California
43Statistics
Key Tags
| Company ↑ | HQ | Status | Tags | |
|---|---|---|---|---|
| Aalyria | Livermore, California, USA | operating | → | |
| Aetherflux | San Carlos, California, USA | operating | → | |
| Antaris | Los Altos, California, USA | operating | → | |
| Apex | Los Angeles, California, USA | operating | → | |
| Astra Space | Alameda, California, USA | operating | → | |
| Astranis | San Francisco, California, USA | operating | → | |
| AstroForge | Seal Beach, California, USA | operating | → | |
| Capella Space | San Francisco, California, USA | operating | → | |
| Charter Space | El Segundo, California, USA | operating | → | |
| Epsilon3 | Los Angeles, California, USA | operating | → | |
| ExoAnalytic Solutions | Foothill Ranch, California, USA | operating | → | |
| GITAI | Torrance, California, USA | operating | → | |
| Hadrian | Torrance, California, USA | operating | → | |
| Impulse Space | Redondo Beach, California, USA | operating | → | |
| Inversion Space | Los Angeles, California, USA | operating | → | |
| K2 Space | Torrance, California, USA | operating | → | |
| LeoLabs | Menlo Park, California, USA | operating | → | |
| Loft Orbital | San Francisco, California, USA | operating | → | |
| Long Wall | Long Beach, California, USA | operating | → | |
| Momentus | San Jose, California, USA | operating | → | |
| Morpheus Space | El Segundo, California, USA | operating | → | |
| Motiv Space Systems | Pasadena, California, USA | operating | → | |
| Muon Space | Mountain View, California, USA | operating | → | |
| Orbital Sidekick | San Francisco, California, USA | operating | → | |
| Outpost | Santa Monica, California, USA | operating | → |
Aalyria
Aalyria
OperatingDevelops network orchestration software and laser communication terminals that unify satellite, airborne, maritime, and ground networks into a single managed system
Aetherflux
Aetherflux
OperatingDevelops space-based solar power satellites that collect sunlight in low Earth orbit and transmit energy to portable ground receivers via infrared lasers
Antaris
Antaris
OperatingProvides a cloud-based software platform for satellite mission design, digital twin simulation, flight software, and constellation operations
Apex
Apex
OperatingDesigns and mass-manufactures standardized satellite bus platforms for commercial and government constellation deployments across LEO, MEO, and GEO orbits.
Astra Space
Astra Space
OperatingDevelops small-lift launch vehicles with mobile launch infrastructure and manufactures Hall-effect electric propulsion systems for satellite constellations.
Astranis
Astranis
OperatingDesigns and operates small, radiation-hardened satellites for geostationary and medium Earth orbits, providing dedicated broadband and GPS resilience services.
AstroForge
AstroForge
OperatingDevelops spacecraft and in-situ refining technology to extract and process platinum group metals from metallic near-Earth asteroids.
Capella Space
Capella Space
OperatingDesigns, manufactures, and operates X-band synthetic aperture radar satellites delivering sub-meter resolution Earth observation imagery in all weather conditions.
Charter Space
Charter Space
OperatingProvides mission management software and insurance brokerage services for satellite operators, connecting engineering data with underwriting to expand spacecraft coverage
Epsilon3
Epsilon3
OperatingProvides AI-powered procedure execution and resource management software for complex engineering, manufacturing, testing, and operations.
ExoAnalytic Solutions
ExoAnalytic Solutions
OperatingOperates a global optical telescope network and develops space domain awareness, missile defense, and national security space technologies
GITAI
GITAI
OperatingDevelops space robotic systems for in-orbit servicing, satellite assembly, and lunar infrastructure construction
Hadrian
Hadrian
OperatingOperates autonomous precision manufacturing factories producing components for aerospace and defense companies, powered by AI-driven factory automation software
Impulse Space
Impulse Space
OperatingDesigns and operates orbital transfer vehicles that move payloads between orbits using high-thrust chemical propulsion, delivering to GEO in under a day.
Inversion Space
Inversion Space
OperatingDevelops autonomous reentry capsules for on-demand cargo delivery from orbit to anywhere on Earth in under an hour.
K2 Space
K2 Space
OperatingDesigns and manufactures large-scale, high-power satellite platforms with in-house electric propulsion and avionics for multi-orbit missions.
LeoLabs
LeoLabs
OperatingOperates a global phased-array radar network providing orbital tracking, collision avoidance, and space domain awareness services for low Earth orbit.
Loft Orbital
Loft Orbital
OperatingOperates a satellite-as-a-service platform that integrates, deploys, and operates customer payloads and AI applications on standardized LEO spacecraft.
Long Wall
Long Wall
OperatingDevelops containerized missile defense systems, low-cost liquid boosters for flight testing, and rapidly deployable ground support equipment.
Momentus
Momentus
OperatingOperates orbital service vehicles and manufactures satellite buses for in-space transportation, hosted payloads, and proximity operations.
Morpheus Space
Morpheus Space
OperatingDevelops field emission electric propulsion (FEEP) systems for satellite mobility, station keeping, constellation management, and deorbiting.
Motiv Space Systems
Motiv Space Systems
OperatingDesigns and manufactures robotic arms, motor controllers, and mechanisms for space missions including Mars rovers, on-orbit servicing, and lunar exploration
Muon Space
Muon Space
OperatingDesigns, builds, and operates mission-tailored LEO satellite constellations for Earth observation, climate monitoring, and national security applications.
Orbital Sidekick
Orbital Sidekick
OperatingOperates a constellation of hyperspectral imaging satellites and delivers spectral intelligence for energy, mining, agriculture, and defense monitoring
Outpost
Outpost
OperatingBuilds reusable orbital vehicles for precision Earth return of cargo and manufactures fiber optics in microgravity