Los Angeles

ABL Space SystemsEl Segundo

Space·Aerospace·Defense

RS1 small launch vehicle with a containerized launch system

AdjointEl Segundo

Defense·Software

Autonomous factories making critical defense components

Advanced SpadeLos Angeles

Defense

Tools and technology for installing underground utilities

Airhart AeronauticsLong Beach

Aerospace

Avionics hardware and software for general aviation

AirrowLos Angeles

Drones

Autonomous launch and recharge stations for military drones

Airship IndustriesLos Angeles

Aerospace

Autonomous cargo airships for freight delivery

AirwaiGardena

AI·Drones

Drive-based pavement and airfield inspection software

Altered SystemsLos Angeles

Robotics·AI

Robotic automation for handling apparel

AM KreationsLos Angeles

Manufacturing

Contract engineering design and prototyping for hardware

AmcaEl Segundo

Aerospace

Critical parts like sensors and bearings for defense

AmpaireLong Beach

Aerospace·Energy

Hybrid-electric propulsion systems for regional aircraft

AndrenamHawthorne

Defense

Distributed undersea sensing network for maritime awareness

AntaresRedondo Beach

Nuclear·Energy

Factory-built fission microreactors for defense and space

AnySignalLos Angeles

Communications·Sensors

RF hardware and software platform for spectrum operations

Apex SpaceLos Angeles

Space

Satellite buses built on a production line

Apogee CompositesSanta Fe Springs

Manufacturing·Materials

Composite prepregs for vacuum-bag-only curing

ArborEl Segundo

Software

Turbines using rocket engine tech for clean baseload power

Arc BoatsLos Angeles

Maritime·Mobility

All-electric boats, from wake boats to commercial vessels

ArcturusLos Angeles

Materials

Metals infused with carbon nanomaterials for better conductors

Ares IndustriesEl Segundo

Defense

Low-cost mass-produced cruise missiles

Argo SpaceEl Segundo

Space

Reusable water-propelled space tugs for in-space transport

AstrolabHawthorne

Space·Robotics

Lunar rovers for crewed and robotic missions

Atlas MotionLong Beach

Electronics·Manufacturing·Drones

BLDC motors and actuators for drones and robots

AtomsLos Angeles

Robotics·Manufacturing·AI

Physical automation for industry, from food to mining

Auron SolutionsLos Angeles

Defense·Communications·Sensors

RF systems that detect and take control of hostile drones

AvnosLos Angeles

Energy

Systems that turn waste heat into water and carbon removal

Bluecore EnergyLong Beach

Nuclear·Energy·Maritime

Barge-mounted 10 MWe floating nuclear reactor

Bohr SystemsLos Angeles

Defense·Drones

BomForgeSanta Monica

Manufacturing

Searchable index of manufacturers for sourcing

Broadata CommunicationsTorrance

Communications

CambiumEl Segundo

Software

Advanced composites and thermal protection materials

Carbon CaptureLos Angeles

Energy

Direct air capture systems that remove CO2 from the air

CastelionTorrance

Defense·Space

Low-cost hypersonic weapons built for mass production

CHAOS IndustriesHawthorne

Defense

Networked radar systems that detect drones and missiles

CharterLos Angeles

Space

Space program software and satellite insurance underwriting

CisluneLos Angeles

Space

Lunar excavation and resource recovery systems

Clairity TechnologyLos Angeles

Energy

Direct air capture systems for removing CO2

Coco RoboticsSanta Monica

Robotics·Logistics

Autonomous sidewalk robots for urban food delivery

CoronalLong Beach

Energy

CoverLos Angeles

Construction·Robotics

Prefab all-steel homes and ADUs for Southern California

Critical EnergyHawthorne

Energy

Modular power plants for geothermal and waste heat

Critical LoopLong Beach

Energy·Software

Behind-the-meter batteries and controls for industrial power

CX2El Segundo

Defense

AI-enabled electronic warfare hardware and software

DivergentTorrance

Manufacturing·Mobility

AI-designed, 3D-printed metal structures for vehicles

Doodle LabsMarina del Rey

Communications·Defense

Mesh radios for drones and robotic systems

DrafterLos Angeles

Software

Software that generates 2D engineering drawings from CAD

DroneForgeEl Segundo

Drones·Defense

AI flight controller that makes drones programmable

Durin MiningEl Segundo

Mining

Automated drilling rigs for mineral exploration

DyrtVernon

Software

Waste auditing hardware and software for businesses

Ecliptic EnterprisesPasadena

Space·Sensors

Satellite cameras and avionics for space missions

Electric GoddessEl Segundo

Energy

Battery testing and failure forensics lab

ElementarySouth Pasadena

Robotics·AI

AI machine vision for manufacturing quality inspection

Epic Advanced MaterialsLos Angeles

Materials·Manufacturing

Boron nitride nanotube materials and composites

EpirusTorrance

Defense·Energy

High-power microwave systems that defeat drone swarms

Epsilon3Santa Monica

Software·Space

Procedure management software for complex operations

EquaticSanta Monica

Energy·Materials

Seawater electrolysis for carbon removal and hydrogen

Ethos Space ResourcesLos Angeles

Space·Mining

Processes lunar regolith into materials and propellant

EVgoLos Angeles

Energy·Mobility

Public fast charging network for electric vehicles

ExLabsLong Beach

Space·Robotics

Spacecraft and mission services for asteroid access

FabworksVentura

Manufacturing

Online laser-cut and bent sheet metal parts, made to order

Fenix SpaceLos Angeles

Space

Reusable tow-launch system for orbital and hypersonic flight

FieldpackLos Angeles

Energy·Electronics

First ResonanceEl Segundo

Software·Manufacturing

Manufacturing execution software for complex hardware

Flyby RoboticsLos Angeles

Robotics·Drones

US-made drones with open compute for developers

FortastraTorrance

Robotics·Aerospace

Maneuverable spacecraft that defend assets in orbit

Framework AutomationLos Angeles

Robotics·Manufacturing

Automated apparel factories run by software

FreeformHawthorne

Manufacturing

AI-controlled metal 3D printing for production parts

Frontier AerospaceThousand Oaks

Aerospace·Space

Hypergolic bipropellant rocket engines and thrusters

FurientisLos Angeles

Defense·Aerospace·Manufacturing

Low-cost interceptor missiles built at scale

GallatinEl Segundo

Defense

AI logistics planning software for the military

GalvanickLos Angeles

Defense·Software

Threat detection software for industrial control networks

GambitLos Angeles

Defense·AI

Autonomy software that coordinates uncrewed systems

Gears.coLos Angeles

Robotics·Manufacturing

Precision gears and reducer assemblies for robot joints

General GalacticEl Segundo

Space

Spacecraft built for sustained maneuver in orbit

General MatterLos Angeles

Materials·Manufacturing

Domestic uranium enrichment for nuclear fuel

GITAITorrance

AI·Robotics

Space robots and spacecraft for on-orbit servicing

GRAMEl Segundo

Space

Six-legged autonomous robots for industrial field work

GrayMatter RoboticsCarson

Robotics·AI

Robotic surface finishing systems for manufacturers

HadrianTorrance

Manufacturing

Automated factories making precision aerospace parts

Heart AerospaceEl Segundo

Aerospace·Mobility

Develops the ES-36 hybrid-electric regional airliner

Heaviside IndustriesLos Angeles

Defense·Aerospace

Autonomous precision munitions for special operations

Helicity SpacePasadena

Energy·Space

Fusion propulsion and power for in-space travel

HermeusEl Segundo

Aerospace·Space

High-speed and hypersonic aircraft for defense

HgenHawthorne

Energy

Electrolyzers producing hydrogen for heavy industry

HiveWatchEl Segundo

Sensors·Defense

Software platform for running physical security operations

HyberLos Angeles

Drones·Defense

Counter-drone and FPV strike drones for the military

HybronEl Segundo

Manufacturing·Materials

Composite parts made fast for aerospace and defense

IcarusLos Angeles

Aerospace·Defense

Solar-powered stratospheric drones for sensing and comms

Impulse SpaceRedondo Beach

Space

In-space transfer vehicles that move payloads beyond LEO

Inorbit AerospaceLos Angeles

Aerospace

Intellisense SystemsTorrance

Sensors·Defense

Sensing systems for defense and environmental monitoring

Interstellar MappingLos Angeles

Space·Software

Geospatial intelligence for lunar surface operations

Inversion SpacePlaya Vista

Space·Defense

Reentry vehicles for rapid delivery from orbit

InVia RoboticsThousand Oaks

Robotics·Logistics

Goods-to-person robots for warehouse fulfillment

Jet ZeroLong Beach

Aerospace·Energy

Blended-wing-body airliner with 250 seats

K2 SpaceTorrance

Space

Large, high-power satellite buses for every orbit

Karman IndustriesSignal Hill

Aerospace

Industrial heat pumps for process heat

Kyte DynamicsSouth El Monte

Space

Dual-stage drone payload system for precision delivery

LaunchpadEl Segundo

AI·Software·Manufacturing

AI-driven robotic automation systems for manufacturers

Lazarus EnergyHawthorne

Energy

Modular supercritical CO2 turbines for power generation

LISUSEl Segundo

Sensors

Domestic supply chains for battery-grade critical minerals

Long WallLong Beach

Defense

Exoatmospheric interceptors for missile defense

LumarilLos Angeles

Materials

AI software that optimizes industrial plant production

Machina LabsLos Angeles

Manufacturing·Robotics

Robotic factories that form metal aerospace structures

MagentaLos Angeles

Software

AI agents that automate manufacturing back-office work

Maglut Heavy IndustriesLong Beach

Materials·Manufacturing

Continuous processing line for separating rare earths

Matter IntelligenceEl Segundo

AI

Ultraspectral imaging sensors that read material chemistry

Mayman AerospaceLong Beach

Aerospace

Autonomous high-speed heavy-lift VTOL aircraft for defense

Mesh OpticalLawndale

Optics

Designs and manufactures optical devices at scale

MIMO TechnikCarson

Manufacturing

Metal additive manufacturing for aerospace and defense

MoleaerHawthorne

Energy

Nanobubble generators for water treatment and agriculture

MoonwareLos Angeles

Logistics·Drones

AI systems for managing airport aircraft turnarounds

Morpheus SpaceEl Segundo

Space

Electric propulsion systems for satellites

MotivoRancho Dominguez

Robotics

Product design and engineering development services

Neros TechnologiesTorrance

Electronics·Drones

Small attack drones built at scale in the US

NooksLos Angeles

Software

Classified workspaces and secure facilities for defense work

Northwood SpaceTorrance

Space·Communications

Ground station antennas and network for satellite data

Observable SpaceLos Angeles

Space·Optics

Telescopes and a global network for tracking space objects

Oceanus TechnologiesLos Angeles

Maritime·Defense·AI

Software and systems for commercial maritime operators

Odin DynamicsLong Beach

Defense

Autonomous underwater vehicles for defense

Odys AviationLong Beach

Aerospace·Mobility

Hybrid VTOL aircraft and high-speed generators

OdysseyEl Segundo

Space

Supercomputers in orbit for AI workloads

Oligo SpaceLos Angeles

Space

Omnitron SensorsLos Angeles

Sensors·Electronics

MEMS scanning mirrors for lidar

Open XLos Angeles

Software

Technical skills training for manufacturing and engineering

Optica IndustriesLos Angeles

Materials·Manufacturing

OrbitalLos Angeles

Aerospace·AI

Solar-powered satellites that run AI compute in orbit

Orbital OperationsLong Beach

Space

High-thrust maneuvering satellite vehicles for space defense

OrnadyneLos Angeles

Defense·Drones·Robotics

Bird-like flapping-wing drones for covert reconnaissance

Outpost SpaceLos Angeles

Space

Reusable spacecraft that return cargo from orbit to Earth

Pacific DefenseEl Segundo

Defense

Electronic warfare hardware and CMOSS mission systems

Pacific LightSouth Pasadena

Communications

Parallel SystemsLos Angeles

Mobility·Logistics

Automated battery-electric rail vehicles for freight

Peregrine SpaceLos Angeles

Space·Optics

Optical comms terminals and timing payloads for spacecraft

Phase FourHawthorne

Space

Plasma electric propulsion for satellites

PicogridEl Segundo

Sensors·Energy

Legion software linking sensors and weapons in the field

Pinto RoboticsCulver City

Robotics

Countertop robot that fills and seals restaurant sauce cups

Planetary UtilitiesLos Angeles

Energy·Space

Conversational interface for systems engineering models

Prewitt RidgeLos Angeles

Software·Aerospace

Requirements management software for systems engineers

ProcurableLos Angeles

Software

Should-cost models from engineering drawings for procurement

Proteus SpaceLos Angeles

Space

Payload-tailored satellite buses built on rapid timelines

QuilterLos Angeles

Electronics·Manufacturing

AI that automates circuit board layout for electronics

RadiantEl Segundo

Nuclear·Energy

Portable 1 MW nuclear microreactors

RainmakerEl Segundo

Materials

Drone-based cloud seeding systems to increase rainfall

RangeviewEl Segundo

Sensors·Defense

Cast superalloy turbine parts made without physical dies

Rebel Space TechnologiesLong Beach

Space

RF spectrum intelligence to protect satellite operations

Reflect OrbitalHawthorne

Space·Energy

Satellites that reflect sunlight to Earth on demand

Relativity SpaceLong Beach

Space·Manufacturing

Reusable orbital rockets

reOrbitalLos Angeles

Space

RFA ElectricLos Angeles

Energy

Software that automates analog circuit design

Rocket LabLong Beach

Space·Aerospace

Launch vehicles and spacecraft

RollupWest Hollywood

Software

Collaboration and low-code platform for hardware engineers

Rotor VaultLos Angeles

Aerospace

Flywheel energy storage systems for grid and commercial use

Salient MotionTorrance

Sensors·Robotics

Actuation systems for military and commercial aircraft

Second Order EffectsEl Segundo

Electronics·Defense

Custom electromechanical hardware and sensors for aerospace

Seleno IndustriesPasadena

Space·Robotics

Heavy surface transport vehicles for the Moon

Senra SystemsRedondo Beach

Space

Designs and builds custom wire harnesses

Shinkei SystemsEl Segundo

Robotics·AI

Robotic fish processing machines for fishing boats

SiftEl Segundo

AI·Software

Telemetry and observability software for hardware teams

Singularity DefenseEl Segundo

Defense·Manufacturing

Low-cost interceptors for air and drone defense

SkyryseEl Segundo

Aerospace

SkyOS flight automation for helicopters and airplanes

SkytronLos Angeles

Aerospace·Drones

Smack TechnologiesEl Segundo

Defense

AI models and software for military planning and autonomy

Space KineticLos Angeles

Space

Fuel-free launchers that fling microsatellites in orbit

SpaceiumLong Beach

Space

In-space refueling stations for satellites

SpaceXFactory · Hawthorne

Space·Aerospace

Designs, manufactures and launches rockets and spacecraft

Spin GarageLancaster

Space

Wire harnesses for aerospace and ground vehicles

SpinLaunchLong Beach

Space

Satellite broadband constellation and kinetic launch systems

Splash IndustriesEl Segundo

Manufacturing

Autonomous surface vessels for defense and inspection

Standard SubseaEl Segundo

Maritime·Defense·Robotics

Uncrewed boats with ROVs for near-shore subsea inspection

Starpath RoboticsHawthorne

Robotics·Space

Robots producing power and propellant on the Moon

Stone PowerHawthorne

Energy·Manufacturing

Large industrial turbines for grid power generation

Swarm AeroOxnard

Drones·Defense

Software to command large swarms of uncrewed vehicles

SySenseEl Segundo

Software·Defense

Precision navigation and GN&C software for aerospace

SysGitLos Angeles

Software

Git-based requirements and MBSE platform for hardware teams

Tango RoboticsEl Segundo

Robotics·Sensors

Collision avoidance systems for waste industry equipment

Terraform IndustriesBurbank

Energy

Makes synthetic natural gas from sunlight and air

The Earthineering CompanyClaremont

Nuclear·Energy·Materials

Nuclear reactors that supply industrial process heat

Thermopylae AerospaceHawthorne

Aerospace·Defense

Low-cost autonomous interceptors against aerial threats

Titan DynamicsLos Angeles

Defense·Robotics

3D-printed drones manufactured at the point of need

TransAstraLos Angeles

Space

True AnomalyFactory · Long Beach

Space·Defense

Autonomous spacecraft for space domain awareness

Upgrade EnergyEl Segundo

Energy

Long-range lithium batteries for drones

Valar AtomicsEl Segundo

Nuclear·Energy

Nuclear reactors for industrial power and fuel production

Varda Space IndustriesEl Segundo

Space·Manufacturing

Orbital labs and reentry capsules for microgravity drugs

VastLong Beach

Space

Commercial space stations

Viridian Space CorporationEl Segundo

Space

Air-scooping electric thrusters for very low orbit

Vital LyfeTorrance

Biotech

Portable water purification systems

VuecasonLos Angeles

Software

Combined metal 3D printer and CNC machine for metal parts

VXB AerospaceCulver City

Space·Software

Generative design software for aerospace hardware

Wake EnergyLos Angeles

Energy·Defense·Manufacturing

Lithium-ion battery packs for drones and defense

WardstoneLos Angeles

Space·Defense

Modular interceptors against cruise and ballistic missiles

Western ChemicalsEl Segundo

Energy·Materials

Turns wastewater into low-cost fuels

Widget MakersLos Angeles

Manufacturing

Contract CNC machining and full builds for aerospace

ZennoLos Angeles

Space·Materials·Electronics

Superconducting magnets for satellite attitude control

ZooInglewood

AI

CAD software and design infrastructure for hardware