Public engineering firm directory

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AEi Systems, Inc.

Centennial, CO

Analytical HEAVY Lifting

WebsitePhone2 offices9 publications
Service: Worst-Case Circuit Analysis (WCCA)Service: Pre-WCCA design review and assessmentIndustry: ElectronicsType: Electrical Engineering+40 more

AVIAN

Lexington Park, MD

We empower our people to do good and help others with simple solutions.

Website8 offices3 leaders1 credentials
Service: Test & EvaluationService: Test Program ManagementIndustry: DefenseType: Aerospace Engineering+18 more

Achates Power, Inc.

San Diego, CA

Fundamentally Better Engines

WebsitePhone2 offices4 projects
Service: Opposed-Piston Engine Technology LicensingService: Engine Design LicensingIndustry: AutomotiveType: Mechanical Engineering+16 more

Advanced Rotorcraft Technology Inc

Fremont, CA

A Leader in Rotorcraft Simulation

WebsitePhone1 office5 projects
Service: Aircraft Design and AnalysisService: Parametric StudiesIndustry: AerospaceType: Aerospace Engineering+28 more

Argos Engineers

Torrance, CA

We are solution forward.

WebsitePhone1 office5 projects
Service: Solid MechanicsService: Stress AnalysisIndustry: Oil & GasType: Mechanical Engineering+33 more

Atea Technologies LLC

Westlake Village, CA

High-Tech Engineering Solutions

Website1 officeUpdated Jun 2026
Service: Engineering and Product DevelopmentService: Concept DevelopmentIndustry: DefenseType: Defense Engineering+8 more

Creative Aero Engineering Solutions, Inc.

Long Beach, CA

Engineering Solutions with Innovation, Excellence and Affordability

WebsitePhone1 office3 projects
Service: Computational Fluid Dynamics and Heat TransferService: Steady-state and time-accurate CFD analysisIndustry: AerospaceType: Aerospace Engineering+37 more

Device Analytics, LLC

Carlsbad, CA

Engineering Tomorrow's Solutions

Website1 officeFounded 2007Updated Jun 2026
Service: FEA and CFD Engineering ServicesService: Computational Fluid Dynamics (CFD)Industry: AerospaceType: Simulation Engineering+10 more

Dynamic Research, Inc.

Torrance, CA

Automotive testing, vehicle dynamics, ADAS targets, and human factors research

WebsitePhone1 officeFounded 1984
Service: ADAS TestingService: Regulatory & Consumer Compliance TestingIndustry: AutomotiveType: Automation & Controls+26 more

E3R Inc

San Diego, CA

Exceptional Employees for Exceptional Results

WebsitePhone1 office4 leaders
Service: Program ManagementService: Cost, schedule, performance, and risk managementIndustry: DefenseType: Defense Engineering+22 more

Epsilon Systems Solutions, Inc.

San Diego, CA

Epsilon Systems Solutions, Inc. is a defense engineering and technical services provider headquartered in San Diego, California, with facilities in Portsmouth, Virginia, Mayport, Florida, and Pearl Harbor, Hawaii. Epsilon Systems provides marine engineering and ship repair for all classes of U.S. Navy vessels, C5ISR systems engineering and intelligence support, manufacturing of advanced military and commercial products, and technical services including geospatial analysis, environmental compliance, and simulation training. Operating over 125,000 square feet of repair, modernization, and manufacturing facilities near major U.S. Navy homeports, Epsilon Systems holds SUBSAFE certification on all classes of submarines and serves the U.S. Navy, NAVAIR, NAVSEA, and the broader national security community.

Website5 offices12 credentialsUpdated Jun 2026
Service: Navy Ship Repair and ModernizationService: SUBSAFE Submarine Modernization and RepairIndustry: DefenseType: Defense Engineering+32 more

GreenDart Incorporated

Long Beach, CA

GreenDart delivers superior program savings to U.S. government mission-critical system development efforts, focusing on environments where risk reduction yields significant program cost savings. The practice provides Test and Evaluation (T&E), Verification and Validation (V&V), Cybersecurity Assessments, Data Analytics, and Systems Engineering and Integration (SE&I) services, operating either as an independent assessment team or embedded directly with development teams. GreenDart holds a GSA Multiple Award Schedule contract vehicle and has delivered advanced engineering services to agencies including DHS Customs and Border Protection, the USAF Space and Missile Systems Center, and the DHS Science and Technology Directorate.

WebsitePhone1 office3 projects
Service: Test and EvaluationService: Developmental Testing and AnalysisIndustry: DefenseType: Defense Engineering+27 more

IW Laboratories Inc.

Port Hueneme, CA

People Powering Technology

WebsitePhone1 office2 projects
Service: Systems EngineeringService: Test and EvaluationIndustry: DefenseType: Defense Engineering+28 more

Innovative Engineering Solutions Inc

Murrieta, CA

Design, Analysis, Fabrication, Testing

WebsitePhone1 office1 credentials
Service: Product Design and DevelopmentService: Concept and Detail DesignIndustry: AerospaceType: Aerospace Engineering+52 more

Karagozian & Case, Inc.

Pasadena, CA

Science & Engineering for the Most Challenging Problems Since 1945

Website1 office7 projects7 leaders
Service: Protective DesignService: Blast-Resistant Building DesignIndustry: DefenseType: Defense Engineering+27 more

LamaLo Technology Inc.

San Diego, CA

Marine Propulsion Specialists

Website1 office3 leaders1 credentials
Service: Propulsion Shaft AlignmentService: Strain Gauge AlignmentIndustry: MarineType: Defense Engineering+25 more

Marquee Semiconductor Inc

Milpitas, CA

Semiconductor design services for high performance connectivity

Website7 offices8 leaders6 credentials
Service: Digital Design and SoC IntegrationService: Network-on-Chip (NoC) SubsystemsIndustry: SemiconductorsType: Electrical Engineering+13 more

Natel Energy

Alameda, CA

Modernizing the grid. Restoring rivers.

WebsitePhone1 office1 projects
Service: FishSafe Turbine Design and Feasibility StudiesService: Hydraulic CFD ModelingIndustry: HydroelectricType: Power & Utility Engineering+18 more

Northwest Hydraulic Consultants Inc

Seattle, WA

Meeting Water Resource Needs of People and the Environment

Website11 offices14 projectsFounded 1972
Service: Water Resources EngineeringService: Hydrology, Climate Change, and Water ManagementIndustry: Water ResourcesType: Coastal Engineering+33 more

PCB Automation Inc

Campbell, CA

Empower Your Hardware Success

Website1 office1 leaders3 publications
Service: Hardware Design ServicesService: PCB and Package DesignIndustry: Data CentersType: Electrical Engineering+8 more

Photon Ink, LLC

Rancho Cordova, CA

Optical, Thermal, Mechanical Design and Product Development for LED

Website1 office1 leaders1 credentials
Service: Optical / Illumination EngineeringService: Non-Sequential Optical DesignIndustry: Medical DevicesType: Mechanical Engineering+40 more

Quartus Engineering Incorporated

San Diego, CA

Engineering the future through precision, creativity, and cross-functional expertise.

WebsitePhone2 offices6 projects
Service: Optical InstrumentsService: Optical Systems EngineeringIndustry: AerospaceType: Aerospace Engineering+29 more

RAM Laboratories, Inc.

San Diego, CA

Solving Hard Problems Through I3: Interdisciplinary Innovation and Invention

WebsitePhone1 office3 projects
Service: Advanced AnalyticsService: Artificial IntelligenceIndustry: DefenseType: Defense Engineering+10 more

Relteck

Cherry Hill, NJ

Technology We Test

WebsitePhone2 offices4 credentials
Service: Reliability EngineeringService: MTBF Prediction & CalculationIndustry: AerospaceType: Simulation Engineering+13 more