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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Wilsdorf Consulting, LLC

Tulsa, OK

Welding Engineering & CWI Inspection Services

WebsitePhone1 office1 leaders2 credentialsSize Estimate: 1 employeesUpdated Jun 2026

Service detail: WPS/PQR Development & Qualification

Service: WPS/PQR Development & QualificationService: WPS Drafting and Test Coupon DesignService: PQR Witnessing and Performance TestingIndustry: Oil & GasIndustry: Power GenerationType: Materials Engineering+25 more

Wilson Okamoto Corporation

Honolulu, HI

Thoughtful Innovation And Highly Responsive Civil Engineering Services

WebsitePhone2 offices10 projects9 leaders37 credentialsFounded 1947

Project: Kaneohe-Kailua Wastewater Conveyance & Treatment Facilities

Service: Civil EngineeringService: Site DevelopmentService: Water and Wastewater SystemsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+21 more

Windsor Engineers

Ridgefield, WA

Engineering systems that communities depend on.

WebsitePhone4 offices7 projects8 leaders2 credentialsSize Estimate: 10-50 employees

Project: Cannon Beach Water Resiliency

Service: Mechanical EngineeringService: High-Efficiency HVAC and Hydronic System DesignService: Ventilation and Indoor Air Quality SystemsIndustry: GovernmentIndustry: HospitalityType: MEP+43 more

Wolf Engineering

Collaborative MEP design built on expertise, partnership, and performance.

Website15 projects19 leaders5 credentialsFounded 2021Size Estimate: 20+ employeesUpdated Jun 2026

Project: Mission Critical Power Systems

Service: Mechanical DesignService: HVAC DesignService: Specialized Piping SystemsIndustry: IndustrialIndustry: ManufacturingType: MEP+27 more

Wolf Engineering LLC

High Quality - On Time - All the Time!

Website2 leadersFounded 2006Updated Jun 2026

Service detail: Flood & Erosion Hazard Analysis

Service: Flood & Erosion Hazard AnalysisService: Floodplain StudiesService: Flood Frequency AnalysisIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Civil Engineering+21 more

Wood Harbinger

We solve tough challenges with brilliant engineering and exceptional client service.

Website15 projects1 credentialsSize Estimate: 25-75 employeesUpdated Jun 2026

Project: SR-520 Floating Bridge

Service: Electrical EngineeringService: Power generation, transmission, and distribution systems designService: Electrical system modeling and studiesIndustry: GovernmentIndustry: EducationType: Electrical Engineering+31 more

Wooster & Associates

Pittsburgh, PA

Straightforward & Unwavering

WebsitePhone2 offices5 projects7 leadersUpdated Jun 2026

Project: Bakery Square Development

Service: Traffic EngineeringService: Highway Design EngineeringService: Site Civil EngineeringIndustry: ResidentialIndustry: Land DevelopmentType: Civil Engineering+13 more

Wright Engineering Corporation

Chandler, AZ

The Standard in Outdoor Lighting and Electrical Engineering Design

WebsitePhone1 office7 projects6 leaders23 credentialsFounded 1984

Project: ASU Electric Vehicle Charging Stations

Service: Street LightingService: Public and Private DesignService: Municipal CIPIndustry: GovernmentIndustry: Multifamily ResidentialType: Electrical Engineering+95 more

X-Feds, Inc.

San Diego, CA

X-perience. X-pertise. X-cellence.

Website1 office4 projects3 credentialsFounded 2004Updated Jun 2026

Project: Navy First ATO for Azure (NAVSEA / Microsoft)

Service: Security EngineeringService: Information AssuranceService: Multi-Level Security EngineeringIndustry: DefenseIndustry: FederalType: Defense Engineering+21 more

Y2 Consultants LLC

Jackson, WY

Define. Design. Deliver.

WebsitePhone3 officesUpdated Jun 2026

Service detail: Civil, Structural & Environmental Engineering

Service: Civil, Structural & Environmental EngineeringService: Site Redevelopment and Master PlanningService: Water Distribution Systems and TestingIndustry: Land DevelopmentIndustry: Natural ResourcesType: Civil Engineering+49 more

YA Group

Find your Decisive Advantage

Website3 leadersFounded 2002Updated Jun 2026

Service detail: Accident Reconstruction & Biomechanics

Service: Accident Reconstruction & BiomechanicsService: Accident ReconstructionService: Event Data Recorder (EDR) DownloadsIndustry: GovernmentIndustry: LegalType: Forensic Engineering+40 more

YU & Associates, Inc.

Elmwood Park, NJ

Multidisciplinary Engineering Services

WebsitePhone1 office5 projects3 leaders1 credentialsFounded 1992

Project: RFK Bridge (RK-93): Relocation of Queens-Randall's Ramp and Pedestrian Ramps

Service: Geotechnical EngineeringService: Subsurface InvestigationService: Soil AnalysisIndustry: TransportationIndustry: Land DevelopmentType: Civil Engineering+19 more

Youngblood, Tyler & Associates, P.C.

Glen Allen, VA

Engineering Excellence

WebsitePhone1 office2 projectsFounded 1971Size Estimate: 35-45 employeesUpdated Jun 2026

Project: Bacova Development

Service: Civil EngineeringService: Drainage Systems and Flood StudiesService: Engineering ReportsIndustry: ResidentialIndustry: CommercialType: Civil Engineering+34 more

ZI Engineering, P.C.

Lynbrook, NY

ZI Engineering, P.C. is a multi-disciplinary engineering practice based in Lynbrook, New York, providing construction management, resident engineering, condition assessment, facade inspection, structural design, special inspections, and transportation engineering. The practice delivers services to public agencies and private owners across the New York Metro area, serving clients such as NYCDEP, MTA, NYCSCA, NYCDDC, NYCHA, and NYSOGS.

WebsitePhone2 offices13 projectsUpdated Jun 2026

Project: Water Main Extension/Replacement near NYC Transit Facilities (Project GE353)

Service: Construction Management, Resident Engineering, and Construction InspectionService: Construction ManagementService: Resident Engineering InspectionIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+29 more

ZUVIC Infrastructure Solutions

Rocky Hill, CT

Designing Complete Solutions

WebsitePhone2 offices10 leadersFounded 1988Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site/Civil and Utility DesignService: Transportation DesignIndustry: EducationIndustry: CommercialType: Civil Engineering+16 more

Zachry Nuclear Engineering Inc

Stonington, CT

Dedicated Nuclear Focus

Website2 offices2 credentialsUpdated Jun 2026

Service detail: Engineering

Service: EngineeringService: Mechanical and Electrical EngineeringService: Civil and Structural EngineeringIndustry: NuclearIndustry: Power GenerationType: Automation & Controls+17 more

Zannino Engineering, Inc.

Glen Allen, VA

Innovative & Reliable

WebsitePhone1 office4 projects16 leaders10 credentialsFounded 1991

Project: Manchester Condos

Service: Geotechnical EngineeringService: Subsurface InvestigationsService: Foundation Design RecommendationsIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+25 more

Zeltmacher Structural Design Engineering

Visalia, CA

Service Through Preeminence

WebsitePhone1 office16 projects12 leaders1 credentialsFounded 2010

Project: Traveler's Motel Affordable Housing Redevelopment

Service: Structural Systems Design, Analysis, and DetailingService: Wood, Steel, Concrete, and Masonry DesignService: Performance and Safety AnalysisIndustry: GovernmentIndustry: EducationType: Structural Engineering+24 more

Zest LLC

Greenbelt, MD

Expert Management, Quality Design and Consulting Services.

WebsitePhone2 offices1 projects1 credentialsUpdated Jun 2026

Project: Purple Line Transit Project

Service: Storm Water ManagementService: TMDL Compliance AuditingService: LID and ESD RetrofitIndustry: Stormwater & Flood ControlIndustry: GovernmentType: Civil Engineering+60 more

e2 engineers

New London, CT

Practical Engineering Solutions From Different Angles

WebsitePhone2 offices8 projects5 leadersFounded 2002Size Estimate: 11-50 employees

Project: New Canaan Library

Service: Structural Assessment and FeasibilityService: Load Ratings & Condition AssessmentsService: Feasibility Studies & Code ReviewsIndustry: Arts & CultureIndustry: GovernmentType: Structural Engineering+21 more

iDesign Engineering Inc.

Beltsville, MD

Knowledge. Dedication. Reliability.

WebsitePhone2 offices24 projects11 leadersFounded 2012Size Estimate: 10-20 employees

Project: I-95 Section 200 Widening

Service: Water Resources EngineeringService: Low-Impact Development and ESDService: Hydrologic and Hydraulic ModelingIndustry: Highways & RoadsIndustry: TransportationType: Civil Engineering+33 more

iGET Services LLC

Houston, TX

With Professional Excellence!

WebsitePhone1 office8 credentialsSize Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Buildings and Facilities Design

Service: Buildings and Facilities DesignService: Disaster Resistant Home DesignService: Windstorm EngineeringIndustry: GovernmentIndustry: CommercialType: Architecture & Engineering+25 more

nStone Corporation

Albuquerque, NM

Innovative Engineering Solutions & Project Management

WebsitePhone1 office3 leaders1 credentialsFounded 2010Size Estimate: 50-100 employees

Service detail: Operations & Facility Management

Service: Operations & Facility ManagementService: Strategic decision analysisService: Life cycle asset managementIndustry: GovernmentIndustry: NuclearType: Environmental Engineering+47 more