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.

Filters1

3D Innovations, LLC

Honolulu, HI

Developing Ideas From Concept To Product

WebsitePhone1 office5 projects
Service: Product Design & EngineeringService: 3D CAD Design & VisualizationIndustry: AerospaceType: Mechanical Engineering+16 more

3jk Engineering Consultants Llc

Espanola, NM

Solving demanding technical problems through engineering, analysis, prototyping, and testing.

WebsitePhone1 office1 leaders
Service: Engineering and DesignService: Custom Equipment Engineering and DesignIndustry: Oil & GasType: Acoustic Consulting+32 more

A&B Foundry, Machining, and Fabrications

Franklin, OH

Engineering Excellence + Inspiring Innovation

WebsitePhone1 officeUpdated Jun 2026
Service: CastingsService: Air Set MoldingIndustry: AerospaceType: Industrial Engineering+32 more

A2e Technologies

San Diego, CA

Electronic Design Built for Critical Programs

WebsitePhone1 office9 projects
Service: Electronics Design ServicesService: Hardware DesignIndustry: DefenseType: Electrical Engineering+26 more

ACSYeS Inc

Aberdeen Proving Ground, MD

Scientific and engineering consulting services for aerospace, defense, and commercial applications.

WebsitePhone2 officesUpdated Jun 2026
Service: Systems EngineeringService: Architecture DevelopmentIndustry: AerospaceType: Defense Engineering+25 more

ADAPT Technology

Auburn Hills, MI

Engineering from Concept to Production

WebsitePhone2 offices1 projects
Service: Engineering DesignService: CAD/CAE DesignIndustry: AerospaceType: Mechanical Engineering+29 more

ADDX Corporation

Alexandria, VA

Tenacious by Nature

WebsitePhone1 officeUpdated Jun 2026
Service: Engineering Readiness and Lifecycle SupportService: Digital Engineering LaunchpadIndustry: DefenseType: Defense Engineering+25 more

AFORGE LLC

Lorton, VA

Accelerating the Speed of Knowledge to Support National Security

WebsitePhone3 offices6 credentials
Service: Strategy, Advisory, & ConsultingService: Strategic & Operational PlanningIndustry: DefenseType: Defense Engineering+30 more

Advanced Technology & Research Corporation

Beltsville, MD

Fifty Years of Engineering Excellence

WebsitePhone1 office2 projects
Service: Engineering ServicesService: Ship Signatures TechnologyIndustry: DefenseType: Defense Engineering+11 more

Aerospace Structural Research Corp

Milford, CT

Transforming Ideas into Reality with Engineering Expertise

WebsitePhone1 officeFounded 1995
Service: Engineering Design ServicesService: Computer-Aided Design (CAD)Industry: AerospaceType: Aerospace Engineering+47 more

Albacore Aerospace LLC

Melbourne, FL

High-Performance VTOL Aircraft & Launch Vehicles

Website1 office2 projectsUpdated Jun 2026
Service: VTOL Aircraft Design & PrototypingService: Aquilon VTOL Jet InterceptorIndustry: AerospaceType: Aerospace Engineering+20 more

Altron, Inc.

Mount Pleasant, SC

Trusted Service - Proven Results

WebsitePhone2 offices2 projects
Service: Systems and Software EngineeringService: AI and Machine LearningIndustry: DefenseType: Defense Engineering+27 more

American Engineering Group LLC

Akron, OH

Fast-Track Your Product From Concept To Reality

WebsitePhone1 office5 projects
Service: Product Design & DevelopmentService: Product ideation and concept testingIndustry: DefenseType: Mechanical Engineering+37 more

Amtec Corporation

Huntsville, AL

Engineering and technical services for federal government agencies and defense programs

WebsitePhone1 officeFounded 1988
Service: Systems and Multi-Disciplinary EngineeringService: Aerospace EngineeringIndustry: AerospaceType: Aerospace Engineering+27 more

Amtech Aeronautical Limited

Medicine Hat, AB

Aeronautical Design, Defence R&D, and Industrial Automation

Website1 office5 projects2 credentials
Service: Aeronautical Engineering and CertificationService: Aircraft Modifications and Repairs DesignIndustry: AerospaceType: Aerospace Engineering+21 more

Anchor Innovation, Inc.

Virginia Beach, VA

From the Waterfront to Operational Edge

WebsitePhone1 office1 credentials
Service: Direct Operations SupportService: Port OperationsIndustry: DefenseType: Defense Engineering+30 more

Apollo Engineering Design Group

Logan, UT

Mechanical Engineering At Its Finest

WebsitePhone1 office8 projects
Service: Engineering Analysis & SimulationService: Finite Element Analysis (FEA)Industry: Sports & RecreationType: Mechanical Engineering+18 more

Applied Research Associates, Inc.

Albuquerque, NM

Innovative Solutions to Complex Problems

Website1 office5 projects1 credentials
Service: Integrated Systems EngineeringService: Assured Position Navigation and TimingIndustry: DefenseType: Defense Engineering+49 more

Array of Engineers

Grand Rapids, MI

Designing | Automating | Testing

Website1 office7 projectsUpdated Jun 2026
Service: Automated Hardware-Software TestingService: Automated Hardware-Software Integration TestingIndustry: AerospaceType: Software Engineering+32 more

Astra Solutions LLC

Huntsville, AL

Expert engineering, procurement, and advisory services for defense and commercial clients

WebsitePhone1 office1 leaders
Service: Systems Engineering & Technical Assistance (SETA)Service: Systems Integration and EvaluationIndustry: DefenseType: Defense Engineering+31 more

Attollo, LLC

New Bern, NC

Technically Proficient & Operationally Relevant

WebsitePhone2 offices3 leaders
Service: Engineering ServicesService: Model-Based Systems EngineeringIndustry: DefenseType: Defense Engineering+22 more

Azimuth, Incorporated

Morgantown, WV

Supporting the Defense of Our Nation

WebsitePhone3 offices5 projects
Service: Electronic EngineeringService: Ruggedized Systems DesignIndustry: DefenseType: Defense Engineering+25 more

BLT

Columbia, MD

The FPGA Experts

WebsitePhone2 offices2 credentials
Service: FPGA & SoC DesignService: FPGA Design ServicesIndustry: AerospaceType: Electrical Engineering+20 more

BelleQuant Engineering, PLLC

BelleQuant Engineering offers consulting services in product design, mechanical engineering, materials science, manufacturing, fluid dynamics, and scientific computing. The practice specializes in the analysis and design of blade systems for wind turbines, incorporating structural finite element analysis for stress, deflection, fatigue, and nonlinear behaviors. It also provides computational fluid dynamics simulations for steady and unsteady flows, as well as testing facilities for small cooling fans adhering to ANSI/AMCA and ANSI/ASHREA standards.

Website1 projects1 credentialsUpdated Jun 2026
Service: Mechanical Design and EngineeringService: Machinery Design and Assembly AnalysisIndustry: WindType: Materials Engineering+24 more