Top SSO Companies

India's national space agency developing launch vehicles, satellites, and interplanetary missions for societal benefit

No description available.

Operates high-resolution Earth observation satellites and develops AI-powered spatial intelligence software for defense, intelligence, and commercial mapping applications

Manufactures and operates the Vulcan Centaur and Atlas V launch vehicles for national security, NASA, and commercial customers

No description available.

Manufactures solid and liquid propulsion systems for European space launchers and produces the Vega family of small-lift launch vehicles

Develops solid and liquid-propellant launch vehicles for dedicated and rideshare satellite missions, suborbital scientific experimentation, and space tourism

Designs and operates small- and medium-lift launch vehicles, lunar landers, and in-space maneuvering vehicles for defense, civil, and commercial space missions

Provides global ground station networks, satellite launch services, sounding rocket and balloon systems, and spacecraft engineering from Esrange Space Center and stations on six continents

No description available.

Manufactures and operates the world's largest synthetic aperture radar satellite constellation, providing persistent Earth observation data and natural catastrophe analytics

Manufactures and operates the Jilin-1 constellation of over 100 optical remote sensing satellites and provides geospatial data products and services

Develops small-lift launch vehicles for the small satellite market using solid-fuel boosters, 3D-printed liquid engines, and cryogenic propulsion

Designs and manufactures Earth observation satellites, electro-optical payloads, and ground systems for end-to-end GEOINT solutions

Designs and manufactures satellite platforms, subsystems, and Earth observation payloads for LEO constellations, from 50 kg to 5,000 kg

Develops reusable liquid-fueled launch vehicles and kerosene rocket engines for commercial orbital and suborbital launch services

Designs, manufactures, and operates the Spectrum launch vehicle for dedicated and rideshare small satellite missions from European spaceports

Develops reusable launch vehicles for dedicated and rideshare small satellite missions, with in-house liquid propulsion and vertically integrated manufacturing

Operates orbital transfer vehicles for last-mile satellite delivery, hosted payload services, space cloud computing, and in-orbit servicing

Designs, builds, and operates software-defined small satellites and shared satellite platforms for commercial and scientific missions worldwide

Designs small-lift orbital launch vehicles using oxygen-rich staged combustion engines and serial manufacturing techniques from commercial industries

Operates a satellite-as-a-service platform that integrates, deploys, and operates customer payloads and AI applications on standardized LEO spacecraft

Designs, manufactures, and launches small-lift orbital rockets powered by single-piece 3D-printed semi-cryogenic engines for dedicated small-satellite missions

Designs, manufactures, and operates X-band synthetic aperture radar satellites delivering sub-meter resolution Earth observation imagery in all weather conditions

Operates Ariane 6 and Vega C launch vehicles from the Guiana Space Centre, serving European institutional and global commercial satellite customers

Operates a hyperspectral Earth observation satellite constellation and analytics platform for agriculture, energy, environment, and mining

Designs, manufactures, and operates liquid oxygen-methane launch vehicles for commercial satellite deployment and space station cargo missions

Develops and operates solid-propellant orbital launch vehicles and liquid-fueled reusable rockets for commercial satellite constellation deployment

Develops a partially reusable methane-fueled mini-launcher for small satellite delivery to low Earth and sun-synchronous orbits

Small satellite manufacturer operating a dual-band SAR constellation for all-weather Earth observation and providing satellites-as-a-service for rapid in-orbit technology demonstrations

Designs, builds, and operates mission-tailored LEO satellite constellations for Earth observation, climate monitoring, and national security applications

Develops and operates small SAR satellites and provides Earth observation data and analytics for disaster response, national security, and environmental monitoring

Designs, builds, launches, and operates small satellites for Earth observation, telecommunications, navigation, and science missions

Develops hybrid-propellant launch vehicles, a modular satellite bus, and operates Australia's first licensed orbital spaceport

Designs, builds, and operates SAR satellite constellations delivering sub-meter Earth imagery and flight-proven spacecraft hardware

Designs, manufactures, and operates microsatellite constellations for Earth observation and provides one-stop satellite mission services

Operates a constellation of high-resolution satellites that detect and measure methane and CO2 emissions from individual industrial facilities

Designs, manufactures, and operates a constellation of sub-meter resolution Earth observation satellites, selling imagery and full satellite systems to government and commercial customers

Designs electric propulsion systems for small satellites and operates orbital transfer vehicles for last-mile delivery and in-orbit services

Develops small solid-fuel launch vehicles and rocket propulsion systems, and provides rapid-response commercial launch services for microsatellite and nanosatellite customers

Builds multi-sensor imaging satellites that fuse SAR and optical data in a single pass for all-weather, day-and-night Earth observation

Develops reusable kerosene-liquid oxygen launch vehicles and rocket engines for commercial and government satellite deployment missions

Operates a nanosatellite constellation for space-based radio frequency detection, geolocation, and characterization of maritime vessel emissions

Designs and manufactures small satellite platforms and subsystems, operates satellite constellations, and delivers space-based data services

Designs and manufactures small-lift orbital launch vehicles and orbital transfer vehicles from Scotland, using 3D-printed engines and Ecosene fuel derived from waste plastic

Operates sounding rocket ranges and Europe's northernmost orbital spaceport, providing launch services, defence testing, drone operations, and space education from northern Norway

Manufactures advanced semiconductor materials and alloys in microgravity using reusable, returnable satellite platforms for return to Earth

Hybrid rocket-powered small satellite launch vehicles delivering low-cost, customized rapid access to sun-synchronous and low Earth orbit

Provides rideshare launch services, mission management, and satellite deployment hardware for smallsats and CubeSats across multiple launch vehicles worldwide

Designs and manufactures flight-proven Very Low Earth Orbit satellite buses for defense, communications, and specialized payload operators

Builds and operates a constellation of orbital mirror satellites that redirect natural sunlight to targeted areas on Earth for extended solar energy generation and on-demand illumination

Builds and operates a constellation of SAR and AIS satellites for persistent maritime surveillance and ocean monitoring

Operates high-resolution thermal infrared imaging satellites that capture heat signatures at 3.5-meter resolution, day and night, from low Earth orbit

Designs and operates autonomous orbital robots for payload hosting, in-space compute, inspection, space domain awareness, and in-space logistics services

Operates two spaceports in South Australia providing orbital launch, suborbital testing, orbital re-entry, and range services for domestic and international customers

UK's first licensed spaceport enabling horizontal small satellite launches and hosting advanced aerospace testing from Cornwall Airport Newquay

Operates a constellation of hyperspectral imaging satellites and delivers spectral intelligence for energy, mining, agriculture, and defense monitoring

Operates a commercial GNSS radio occultation satellite constellation delivering atmospheric, weather, and space weather data to government and commercial customers

Develops orbital data centers that provide GPU compute and AI inference services in space using solar power and passive radiative cooling

Develops small-lift methane-fueled launch vehicles and manufactures liquid propulsion systems, composite tanks, and satellite thrusters

Builds and operates hyperspectral imaging microsatellites for mineral exploration, agriculture, and defense applications

Governs China's civil space programs, oversees lunar and planetary exploration missions, and coordinates international space cooperation

Operates the Kuaizhou family of solid-fueled small-lift launch vehicles for commercial and government satellite delivery to low Earth orbit

Japan's national space agency conducting launch operations, satellite development, Earth observation, asteroid exploration, and human spaceflight research

Designs and manufactures solid and liquid-fueled launch vehicles for commercial satellite deployment via sea and land launches

Develops and launches the solid-fuel KAIROS small satellite launch vehicle from its private Spaceport Kii facility in southern Japan

Develops solid and liquid-fueled launch vehicles including the Hyperbola series, with China's first privately-built orbital rocket and a reusable methane rocket in development

Developed the Prime micro-launch vehicle for dedicated small satellite missions to LEO, using bio-propane fuel and 3D-printed engines