Public engineering firm directory

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THA Consulting

Blue Bell, PA

Planning Parking | Creating Places

Website4 offices15 projects14 leaders1 credentialsFounded 1994Updated Jun 2026

Project: BlueOne Mixed-Use Parking Facility

Service: Parking PlanningService: Parking Demand StudiesService: Master PlanningIndustry: ParkingIndustry: Mixed-UseType: Civil Engineering+16 more

TLC Engineering, Inc.

Houston, TX

TLC Engineering, Inc. is a Houston-based practice providing multi-disciplinary engineering, environmental planning, construction management, and disaster recovery services. Established in 1994, it serves public, private, and municipal clients across Texas, the Gulf Coast, and national markets. It delivers turnkey services from conceptual design through facilities commissioning, with deep experience in infrastructure projects, pipeline design, and FEMA disaster recovery assistance.

WebsitePhone6 offices10 projects9 leadersFounded 1994Size Estimate: 1-50 employees

Project: Hurricane Harvey - City of La Marque Recovery

Service: EngineeringService: Structural Seismic Analysis and DesignService: Architectural Engineering and PlanningIndustry: GovernmentIndustry: Oil & GasType: Architecture & Engineering+41 more

Telgian Engineering & Consulting

Atlanta, GA

Engineering, Consulting & Risk Management

WebsitePhone8 offices8 leaders10 credentialsFounded 1985Size Estimate: 100-999 employees

Service detail: Fire Protection Engineering & Consulting

Service: Fire Protection Engineering & ConsultingService: Fire Sprinkler System DesignService: Fire and Building Plan ReviewIndustry: CommercialIndustry: Freight & LogisticsType: Fire Protection Engineering+21 more

The Haskell Company

Jacksonville, FL

Certainty of Outcome, Cost and Schedule

WebsitePhone15 offices4 projectsFounded 1965Updated Jun 2026

Project: Fleet Readiness Center Hangar 101 Repairs

Service: ArchitectureService: EngineeringService: Construction ManagementIndustry: IndustrialIndustry: ManufacturingType: Architecture & Engineering+11 more

Toole Design

Silver Spring, MD

Groundbreaking Work That Moves People

Website18 offices4 projects4 leadersFounded 2003Size Estimate: 300-500 employeesUpdated Jun 2026

Project: AASHTO Guide for the Development of Bicycle Facilities

Service: EngineeringService: Conceptual DesignService: Construction AdministrationIndustry: GovernmentIndustry: FederalType: Civil Engineering+40 more

TruVision Solutions, LLC

Cocoa, FL

Mission-Critical Engineering

WebsitePhone7 offices6 projects11 credentialsFounded 2010Size Estimate: 1-25 employees

Project: TerraPower Molten Chloride Fast Reactor

Service: Engineering ServicesService: Design criteria and technical calculationsService: Engineering drawings and specificationsIndustry: GovernmentIndustry: FederalType: Automation & Controls+38 more

VHB

Watertown, MA

Creating a more sustainable future.

Website7 offices1 projects4 leadersFounded 1979Size Estimate: 2,300 employeesUpdated Jun 2026

Project: MBTA Draw One Bridge Replacement

Service: Transportation Planning and EngineeringService: Land DevelopmentService: EnvironmentalIndustry: FederalIndustry: GovernmentType: Civil Engineering+17 more

VP Engineering, Inc.

Atlanta, GA

VP Engineering, Inc. provides engineering, inspection, and consulting services for mass-transit vehicle projects. Led by Vasant Patil, PE, it supports commuter rail, rapid transit, light rail, locomotives, and bus procurements with rolling-stock engineering, manufacturer inspections, design reviews, testing support, and regulatory compliance verification.

WebsitePhone1 office5 projects1 leadersUpdated Jun 2026

Project: MARTA CQ 310 and 311 Vehicle Procurements and Overhaul Programs

Service: Rolling Stock EngineeringService: Vehicle Procurement SupportService: Design and Documentation ReviewIndustry: RailIndustry: TransitType: Transportation Engineering+17 more

W&A Engineering

Athens, GA

Improving communities with innovative design, effective and efficient engineering, and professional service.

WebsitePhone5 offices6 projectsFounded 1999Size Estimate: 70 employeesUpdated Jun 2026

Project: Nissan Stadium

Service: Civil EngineeringService: Transportation & Traffic EngineeringService: Land SurveyingIndustry: GovernmentIndustry: TransportationType: Civil Engineering+17 more

Walker Consultants

Chicago, IL

Bringing Life to the Built Environment

Website26 offices4 publicationsFounded 1965Size Estimate: 500+ employeesUpdated Jun 2026

Service detail: Parking Design

Service: Parking DesignService: Functional DesignService: Architecture DesignIndustry: AviationIndustry: ResidentialType: Forensic Engineering+44 more

Wallace Design Collective, PC

Tulsa, OK

dedicated to the art of possibility.

WebsitePhone8 offices6 projects5 leaders3 publicationsFounded 1981

Project: Petersen Automotive Museum

Service: Building Engineering & InspectionService: Structural EngineeringService: Special InspectionsIndustry: Arts & CultureIndustry: CommercialType: Structural Engineering+21 more

Westside Engineering, LLC

Atlanta, GA

We Deliver

WebsitePhone1 office4 projectsSize Estimate: 1-25 employeesUpdated Jun 2026

Project: Mercedes-Benz Dealership

Service: Electrical EngineeringService: Power DistributionService: Generator SystemsIndustry: EducationIndustry: Multifamily ResidentialType: MEP+43 more

Whitman Requardt Associates Llp

Baltimore, MD

People Focused - Project Driven

Website28 officesFounded 1915Updated Jun 2026
Service: TransportationService: Building DesignService: Water and WastewaterIndustry: Environmental & RemediationIndustry: MarineType: Architecture & Engineering+12 more

Wiley|Wilson

Lynchburg, VA

Constant Progress

Website5 offices1 projects19 leadersFounded 1901Updated Jun 2026

Project: US Coast Guard Station, Port Canaveral

Service: ArchitectureService: EngineeringService: Electrical EngineeringIndustry: FederalIndustry: DefenseType: Architecture & Engineering+3 more

Willdan Group

Anaheim, CA

Willdan transitions communities to clean energy and a sustainable future

WebsitePhone2 offices3 projects1 leadersFounded 1964Size Estimate: 1,000-2,000 employees

Project: NFL Stadium Transportation Management and Operations Plan

Service: Energy and SustainabilityService: Energy efficiency program design and deliveryService: Utility program design and deliveryIndustry: UtilitiesIndustry: GovernmentType: Civil Engineering+55 more

Windward Engineers & Consultants

Minneapolis, MN

Bold Solutions, Bold Designs

WebsitePhone7 offices3 projects1 leaders1 credentials3 publications

Project: Culliton Park

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: RetailType: MEP+8 more

Wiss, Janney, Elstner Associates, Inc.

Northbrook, IL

Solutions for the Built World

WebsitePhone30 offices5 projects5 credentials5 publicationsFounded 1956

Project: Washington Monument

Service: Structural EngineeringService: Bridge EngineeringService: Heavy Movable StructuresIndustry: GovernmentIndustry: TransportationType: Architecture & Engineering+54 more

Woolpert

Beavercreek, OH

Global resources. End-to-end solutions. Innovative results.

WebsitePhone8 offices3 projects8 leaders9 credentialsFounded 1911

Project: USACE I-ATLAS Coastal Mapping and Nautical Charting

Service: ArchitectureService: Mission-Critical ArchitectureService: Education Facility ArchitectureIndustry: AviationIndustry: AirportsType: Architecture & Engineering+48 more

WorkingBuildings

Atlanta, GA

Commissioning, Facility Operations, & Sustainability

WebsitePhone2 offices3 projects7 leadersFounded 2000Updated Jun 2026

Project: WB Compounding Pharmacies Cleanroom Case Study

Service: Building CommissioningService: New Building Commissioning ServicesService: Retro-Commissioning ServicesIndustry: Data CentersIndustry: CommercialType: Environmental Engineering+25 more

exp Federal Inc.

Chicago, IL

Architecture + Engineering | Construction | Mission Support

Website5 offices9 projects1 credentialsFounded 2012Size Estimate: 250-500 employeesUpdated Jun 2026

Project: Fish Dispersal Barrier

Service: ArchitectureService: Master PlanningService: Facilities ProgrammingIndustry: DefenseIndustry: FederalType: Architecture & Engineering+45 more