San Diego
33 companies · 17 sectors · 1 investors
Naval Base San Diego is the principal homeport of the Pacific Fleet. Shield AI builds the V-BAT drone and the AI pilot software that flies it, and ModalAI makes autopilots and flight computers for drones and robots. Seasats builds small autonomous surface vessels for ocean surveillance.
Open San Diego on the map →What's being built in San Diego
Recently on the Wire
AEVEX takes up to $92.2M to fly the Pentagon's hypersonic test telemetry
Contract·Sep 16, 2026·AEVEX (Business Wire)
AEVEX to acquire BlackSea Technologies for up to $650M, adding uncrewed surface and subsea vessels
Milestone·Aug 12, 2026·AEVEX
AEVEX books $88.1M in production orders for long-range precision strike systems
Contract·Jul 28, 2026·AEVEX (Business Wire)
Shield AI and GE Aerospace light off the X-BAT engine, clearing the path to vertical flight
Milestone·Jul 20, 2026·Shield AI
Investors based in San Diego
All 33 companies
AEVEXSolana Beach
Defense·Drones
Drones and autonomy systems for the military
Airspace TechnologiesCarlsbad
Drones·Logistics
Software-driven logistics for time-critical shipping
American Lithium EnergyVista
Energy·Defense
Silicon-anode lithium cells for defense and space
ApteraCarlsbad
Mobility·Energy
Three-wheeled solar electric vehicles
AquaaiSan Diego
Robotics·Maritime
Robotic fish that collect underwater data
AquacyclEscondido
Energy·Manufacturing
Modular systems that treat industrial wastewater
Brain CorpSan Diego
Robotics·AI
Autonomy software for commercial cleaning and retail robots
comma.aiSan Diego
Mobility·AI
Aftermarket hands-free driving system for existing cars
CraitorSan Diego
Manufacturing·Defense
Rugged portable 3D printers for the battlefield
Deepwater ExplorationSan Diego
Maritime
Underwater camera systems for subsea inspection and robots
DroneKyllSan Diego
Drones·Defense
Low-cost AI-guided drone interceptors
Fabric8LabsSan Diego
Manufacturing·Electronics
Electrochemical additive manufacturing for metal parts
FirestormSan Diego
Defense
Modular drones and field-deployable factories to build them
Freedom Flight WorksSan Diego
Drones·Defense·Logistics
Powered parafoil drones for long-range cargo drops
GigaIOCarlsbad
Electronics·AI
Composable GPU servers and fabric for AI
HyperKelpEncinitas
Maritime·Sensors·Defense
Solar smart buoys for ocean and defense sensing
Intrepid AutomationSan Diego
Manufacturing
Industrial resin 3D printers for production parts
ModalAISan Diego
Robotics·Drones
Autopilots and flight computers for drones and robots
Monarch QuantumSan Diego
Optics·Electronics
Integrated photonic lasers for quantum computers
NatilusSan Diego
Aerospace·Drones·Logistics
Blended wing body aircraft for cargo and passengers
PSYONICSan Diego
Biotech·Robotics
Touch-sensing bionic hands for people and robots
SeasatsSan Diego
Maritime·Sensors
Small autonomous surface vessels for ocean surveillance
Shield AISan Diego
Defense·AI·Drones
AI pilot software and V-BAT drones for defense
SkySafeSan Diego
Defense·Drones
Drone detection and airspace monitoring systems
SmartvilleSan Diego
Energy
Battery storage built from used EV packs
South 8 TechnologiesSan Diego
Energy
Liquefied-gas battery cells for extreme cold
Tactus AISan Diego
Robotics·Biotech
Two-armed humanoid robot for clinical labs
TempoSan Diego
Energy
Thermochemical batteries for industrial heat
UnigridSan Diego
Energy
Sodium-ion battery cells
Unmanned AerospaceSan Diego
Drones·Defense
VTOL gyroplane drone for long-endurance ISR
Wildcat Discovery TechnologiesSan Diego
Materials·Energy
US-made battery cathode materials
ZeitviewSan Diego
AI·Drones
Inspection software for energy and infrastructure assets
Zephyr FusionSan Diego
Nuclear·Energy·Space
Megawatt-class fusion reactors for power in orbit