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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AMT Corporation

Madison, AL

Absolute accuracy. Proven reliability.

WebsitePhone1 office1 leaders3 credentialsUpdated Jun 2026

Service detail: Systems Engineering and CAD

Service: Systems Engineering and CADService: Mechanical system and component designService: Reverse engineering and analysisIndustry: DefenseIndustry: SpaceType: Defense Engineering+20 more

Axiom Aerospace LLC

Chicago, IL

Full Aircraft Certification and Engineering Services

Website1 officeUpdated Jun 2026

Service detail: FAA Certification and Foreign Validation

Service: FAA Certification and Foreign ValidationService: Airworthiness Certification for Parts 23, 25, 27, and 29Service: Supplemental Type CertificationIndustry: AerospaceIndustry: AviationType: Aerospace Engineering+10 more

BLT Engineering

Custom Solutions for Sensor Applications and Electro-Mechanical Systems

Website5 projectsUpdated Jun 2026

Project: Orbcomm GPS Satellite Electro-Mechanical Packaging

Service: Engineering DesignService: Electro-Mechanical DesignService: CAD and 3D ModelingIndustry: AerospaceIndustry: DefenseType: Automation & Controls+38 more

Bluefin Innovations LLC

Imagine. Invent. Innovate.

Website19 projectsSize Estimate: 1-24 employeesUpdated Jun 2026

Project: Airport Biometric Access Control Handheld

Service: Embedded Systems Design and DevelopmentService: PCB Design and LayoutService: Firmware DevelopmentIndustry: DefenseIndustry: Medical DevicesType: Defense Engineering+32 more

Building Momentum LLC

From Prototype to Operator in Weeks

Website4 projects10 leadersFounded 2015Updated Jun 2026

Project: Mobile Truck Lab

Service: Rapid Prototyping & Product DevelopmentService: Concept-to-Prototype EngineeringService: COTS Technology IntegrationIndustry: DefenseIndustry: FederalType: Defense Engineering+20 more

Core Source Technologies, LLC

Germantown, MD

Accelerating Your Innovative Solutions

WebsitePhone1 office10 projects6 credentialsUpdated Jun 2026

Project: Vulcane Enclosure

Service: Mechanical EngineeringService: Electronic EnclosuresService: Hardware Engineering & PCB DesignIndustry: DefenseIndustry: Medical DevicesType: Mechanical Engineering+16 more

Creative Engineers Inc

New Freedom, PA

Alkali metals and chemical process engineering experts

WebsitePhone1 office5 projects19 leaders1 credentialsFounded 1996

Project: SEA Wire PTFE-Coated Wire Etching System

Service: Chemical & Process EngineeringService: Conceptual and Detailed Process DesignService: Process Flow Diagrams (PFDs) & Mass and Energy Balance (M&EB)Industry: NuclearIndustry: Oil & GasType: Chemical Engineering+33 more

Daniel Development Group, LLC

Phoenix, AZ

Help clients solve their engineering and design challenges and get to market quickly.

WebsitePhone1 office3 leadersFounded 1997Updated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Embedded Systems & Circuit DesignService: IoT & Wireless NetworkingIndustry: ElectronicsIndustry: Consumer ProductsType: Electrical Engineering+30 more

Design Innovation Inc.

Mechanical & New Product Design, Rapid Prototype Fabrication

Website5 projects1 leadersSize Estimate: 1-5 employeesUpdated Jun 2026

Project: Ford DeWalt Tool Link RFID System

Service: Product DesignService: System Integration & Power ManagementService: Electronic Packaging & EnclosuresIndustry: Medical DevicesIndustry: AutomotiveType: Mechanical Engineering+20 more

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

Dirks Instruments LLC

Stilwell, KS

Custom Test Equipment and Product Design

WebsitePhone1 office9 projects1 leadersUpdated Jun 2026

Project: Life Cycle Tester

Service: Engineering Design ServicesService: Product DevelopmentService: PrototypingIndustry: Medical DevicesIndustry: HealthcareType: Mechanical Engineering+18 more

Fenn Enterprises

Lake Forest Park, WA

Hydrographic Surveyors

WebsitePhone1 office4 projects2 credentialsSize Estimate: 1-5 employeesUpdated Jun 2026

Project: Derelict Crab Pot Surveys - Port Susan and Similk Bay

Service: Hydrographic SurveysService: Sidescan Sonar SurveysService: Multibeam Sonar SurveysIndustry: MarineIndustry: Natural ResourcesType: Marine Engineering+19 more

Fire & Risk Alliance

Rockville, MD

Engineering a Safer Future

WebsitePhone1 officeUpdated Jun 2026

Service detail: Fire Protection Engineering & Code Consulting

Service: Fire Protection Engineering & Code ConsultingService: Code ConsultingService: Fire Protection and Life Safety Narrative ReportsIndustry: AerospaceIndustry: DefenseType: Fire Protection Engineering+40 more

GaN Corporation

Huntsville, AL

Innovate with Purpose

Website2 offices1 leadersUpdated Jun 2026

Service detail: Training, Test & Evaluation

Service: Training, Test & EvaluationService: T&E Capability DevelopmentService: Systems Engineering PracticesIndustry: DefenseIndustry: FederalType: Defense Engineering+51 more

Hamel Engineering, LLC

Sudbury, MA

Solving the Toughest Challenges for Emerging Technology Developers

Website1 office5 projectsUpdated Jun 2026

Project: Demo System Containerization

Service: Design & AnalysisService: System Architecture and Process DesignService: Skid Design and PackagingIndustry: Energy StorageIndustry: ChemicalsType: EPC+17 more

Holifield Engineering, Inc.

Helping Businesses Make Ideas Happen.

Website3 projectsFounded 1995Updated Jun 2026

Project: Quadcopter Frame Development

Service: Manufacturing and PrototypingService: Composite Mold & Fixture ProductionService: Aluminum Vacuum Trim-and-Drill FixturesIndustry: AerospaceIndustry: MarineType: Mechanical Engineering+14 more

Infinite Technologies RCS, Inc.

Radome Excellence for Demanding Applications

WebsiteUpdated Jun 2026

Service detail: Radome Engineering & Design

Service: Radome Engineering & DesignService: Electromagnetic & RF Performance AnalysisService: Mechanical & Environmental AnalysisIndustry: DefenseIndustry: FederalType: Aerospace Engineering+25 more

Integrated Design Solutions LLC

Bohemia, NY

Dependable Performance Through Engineering Excellence

WebsitePhone1 officeFounded 2002Updated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Mechanical DesignService: Program ManagementIndustry: DefenseIndustry: FederalType: Mechanical Engineering+7 more

Matrix CAD Design, Inc.

Denver, NC

Southeast's Leader in 3D Scanning Services, Creaform 3D Scanner Sales, and 3D CAD Design Services

WebsitePhone1 office4 credentialsFounded 2002Size Estimate: 1-9 employeesUpdated Jun 2026

Service detail: 3D Scanning Services

Service: 3D Scanning ServicesService: Reverse Engineering ScanningService: Quality Control Dimensional InspectionIndustry: ManufacturingIndustry: AutomotiveType: Mechanical Engineering+16 more

Sensytec, Inc.

Houston, TX

Concrete Intelligence Platform

WebsitePhone1 office3 projects2 credentialsFounded 2018Updated Jun 2026

Project: Skanska: 17-Story Building, Washington DC

Service: Wireless Concrete Sensor Systems (SensyCast)Service: Multi-probe temperature monitoringService: Bulk electrical resistivity measurementIndustry: ManufacturingIndustry: InfrastructureType: Materials Testing+22 more

SkyIO

From the Plant Floor to the Cloud and everything in between

Website10 projects6 publicationsSize Estimate: 1-50 employeesUpdated Jun 2026

Project: Rockline Manufacturing Data Platform

Service: IT/OT IntegrationService: Database Management and ReportingService: Manufacturing Cloud PlatformsIndustry: ChemicalsIndustry: Food & BeverageType: Automation & Controls+24 more

Spring Environmental Inc

Spokane, WA

Simplifying environmental and safety compliance through high-quality technical assistance

WebsitePhone1 office2 leaders8 credentialsFounded 1997Updated Jun 2026

Service detail: Environmental Compliance & Engineering

Service: Environmental Compliance & EngineeringService: Air Quality & PermittingService: Wastewater & Stormwater PermittingIndustry: Aggregates & QuarryingIndustry: AgricultureType: Environmental Engineering+28 more

Vortex Systems

Enfield, CT

Integrating & Manufacturing World-Class Test Systems for Aircraft Repair Stations on a Global Scale

WebsitePhone1 office4 projects2 credentialsFounded 1996Size Estimate: 5-50 employees

Project: 787 Test Stands

Service: Test Stand Design & BuildService: Hydraulic test standsService: Pneumatic and electro-pneumatic test standsIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+35 more

Watkins Technical Services, Inc.

Meridianville, AL

Specialized engineering for custom process equipment, multispectral survivability, and systems compliance.

WebsitePhone1 office8 projects2 leaders8 publicationsFounded 2010

Project: Chemical Transfer / Supply System for Hydrofluoric & Nitric Acid

Service: Custom Process EquipmentService: Chemical Transfer and Supply SystemsService: Specialty Part DegreasersIndustry: DefenseIndustry: GovernmentType: Defense Engineering+28 more