering+48 more

Triton Dry Dock Engineers, Marine Surveyors and Consultants LLC

Ashland, MA

Your Trusted Partner for Dry Dock Engineering

Website1 office1 leadersUpdated Jun 2026

Service detail: Dry Dock Design and Engineering

Service: Dry Dock Design and EngineeringService: Inspection and Certification of Dry DocksService: Maintenance of Dry Dock FacilitiesIndustry: MarineIndustry: DefenseType: Marine Engineering+2 more

Twining Inc.

Grounded in Safety, Built on Sustainability.

Website3 projectsUpdated Jun 2026

Project: Great Wolf Lodge

Service: EngineeringService: Geotechnical EngineeringService: Vibration and Geo-InstrumentationIndustry: GovernmentIndustry: HealthcareType: Geotechnical Engineering+25 more

U.S. Forensic

Metairie, LA

U.S. Forensic is an engineering firm offering evaluation, reporting, and expert witness testimony covering buildings, vehicles, equipment, machinery, products, and marine structures. U.S. Forensic provides structural, mechanical, and electrical engineering as well as accident reconstruction, fire origin and cause, and environmental services. Founded in 2006 in New Orleans, Louisiana, U.S. Forensic has grown to 62 service center locations and has performed thousands of inspections to determine the cause and origin of accidents, failures, or damages across all 50 states and Puerto Rico.

WebsitePhone1 office2 leaders1 credentialsFounded 2006Updated Jun 2026

Service detail: Accident Reconstruction Services

Service: Accident Reconstruction ServicesService: Crash Data RecordersService: Low Speed Impact CasesIndustry: InsuranceIndustry: LegalType: Forensic Engineering+29 more

Upaya Pacific LLC

Honolulu, HI

Representing owner interests in the built environment.

Website1 officeUpdated Jun 2026

Service detail: Facility Assessment and Forensic Analysis

Service: Facility Assessment and Forensic AnalysisService: Forensic Engineering & Claim AnalysisService: Code Compliance InspectionsIndustry: AirportsIndustry: AviationType: Civil Engineering+27 more

Urban Infrastructure Group, Inc.

Weslaco, TX

Design the Future

WebsitePhone2 offices1 credentialsUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Feasibility StudiesService: Site PlanningIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+56 more

VECO Consulting, LLC

Covington, LA

Do you have an engineer you can trust?

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Structural Evaluation

Service: Structural EvaluationService: Slip/Trip Accident InvestigationsService: Damage AnalysisIndustry: LegalIndustry: InsuranceType: Forensic Engineering+4 more

Van Sande Structural Consultants, Inc.

Santa Barbara, CA

Van Sande Structural Consultants, Inc. has established a reputation as one of the most respected and productive structural engineering firms in California's Central and South Coast, completing projects in a timely and professional manner and always sensitive to client needs. VSSC maintains considerable expertise in wood frame, masonry, cast-in-place and precast/prestressed concrete, conventional and three-dimensional ductile moment-resisting steel frames, and computer modeling and finite element analysis, as well as sustainable materials including adobe, straw bale, recycled concrete, recycled lumber, engineered wood products and adaptive re-use.

Website1 office2 leaders8 credentialsFounded 1984Updated Jun 2026

Service detail: Schematic Design

Service: Schematic DesignService: Conceptual Structural System Design In Coordination With The ArchitectService: ContractorIndustry: ResidentialIndustry: Multifamily ResidentialType: Structural Engineering+23 more

VanDemark & Lynch, Inc.

Wilmington, DE

VanDemark & Lynch, Inc. is a civil engineering, structural engineering, landscape architecture, and land surveying practice founded in 1937 and headquartered in Wilmington, Delaware. VanDemark & Lynch provides site design, civil and structural engineering, landscape architecture, and surveying services to clients throughout Delaware, southeastern Pennsylvania, and southern New Jersey. Clients range from commercial and residential developers and industrial clients to municipalities, school districts, and single-family homeowners. The structural engineering division, Steinle Construction Engineers (SCE), was acquired in 2011 and specializes in structural design for new construction, renovations, and code compliance review.

WebsitePhone1 office10 projects7 leaders1 credentialsFounded 1937

Project: Bancroft School

Service: Civil EngineeringService: Feasibility StudiesService: Conceptual PlanningIndustry: CommercialIndustry: ResidentialType: Civil Engineering+69 more