Public engineering firm directory

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Diatomic Product Development

Seattle, WA

World-class engineering design and product development consultancy

WebsitePhone1 officeUpdated Jun 2026

Service detail: Product Development

Service: Product DevelopmentService: Opportunity and StrategyService: Research and DefineIndustry: Consumer ProductsIndustry: Medical DevicesType: Mechanical Engineering+26 more

Impact Naval Architects Llc

Bainbridge Island, WA

Technical Expertise, Practical Application

Website1 office5 projects3 leadersFounded 2017Size Estimate: 1-10 employeesUpdated Jun 2026

Project: San Francisco Bay Ferry High Speed Passenger Catamarans

Service: Naval Architecture and Vessel DesignService: New Vessel DesignService: Refit Design and EngineeringIndustry: MarineIndustry: GovernmentType: Naval Architecture+7 more

Johnston Engineering, PLLC

Spokane, WA

Supporting Your Project Success On Your Timeline

WebsitePhone2 offices1 leadersUpdated Jun 2026

Service detail: Mechanical Engineering and Design

Service: Mechanical Engineering and DesignService: 3D CAD ModelingService: Component DesignIndustry: Carbon CaptureIndustry: Energy StorageType: Mechanical Engineering+37 more

NSE Composites

Seattle, WA

NSE Composites is an engineering firm specializing in advanced composite structures for aerospace and wind energy applications. Founded in Seattle in 1996, it brings expertise in structural design and analysis, finite element modeling, structural testing, and engineering software development. NSE supports projects from preliminary design through FAA certification and applies fracture mechanics, fatigue analysis, and progressive damage modeling to structures in commercial aircraft programs and wind turbine blade development.

WebsitePhone1 officeFounded 1996Updated Jun 2026

Service detail: Structural Design and Analysis

Service: Structural Design and AnalysisService: Finite Element AnalysisService: Structural TestingIndustry: AerospaceIndustry: WindType: Structural Engineering+4 more

Weaver Engineering

Bellevue, WA

Design of Weldments, Fatigue Design, and Finite Element Analysis

WebsitePhone1 office5 projects1 leaders2 credentialsFounded 1992

Project: SR 104 Hood Canal Bridge Retrofit and East Half Replacement Truss Analysis

Service: Weldment EngineeringService: Weld Joint DetailingService: Welding Code Compliance EvaluationIndustry: ManufacturingIndustry: IndustrialType: Forensic Engineering+17 more