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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ACSSTechs, LLC

Harvest, AL

Expert Engineering Consultants

WebsitePhone1 office5 credentials
Service: Software EngineeringService: Software Development EnvironmentsIndustry: SoftwareType: Software Engineering+8 more

AVT Simulation

Orlando, FL

Improving Readiness Through Training

WebsitePhone1 office4 projects
Service: Flight Simulator DevelopmentService: Rotary Wing TrainersIndustry: DefenseType: Defense Engineering+48 more

Andrews & Associates Engineering, Inc.

Lynnwood, WA

Professional engineering design services specializing in instrumentation hardware and software development.

WebsitePhone1 office4 projects
Service: Electronics Design and DevelopmentService: Analog and Precision Analog CircuitryIndustry: IndustrialType: Automation & Controls+30 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

B3H Corporation

Shalimar, FL

Building Freedom's Team

WebsitePhone2 officesUpdated Jun 2026
Service: Engineering and Technical SupportService: Systems EngineeringIndustry: DefenseType: Defense Engineering+26 more

Blue Cranium LLC

Rocky River, OH

Enhancing Connectivity to the Earth, the Moon, and Beyond

WebsitePhone1 office2 projects
Service: Space CommunicationsService: Spacecraft Connectivity Analysis and DesignIndustry: AerospaceType: Aerospace Engineering+27 more

C3 Engineering Solutions LLC

Fort Walton Beach, FL

Systems and Software Engineering for Aerospace & Defense Solutions

WebsitePhone1 office3 projects
Service: Systems EngineeringService: Avionics and Stores Management System DevelopmentIndustry: DefenseType: Aerospace Engineering+16 more

CG-Navitronics, Inc.

Palm Bay, FL

Avionics engineering, system integration, and custom test solutions for civil and military aerospace.

WebsitePhone1 office4 projects
Service: Avionics Design & EngineeringService: Technical Program ManagementIndustry: AerospaceType: Aerospace Engineering+23 more

Capstone Technology Partners, Inc.

Capstone Technology Services

Website1 leaders1 credentialsUpdated Jun 2026
Service: Systems Engineering & IntegrationService: Full-Stack System Design & IntegrationIndustry: SoftwareType: Software Engineering+31 more

D4C Product Development Inc.

San Diego, CA

D4C Product Development is a San Diego-based engineering and product development practice that guides hardware products from concept to market. It integrates mechanical, electrical, and software engineering with industrial design, prototyping, and manufacturing support, serving consumer electronics, IoT devices, environmental technology, and public safety markets.

WebsitePhone1 office13 projects
Service: Design & Research StrategyService: Product Requirements DefinitionIndustry: ElectronicsType: Mechanical Engineering+38 more

Daedalus, Inc.

Pittsburgh, PA

Research, Design, and Engineering

WebsitePhone1 office11 projects
Service: ResearchService: User ResearchIndustry: HealthcareType: Mechanical Engineering+48 more

Dav-Lear Systems, Inc.

Diamond Bar, CA

Dav-Lear Systems, Inc. provides information technology, telecommunications, product engineering, systems engineering, and administrative support services. Founded in 1992 and headquartered in Diamond Bar, California, it serves federal, state, and local government agencies, defense contractors, and Fortune 500 corporations, with key clients including Northrop Grumman, Lockheed Martin, Raytheon, and NASA's Jet Propulsion Laboratory.

Website4 offices4 projectsFounded 1992
Service: Software EngineeringService: Software Development and ManagementIndustry: DefenseType: Software Engineering+33 more

Deaton Engineering, Inc.

Georgetown, TX

Deaton Engineering, Inc. is a full-service engineering company founded in 1991 and based in Georgetown, Texas, providing a wide variety of engineering solutions and consulting services to clients in technology and process industries. Composed of Texas-licensed Professional Engineers, engineers, designers, and technical staff, Deaton Engineering specializes in mechanical and electrical engineering, process and facilities engineering, automation and robotics, finite element analysis, product development, and validation engineering. Deaton Engineering enables clients to expand their in-house engineering capabilities and tailors solutions for each project using the optimal level of resources and skills.

WebsitePhone1 office2 projects
Service: Mechanical and Electrical EngineeringService: Finite Element AnalysisIndustry: PharmaceuticalType: Mechanical Engineering+11 more

Decilog Inc

Melville, NY

Secure Software for Mission-Critical Systems

WebsitePhone1 office5 projects
Service: Systems EngineeringService: Systems AnalysisIndustry: DefenseType: Simulation Engineering+23 more

Drones From Scratch

Knoxville, TN

Helping Clients Build Amazing Unmanned Systems

Website1 office4 projectsUpdated Jun 2026
Service: Software EngineeringService: Embedded Software and Microcontroller IntegrationIndustry: DefenseType: Aerospace Engineering+17 more

Entropic Engineering LLC

Saint Paul, MN

Boutique engineering from concept through manufacturing and logistics

WebsitePhone1 officeUpdated Jun 2026
Service: Research and Need AnalysisService: Root Cause and Need AnalysisIndustry: ManufacturingType: Electrical Engineering+84 more

Forward Slope, Inc.

San Diego, CA

FSI is an award-winning technology and professional services provider

WebsitePhone1 office2 projects
Service: Software and Technology SolutionsService: Enterprise Application DevelopmentIndustry: FederalType: Defense Engineering+17 more

G11 Technology Partners

G11 Technology Partners is a technology engineering firm providing cloud architecture, cybersecurity, software engineering, systems engineering, and DevOps services. Its engineers apply NIST, ISO, and RMF frameworks to design and secure custom software and information systems for organizations requiring rigorous security and reliability standards.

WebsiteUpdated Jun 2026
Service: Cloud ServicesService: CybersecurityIndustry: GovernmentType: Software Engineering+3 more

GaN Corporation

Huntsville, AL

Innovate with Purpose

Website2 offices1 leadersUpdated Jun 2026
Service: Training, Test & EvaluationService: T&E Capability DevelopmentIndustry: DefenseType: Defense Engineering+53 more

Gauge Engineering Services LLC

Denton, TX

Agile, cost-competitive engineering and design staffing for aerospace and defense

WebsitePhone1 office1 leaders
Service: Systems EngineeringService: Requirements Analysis and DecompositionIndustry: AerospaceType: Aerospace Engineering+24 more

Green Expert Technology Inc.

Haddonfield, NJ

Helping Clients Reach Their Mission. Helping Employees Reach Their Goals.

WebsitePhone6 offices5 projects
Service: Systems EngineeringService: Integrated Bridge & Navigation SystemsIndustry: DefenseType: Defense Engineering+28 more

H10 Capital

Seattle, WA

Consultation and Engineering Services

WebsitePhone1 officeFounded 2007
Service: Mechanical EngineeringService: Assists Clients From Initial Concept To ProductionIndustry: ElectronicsType: Electrical Engineering+56 more

HEKA Aero, LLC

Melbourne, FL

Advanced Aerospace & Defense Solutions

WebsitePhone1 office3 projects
Service: Software EngineeringService: Certifiable Flight SoftwareIndustry: AerospaceType: Aerospace Engineering+21 more