In-Orbit Services & Sustainability: 121 companies and organisations

American in-space infrastructure startup — developing The Port, a modular orbital platform for payload hosting, assembly and servicing from LEO to cislunar.

NASA-funded near-Earth object survey at the University of Arizona LPL in Tucson — discovers and tracks asteroids for planetary defence.

American in-space manufacturing startup — develops the Modular Space Foundry for metal processing in orbit and power processing units for satellites.

US space situational awareness software company spun off from AGI — provides SSA/space traffic management software and a commercial space operations centre.

Torrance space-defence startup — builds low-cost, maneuverable spacecraft to provide on-orbit security for government and commercial satellites.

Develops in-space transportation vehicles for the inner solar system — operates Mira (LEO tug) and Helios (deep-space tug) to deliver payloads to custom orbits beyond what launc…

Develops high-cadence reusable atmospheric reentry vehicles for rapid return from space — the Arc capsule enables frequent, affordable cargo return for manufacturing, biology an…

American orbital debris removal startup — develops the REACCH gecko-adhesive capture system, tested on the ISS, and the Laelaps removal spacecraft.

Builds autonomous robotic spacecraft for in-orbit servicing — the NEXUS vehicle installs new payloads and upgrades on unprepared satellites in GEO/MEO, pioneering an 'upgrade ec…

American space traffic coordination startup — its Pathfinder platform automates conjunction assessment and collision avoidance for satellite operators.

US orbital energy startup — developing a laser-based 'space grid' to beam power to satellites in eclipse; HQ and manufacturing in Albuquerque.

Provides in-space transportation and services — operates the Vigoride orbital transfer vehicle for last-mile satellite delivery, hosted payloads and in-space demonstration missi…

US Commerce Department office for space commerce policy — licenses commercial remote sensing and runs the TraCSS space traffic coordination system.

Builds the Gas Stations in Space™ — delivers propellant to spacecraft in LEO, GEO and cislunar space using the RAFTI refueling interface; enabling satellite refueling and extend…

US startup founded by former Relativity engineers — develops Astraeus, a reusable high-thrust hydrogen-oxygen orbital vehicle for rapid space mobility.

American reentry startup — develops Ferryall and Carryall return vehicles using deployable heat shields and guided paragliders for cargo return.

Develops the Supernova high-power solar electric orbital transfer vehicle — enables satellites to move freely across orbits for resupply, repositioning and extended mission life.

American space data company — combines space situational awareness and Earth observation analytics, incl. Orbital Insight's TerraScope platform.

American spacecraft company — develops the maneuverable, refuelable Ranger spacecraft for national security and cislunar missions from LEO to the Moon.

Atlanta startup developing ENOS, a reusable free-flying reentry vehicle for microgravity research, in-space manufacturing and hypersonic testing.

Leading space infrastructure company — develops deployable solar arrays, in-space 3D printing, satellite components and biotech payloads for NASA, DoD and commercial customers.

American in-space services startup — builds Orbots, small robotic satellites for inspection, proximity operations, payload hosting and logistics.

American space startup in Huntsville — develops space debris removal concepts; selected for DARPA's LunA-10 lunar architecture study workshop.

American private operating foundation — promotes the secure, sustainable and peaceful use of outer space through research, policy and UN engagement.

Stanford Aeronautics and Astronautics lab — researches spacecraft navigation, rendezvous, formation flying and space domain awareness.

American applied mathematics firm in Boulder — provides orbit determination and space situational awareness software, products and services.

Designs, manufactures and launches advanced rockets and spacecraft to revolutionise access to space.

Creating the first energy grid for space — develops orbital infrastructure to harvest solar power and beam it wirelessly to power-hungry satellites, extending their life and ena…

Develops Otter, a small and affordable in-space servicing vehicle for satellite life extension and orbital logistics — the first commercial spacecraft to dock with another comme…

US space startup — develops satellite inspection systems, in-space construction toolkits and orbital platform concepts from Boulder.

American in-space logistics company — develops Worker Bee space tugs, debris capture bags and optical space-object tracking systems.

Builds and operates spacecraft for space domain awareness, in-orbit servicing and debris mitigation — operates the DROID satellite fleet and Starfire NEXUS platform for national…

Pioneers orbital manufacturing and reentry platforms — processes pharmaceuticals and advanced materials in microgravity, returning them via the W-Series reentry capsule for life…

WVU research centre in Fairmont — develops and tests robotics, machine vision and relative navigation for NASA Goddard satellite servicing.

German CubeSat startup in Munich — develops small-satellite solutions for in-orbit detection and monitoring of space debris.

German space logistics startup — builds PHOENIX return capsules with inflatable heat shields to bring cargo and experiments back from orbit.

TUM space propulsion spin-off in Garching — develops a reignitable cryogenic methalox-propelled in-space transporter for orbital logistics.

Munich space component maker — builds valves, pressure regulators and pumps for spacecraft, launchers and landers, aiming at in-orbit refuelling.

German GFZ spin-off — designs and installs satellite laser ranging stations for geodesy, space debris tracking and agencies such as ESA and JAXA.

German Fraunhofer radar institute in Wachtberg — operates the TIRA space observation radar and developed the GESTRA space surveillance radar.

German Air and Space Force command — plans and conducts military space operations and space situational awareness from the Uedem operations centre.

German space subsystem supplier — develops deployable reflector antennas, booms, deorbit sails and thermal multilayer insulation for spacecraft.

TU Braunschweig university institute — researches space propulsion, satellite technology, space debris modelling and in-space manufacturing.

German electric propulsion startup — develops SUPREME, a superconductor-based magnetoplasmadynamic thruster for high-power spacecraft missions.

Builds reusable cargo spacecraft to service space stations and enable the in-space economy.

German space situational awareness startup — tracks space debris with ground and planned in-orbit sensors and provides collision and traffic management services.

Naples space company — develops the IRENE deployable re-entry system, MiniLab microgravity labs and payload recovery services.

Rome space surveillance startup — operates CubeSats with optical and RF sensors to track satellites and debris, supplying SSA data to EU SST services.

Provides satellite transportation, in-orbit services and space logistics solutions.

Italian space safety startup — develops SAFE, a software service for conjunction assessment and collision-avoidance manoeuvre planning for satellite operators.

Italian small-satellite company spun out of Sapienza — builds CubeSats, PocketQubes, UniSat platforms and orbital deployers.

Italian space and defence software company — provides space surveillance and tracking, SSA and mission simulation tools such as Orbit Guard.

Ukrainian-founded in-orbit servicing startup — develops the ARCap rendezvous and docking module for servicing non-cooperative satellites.

Italian nanosatellite company, space division of NPC — builds CubeSat platforms, SMPOD deployers and deorbiting devices and supports small-satellite missions.

Naples space company — designs deployable and inflatable re-entry systems and runs microgravity experiment services; majority owner of ALI.

Italian orbital dynamics company spun off from the University of Pisa — provides orbit determination, NEO impact monitoring and space safety software.

Italian University of Padua spin-off — develops LaserCube optical communication terminals for small satellites and offers space debris risk analysis.

University of Padua spin-off — builds electric (REGULUS), cold-gas, monopropellant and hybrid propulsion for small satellites and launchers.

Develops advanced robotic systems for Earth and space — from autonomous surface exploration and orbital maintenance to in-situ resource utilisation beyond Earth.

Develops autonomous manoeuvring technology for satellites — the eMag attitude control system and SATNAV-AI docking and repair platform with proven space flight heritage.

Provides high-resolution imaging of objects in orbit using hosted payloads on commercial satellites for space domain awareness.

Australian space hardware startup — builds nanosatellite electronics, reconfigurable processors and space asset monitoring cameras.

Australian in-space electric propulsion startup — develops the Neumann Drive solid-metal-propellant thruster, flown on multiple satellites including Transporter-17.

International research centre for space environment, space sustainability and laser tracking — operates the EOS Space Systems debris tracking laser at Mount Stromlo and develops…

Safeguards critical orbital infrastructure through networked, cost-effective rapid response vehicles — Optimus Viper spacecraft fleet powered by AI-driven SolsticeOS.

French NewSpace startup in Paris — developing active space debris removal missions as its primary focus.

French NewSpace startup in Paris — developing the Interceptor platform and orbital kick stage for active space debris removal missions.

Develops spacecraft for in-orbit servicing and life extension of geostationary satellites.

French launch startup — develops the reusable Arcadia small launcher family and in-orbit logistics vehicles for small-satellite deployment.

French space sustainability startup — provides space situational awareness data and services to help operators manage orbital congestion and debris.

French electric propulsion startup — builds iodine-fuelled gridded ion and cold-gas thrusters for small satellites.

Spanish Air and Space Force unit — tracks space objects and re-entries, issues space-weather and GNSS accuracy forecasts for military operations.

Spanish university space robotics lab — researches orbital robotics for debris removal, satellite servicing, in-orbit manufacturing and digital twins.

Spanish space startup — develops the Kestrel reusable re-entry capsule to return experiments and materials from low Earth orbit.

Develops autonomous AI-powered recovery systems for safe return of space assets to Earth — reduces space debris and enables reuse of satellites and high-value components.

Universidad Carlos III de Madrid research group — models and tests electric space thrusters, magnetic nozzles and plasma-spacecraft interaction.

Galician in-space transportation startup — builds CubeSat dispensers such as RAMI (flown on Ariane 6) and the OSSIE orbital transfer vehicle.

Ottawa startup developing autonomous rendezvous, proximity operations and docking (RPOD) systems for satellite servicing and refuelling.

UBC-hosted transdisciplinary network of space experts working on space sustainability, debris, security and governance research.

Canadian space-weather startup — develops AI models for hyperlocal space weather forecasting and asset-specific risk intelligence for satellite and launch operators.

Carleton University lab in Ottawa — researches spacecraft robotics, guidance and proximity operations using its SPOT air-bearing testbed.

Ottawa in-space servicing startup — develops automated refuelling stations and robotic arms to refuel and repair spacecraft in orbit.

Global leader in on-orbit servicing — pioneers active debris removal, life extension and end-of-life services for satellites.

Japanese Tohoku University spin-off — develops reusable small re-entry satellites that return in-orbit experiment payloads to Earth.

Develops autonomous robotic systems for space — in-space assembly, inspection and manufacturing using robotic arms.

Hokkaido University spin-out in Sapporo — develops safe plastic-fuel hybrid thrusters for small satellites and larger hybrid rocket systems.

Japanese startup spun out of SKY Perfect JSAT — develops laser-based space debris detumbling/removal payloads and satellite LiDAR.

Kerala small-satellite startup at Technopark — builds and flies payload-hosting satellites such as Nila and KOYO for global customers.

Indian in-space servicing startup incubated at IIT Bombay — develops propulsion, robotic arms and docking systems for satellite life extension.

Indian propulsion startup from IIT Bombay — develops hydrazine-free green propulsion systems and thrusters for small satellites, tested on ISRO's POEM-4.

Indian in-orbit servicing startup — develops a standard docking and refuelling port (SIDRP) and tanker satellites for satellite life extension.

Wrocław space-defence startup — develops high-power microwave modules to protect satellites from threats, plus ground counter-drone systems.

Polish space propulsion startup — develops the BOOSTER non-toxic chemical propulsion system for orbit changes, collision avoidance and deorbiting.

Polish space robotics company — develops robotic arms, grippers and ground support equipment for in-orbit servicing and satellite integration.

Polish space situational awareness company — operates a global network of optical sensors and tracking software for monitoring objects in orbit.

British space situational awareness company — building a commercial satellite laser ranging network offering precision orbit determination as a service.

London space-safety startup — develops impact sensors to detect and characterise sub-centimetre orbital debris striking spacecraft.

Welsh in-space manufacturing startup — develops the reusable ForgeStar satellite to produce semiconductor materials in orbit.

British space domain awareness company — tracks satellites with a global network of optical sensors and supplies data for space traffic management.

Portuguese space traffic management startup — offers an AI-based platform for collision avoidance, manoeuvre planning and orbital tracking.

Portuguese Ministry of National Defence space surveillance and tracking system — Portugal's EU SST contribution, with an operations centre on Terceira.

Portuguese space sustainability startup — develops ultra-light inflatable drag sails that passively de-orbit satellites at end of mission.

Develops the first active debris removal mission — capturing and deorbiting defunct space objects.

Swiss space mobility startup in Vaud — develops solutions for positioning and moving satellites between Earth orbits.

EPFL's space centre in Lausanne — supports space research, runs the Minor in Space Technologies and student space teams, and spun off ClearSpace.

Argentine-founded space tug startup — builds Chimera orbital transfer vehicles in Buenos Aires and Montevideo for LEO and GEO deliveries.

Argentine space propulsion startup — develops green, low-cost bipropellant engines such as the KX8 for last-mile delivery of satellites and spacecraft.

Luxembourg in-orbit manufacturing startup — develops the BentoBox return-capsule platform and REV1 vehicle for microgravity production.

University of Luxembourg space robotics group — researches in-space servicing, lunar rovers and manipulation, operating the LunaLab analogue and Zero-G Lab.

Develops reusable spaceplanes and green satellite propulsion systems for sustainable access to space.

Develops electrodeless plasma thruster technology for satellite propulsion without propellant consumption.

Austrian in-space mobility startup in Vienna — builds the refuelable green-propellant GATE Jetpack propulsion unit for ESPA-class satellites.

Brazilian space safety startup — develops COSMOS software for satellite collision prediction, risk analysis and avoidance manoeuvres.

Bulgarian space software company — develops space situational awareness, orbital analytics and decision support software.

Develops propulsion and deorbiting systems for small satellites enabling sustainable orbital operations.

Latvian astronomy institute — operates the Riga satellite laser ranging station (ILRS 1884) and Baldone observatory, with space-debris tracking work.

Lithuanian space startup — develops vision-based navigation payloads (RPO Kit) and mission simulation software for autonomous spacecraft operations.

University of Malta institute for space science and astronomy — runs astrophysics, space-debris tracking and high-altitude balloon projects.

Norwegian space propulsion startup from NTNU rocketry projects — develops small thrusters and de-orbit devices for satellites.

South Korean Hanyang University spin-off — provides AI-based orbit prediction, collision avoidance and RF interference software for satellites.

Thai national astronomy institute — tracks space objects and debris and develops satellite hardware with the Thai Space Consortium.