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.

Filters2

A2e Technologies

San Diego, CA

Electronic Design Built for Critical Programs

WebsitePhone1 office9 projects8 credentialsUpdated Jun 2026

Project: 600W Power Factor Corrector

Service: Electronics Design ServicesService: Hardware DesignService: PCB Design and LayoutIndustry: DefenseIndustry: AerospaceType: Electrical Engineering+24 more

Alliance PCB Solutions LLC

Mount Pleasant, SC

Designing Tomorrow's Technology-Today!

WebsitePhone1 office3 leaders1 credentialsFounded 2018Updated Jun 2026

Service detail: PCB Design & Layout

Service: PCB Design & LayoutService: EDA Library DevelopmentService: Schematic CaptureIndustry: DefenseIndustry: AerospaceType: Electrical Engineering+11 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

DEON-INC Engineering Solutions

Palm Harbor, FL

DEON-INC Engineering Solutions is a multi-disciplinary technology practice specializing in product design, analysis, and manufacturing support. It delivers end-to-end solutions across electronic and electrical design, PCB layout engineering, FPGA and ASIC development, software engineering, mechanical engineering, finite element analysis, and FAA certification. The practice serves commercial, industrial, defense, and aerospace clients, offering services from initial concept through low-rate initial production and full production phases.

WebsitePhone2 offices5 projectsUpdated Jun 2026

Project: Air to Air Refueling LRU Development

Service: Custom Electronic DesignService: Hardware Design and DevelopmentService: Concept Redesign and EngineeringIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+27 more

Difftronic, LLC

Los Angeles, CA

Embedded Hardware Design Services

Website1 officeUpdated Jun 2026

Service detail: Embedded Hardware Design

Service: Embedded Hardware DesignService: Harness DesignService: Test Equipment DevelopmentIndustry: ElectronicsIndustry: TelecommunicationsType: Electrical Engineering+10 more

Entropic Engineering LLC

Saint Paul, MN

Boutique engineering from concept through manufacturing and logistics

WebsitePhone1 officeUpdated Jun 2026

Service detail: Research and Need Analysis

Service: Research and Need AnalysisService: Root Cause and Need AnalysisService: Use Case AnalysisIndustry: ManufacturingIndustry: ElectronicsType: Electrical Engineering+82 more

InterConnect Defense

Cyber security experts

WebsiteUpdated Jun 2026

Service detail: Reverse Engineering and Vulnerability Analysis

Service: Reverse Engineering and Vulnerability AnalysisService: Systems Reverse EngineeringService: Hardware and Software AnalysisIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+23 more

Joshua Tree Technologies, LLC

Castle Dale, UT

Your Product Development and Technology Partner.

Website1 office5 projectsUpdated Jun 2026

Project: Audio, Analog, Digital, DSP, and Firmware System Development

Service: Product DevelopmentService: Research and Development ManagementService: Project Outsourcing SupportIndustry: ManufacturingIndustry: ElectronicsType: Electrical Engineering+35 more

Newgrange Design Inc

Wakefield, MA

Excellence In Printed Circuit Board Design

WebsitePhone1 office7 leaders1 credentialsFounded 1996Size Estimate: 11-50 employees

Service detail: PCB Design and Layout

Service: PCB Design and LayoutService: Multilayer Layout and RoutingService: Schematic Entry and CaptureIndustry: AerospaceIndustry: Medical DevicesType: Electrical Engineering+20 more

Perseus Technology, Inc.

Apopka, FL

Expert electronics engineering and PCB design

WebsitePhone1 officeUpdated Jun 2026

Service detail: Electronics and Product Design

Service: Electronics and Product DesignService: Circuit Design and SimulationService: Schematic CaptureIndustry: ElectronicsIndustry: ManufacturingType: Electrical Engineering+26 more

Persons Industries LLC

Huntsville, AL

Engineering for the Future

WebsitePhone1 office8 projects1 publicationsUpdated Jun 2026

Project: Hazard Tracking and Mitigation System (HAZTAMS)

Service: AI & Autonomous SystemsService: Embedded Systems & ArchitectureService: Electrical IntegrationIndustry: AerospaceIndustry: AgricultureType: Automation & Controls+27 more

Rutherford Engineering LLC

Troy, VA

Software and Electronics Engineering

WebsitePhone1 officeUpdated Jun 2026

Service detail: FPGA Integration and Development

Service: FPGA Integration and DevelopmentService: FPGA IntegrationService: FPGA DevelopmentIndustry: AviationIndustry: ElectronicsType: Electrical Engineering+11 more

Volta Integrator

Engineering Your Future

Website1 projectsUpdated Jun 2026

Project: Electric Truck Jack

Service: Product DesignService: Virtual PrototypingService: Sustainability AnalysisIndustry: IndustrialIndustry: Consumer ProductsType: Electrical Engineering+26 more

Zephyr Designs Engineering & Strategy Consulting

Durham, NC

Leading Innovation with Engineering & Business Expertise

WebsitePhone1 office1 projects1 leadersSize Estimate: 1 employeesUpdated Jun 2026

Project: Handheld Medical Device Design and Regulatory Compliance

Service: High-Precision Test Equipment DesignService: Integrated Circuit Tester DevelopmentService: High-Resolution GPS SystemsIndustry: Medical DevicesIndustry: ElectronicsType: Electrical Engineering+19 more

vigilant.engineering

Seattle, WA

Many engineering firms build hardware. We build operational impact.

Website1 office2 leadersFounded 2025Updated Jun 2026

Service detail: Concept & Architecture Development

Service: Concept & Architecture DevelopmentService: Concept DevelopmentService: Architecture DevelopmentIndustry: DefenseIndustry: Intelligence & National SecurityType: Electrical Engineering+32 more