Public engineering firm directory

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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 projectsUpdated Jun 2026

Project: Big Dipper Point of Sale

Service: Design & Research StrategyService: Product Requirements DefinitionService: Concept Development & Product ArchitectureIndustry: ElectronicsIndustry: Consumer ProductsType: Mechanical Engineering+36 more

Nathan Kunes Incorporated

San Diego, CA

Advanced Defense Solutions for Complex Missions

WebsitePhone1 officeFounded 1998Updated Jun 2026

Service detail: Software Engineering

Service: Software EngineeringService: SDR SolutionsService: Embedded SystemsIndustry: GovernmentIndustry: DefenseType: Defense Engineering+20 more

Riptide Realtime

Topanga, CA

Real Time Software, Hardware and Systems for Adaptive Optics, Instrumentation and Control

WebsitePhone1 office2 projects1 leaders3 publicationsSize Estimate: 1 employees

Project: Mt. Wilson 100-inch Hooker Telescope Adaptive Optics Systems

Service: Adaptive Optics EngineeringService: Real-Time Reconstructor SystemsService: Deformable Mirror InterfacesIndustry: DefenseIndustry: AerospaceType: Automation & Controls+13 more

Strollo Inc.

San Diego, CA

Full-service product design and development from concept through full-scale production.

WebsitePhone1 office7 projects12 leadersFounded 2008Size Estimate: 11-50 employees

Project: Cricut Autopress

Service: Mechanical EngineeringService: CAD Modeling & PrototypingService: Nonlinear Stress AnalysisIndustry: Consumer ProductsIndustry: Medical DevicesType: Mechanical Engineering+32 more

Transpacific Technologies, Inc.

Pasadena, CA

Focusing on what Matters Most

WebsitePhone1 office4 projects4 leaders2 credentialsSize Estimate: 1-50 employees

Project: Mars 2020 Mission Software Tools

Service: Systems EngineeringService: Requirements DevelopmentService: Verification and ValidationIndustry: FederalIndustry: GovernmentType: Aerospace Engineering+41 more