Public engineering firm directory

Find engineering consulting firms by capability and location.

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WSB

WSB is a forward-thinking design, consulting, and civil engineering specialist providing community planning, environmental, and construction services.

Website9 projects1 credentialsUpdated Jun 2026

Project: I-35W Bridge Reconstruction

Service: Civil EngineeringService: Land SurveyingService: Geotechnical InspectionsIndustry: GovernmentIndustry: TransportationType: Civil Engineering+35 more

WSP

Montreal

Redefine Potential

Website1 office1 leadersFounded 1993Updated Jun 2026

Service detail: Buildings and Built Environment

Service: Buildings and Built EnvironmentService: Acoustics and VibrationService: Building EnclosuresIndustry: AviationIndustry: CommercialType: Acoustic Consulting+100 more

WSP USA

Montreal, QC

Redefine Potential

Website1 office7 projects1 leaders1 credentialsSize Estimate: 50,000+ employeesUpdated Jun 2026

Project: Franklin-98 Living Shorelines

Service: Property and BuildingsService: MEP EngineeringService: Structural EngineeringIndustry: TransportationIndustry: Water SupplyType: Acoustic Consulting+100 more

WSW Engineering, Inc

Rockledge, FL

WSW is a specialized engineering practice providing instrumentation and control (I&C), Supervisory Control and Data Acquisition (SCADA), and electrical systems. Serving both industrial and municipal clients, the practice delivers robust design, software programming, and construction support solutions to optimize critical utility infrastructure.

WebsitePhone1 office7 projects1 leaders1 credentialsUpdated Jun 2026

Project: Water Treatment Plant Upgrades

Service: Instrumentation and Control EngineeringService: I&C System DesignService: Troubleshooting and DiagnosticsIndustry: Water SupplyIndustry: WastewaterType: Automation & Controls+14 more

WW Engineering, PLLC

New York, NY

Full-Service MEP/FP Engineering

Website1 office6 projectsUpdated Jun 2026

Project: Yahoo New York Office and Training Center

Service: Mechanical EngineeringService: Heating, Ventilation, and Air ConditioningService: Refrigeration PlantsIndustry: CommercialIndustry: ResidentialType: MEP+33 more

Waldemar S. Nelson & Co., Inc.

New Orleans, LA

Engineering is the Foundation of Civilization

WebsitePhone2 offices2 projects2 credentials2 publicationsFounded 1945

Project: Artemis II Space Mission Engineering

Service: Civil, Structural and Architectural EngineeringService: Civil Site and Infrastructure DesignService: Structural Engineering for Complex FacilitiesIndustry: Oil & GasIndustry: PetrochemicalType: Architecture & Engineering+34 more

Waldron Engineering & Construction, Inc.

Exeter, NH

Energy Solutions for the World Ahead

WebsitePhone1 office6 projects4 leaders2 credentialsUpdated Jun 2026

Project: TWA Flight Center Hotel Energy Center

Service: AnalyticsService: Energy ModelingService: Strategic InsightsIndustry: Power GenerationIndustry: Renewable EnergyType: Power & Utility Engineering+20 more

Water & Environmental Technologies, Inc.

Butte, MT

Founded on Practical Solutions.

WebsitePhone9 offices2 projects1 credentialsFounded 2000Size Estimate: 25-100 employees

Project: Parrot Site Superfund Cleanup, Butte

Service: Geoscience & Contaminant HydrogeologyService: Contaminant hydrogeologyService: Groundwater monitoringIndustry: Power GenerationIndustry: Oil & GasType: Civil Engineering+64 more

Weiser Engineering, P.C.

Peachtree Corners, GA

WE build lasting relationships with a hands on approach to engineering.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Electrical Power Systems Engineering

Service: Electrical Power Systems EngineeringService: Primary Distribution DesignService: Secondary Distribution DesignIndustry: Food & BeverageIndustry: IndustrialType: Electrical Engineering+13 more

Weishuhn Engineering, Inc.

Columbus, TX

Environmental and Engineering Solutions

WebsitePhone1 office10 projects1 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Project: Jordan Ranch Wastewater System Conversion

Service: Wastewater EngineeringService: TPDES Wastewater System Design and PermittingService: OSSF / Septic System DesignIndustry: WastewaterIndustry: Water SupplyType: Civil Engineering+27 more

Wessler Engineering

Indianapolis, IN

There is no water problem we can't solve togetherâ„¢

WebsitePhone8 offices8 projects8 leaders6 credentials3 publications

Project: Warsaw Wastewater Treatment Plant

Service: Wastewater EngineeringService: Wastewater treatment plant designService: Wastewater collection system design and rehabilitationIndustry: GovernmentType: Automation & Controls+54 more

West Plains Engineering, Inc.

Rapid City, SD

MEP and power engineering solutions for the Upper Midwest

WebsitePhone4 offices1 projects7 leadersFounded 1984Size Estimate: 30-50 employees

Project: DSU Trojan Athletics Complex

Service: Mechanical EngineeringService: Heating, Ventilating and Air ConditioningService: Heat Recovery SystemsIndustry: EducationIndustry: Sports & RecreationType: MEP+44 more

West, Welch, Reed Engineers, Inc.

Knoxville, TN

Engineering Your Ideas

WebsitePhone1 officeFounded 1975Updated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power Distribution SystemsService: Specialty Lighting and ControlsIndustry: CommercialIndustry: RetailType: Electrical Engineering+18 more

Western Consulting Group

Boise, ID

Inspiring sustainable solutions for the world's infrastructure

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Wastewater & Collection System Engineering

Service: Wastewater & Collection System EngineeringService: Master PlanningService: Gravity and Pressure System DesignIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+57 more

Westinghouse Electric Company

Cranberry Township, PA

Shaping Tomorrow's Energy Through Advanced Nuclear Technology

Website1 officeFounded 1886Size Estimate: 10,000-15,000 employeesUpdated Jun 2026

Service detail: New Plant Design

Service: New Plant DesignService: Nuclear FuelService: Operating Plant ServicesIndustry: NuclearIndustry: Power GenerationType: Power & Utility Engineering+3 more

Weston & Sampson

Your world is always changing, & so are we.

Website8 projects6 credentialsUpdated Jun 2026

Project: Church Creek Drainage Basin Flood Reduction Study

Service: PlanningService: Community & Comprehensive PlanningService: Zoning & DevelopmentIndustry: GovernmentIndustry: UtilitiesType: Architecture & Engineering+79 more

Weston Solutions, Inc.

West Chester, PA

Committed to Creating a Better Tomorrow

WebsitePhone2 offices3 credentialsFounded 1957Updated Jun 2026

Service detail: Environmental Remediation

Service: Environmental RemediationService: RemediationService: Investigation and Remediation of PFASIndustry: ChemicalsIndustry: PharmaceuticalType: Civil Engineering+31 more

Westwood Professional Services

Multi-discipline professional engineering and land surveying solutions

Website4 projects4 leaders4 credentialsUpdated Jun 2026

Project: Edwards-Sandborn Solar + Storage

Service: ArchitectureService: Landscape ArchitectureService: Civil EngineeringIndustry: CommercialIndustry: Data CentersType: Architecture & Engineering+53 more

Whitchurch Engineering Inc

Fortuna, CA

You Can Build With Confidence.

WebsitePhone2 offices5 projects1 credentialsFounded 1996Updated Jun 2026

Project: Humboldt Bay Power Plant Decommissioning Project

Service: Civil EngineeringService: Utility Infrastructure DesignService: Multifamily DevelopmentIndustry: CommercialIndustry: Food & BeverageType: Architecture & Engineering+51 more

White Brothers Consulting, LLC

Charleston, WV

Engineering and Surveying

WebsitePhone1 office5 projects2 leaders1 credentialsFounded 2011

Project: I-40 Widening - Levy Bridges

Service: Civil EngineeringService: Site DevelopmentService: Roadway DesignIndustry: Oil & GasIndustry: MiningType: Civil Engineering+20 more

Whitman

Somerset, NJ

Creating Solutions. Exceeding Expectations.

WebsitePhone1 office10 leaders13 credentialsUpdated Jun 2026

Service detail: Environmental Consulting

Service: Environmental ConsultingService: Site RemediationService: Environmental InvestigationIndustry: Environmental & RemediationIndustry: Waste ManagementType: Environmental Engineering+18 more

Wi-Skies, LLC

Professional and Experienced Engineers

Website8 projects20 leaders7 credentialsFounded 2014Size Estimate: 10-49 employeesUpdated Jun 2026

Project: Illinois DOT Call Lighting Design Services (District 1)

Service: Transportation Electrical EngineeringService: Roadway LightingService: Intelligent Transportation SystemsIndustry: GovernmentIndustry: TransportationType: Aviation Engineering+36 more

Wiedeman and Singleton, Inc.

Rock Hill, SC

Tradition Meets Innovation

WebsitePhone2 offices4 leadersFounded 1925Updated Jun 2026

Service detail: Water Supply Engineering

Service: Water Supply EngineeringService: Wastewater EngineeringService: Planning & StudiesIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+3 more

Wild Boar Engineering Services

Fredericksburg, TX

Built to deliver

WebsitePhone2 offices2 leaders2 credentialsUpdated Jun 2026

Service detail: Transmission & Substation Design

Service: Transmission & Substation DesignService: Substation Physical and Control EngineeringService: High-Voltage Transmission Line EngineeringIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+21 more