Avionics & Components: 394 companies and organisations

US space computing startup — builds radiation-tolerant edge computers (e.g. AetherNxN) for on-orbit data processing on satellites.

Develops hypergolic in-space propulsion systems for small satellites, lunar landers and orbital transfer vehicles — provides flight-proven, non-toxic storable propellant thruste…

US Department of the Air Force research lab — leads air and space science and technology, including space vehicles R&D, for the Air and Space Forces.

US semiconductor company — makes GaN-on-diamond power amplifiers and satellite radios for spacecraft communications, plus diamond-cooled electronics.

American space hardware startup spun out of CU Boulder — develops modular smart electrical power systems for spacecraft.

US space and defence technology company — builds space-based sensing payloads, optics and smallsat systems; legacy companies include Tethers Unlimited (Bothell, WA).

Colorado maker of flexible thin-film CIGS photovoltaic modules — targets space power, satellites, aerospace and UAV applications.

Employee-owned US engineering firm in San Diego — provides structural design, analysis and test services for spacecraft, launch vehicles and aircraft.

American composites company — develops Light Wing retractable solar arrays and Space Armor debris-shielding tiles for satellites.

Huntsville materials firm — develops thermal-control coatings, optical property measurement instruments and space environment testing for spacecraft.

Full life-cycle in-space mobility provider — develops green chemical, electric and hybrid propulsion systems for CubeSats through ESPA-class spacecraft in LEO, GEO and beyond.

American spacecraft propulsion manufacturer — builds Hall effect, electrospray, RF ion and green monopropellant thrusters, incl. for NASA Gateway's PPE.

Develops software-defined phased array communications payloads for space and airborne platforms — builds multi-beam active phased array systems for defense, commercial and civil…

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

University of New Mexico aerospace research centre — works on small satellites, space networking, radiation effects and space cybersecurity.

Florida aerospace and defense contractor — provides engineering, avionics, manufacturing and integration services for NASA and launch programmes.

Illinois aerospace R&D firm — develops CubeSat propulsion systems, plasma thrusters and aerospace technologies.

American non-profit engineering laboratory — develops guidance, navigation and control systems and avionics for NASA, lunar landers and national security space.

Missouri battery manufacturer — supplies batteries for satellites, launch vehicles and defence systems, with space heritage since Explorer 1.

San Francisco startup building unified flight software, simulation tools and avionics hardware for satellites, drones and defense systems.

Connecticut energetics manufacturer — supplies pyrotechnic separation systems, release mechanisms and ordnance for launch vehicles and spacecraft.

American electric propulsion maker — designs and produces Halo Hall-effect thruster modules for small satellites, including DARPA Blackjack spacecraft.

Virginia laser and electro-optics company — develops space lidar, laser communication terminals and photonics for NASA and defence.

American space electronics maker (formerly CAES Space Systems) — produces radiation-hardened microelectronics, power and RF components for spacecraft.

Develops low-cost, high-performance propulsion systems for lunar landers, orbital transfer vehicles and deep space missions — produces monopropellant and bipropellant thrusters …

Builds AI-powered autonomous factories producing precision components for rockets, satellites, jets and drones — the Opus software platform enables Factories-as-a-Service for ae…

Connecticut fuel cell maker — develops PEM fuel cell and electrolyzer power systems for spacecraft, lunar missions and undersea vehicles.

American space avionics company — builds radiation-tolerant flight computers, crypto units, radios and data recorders for defence and commercial satellites.

Seattle startup developing metamaterial-based, electronically steered spaceborne radar payloads for moving-target tracking.

Manufactures advanced composite structures and components for space launch vehicles and satellites — produces rocket nosecones, fairings, structural assemblies and thermal prote…

New Jersey navigation manufacturer — builds inertial guidance, navigation and motion control systems used in launch vehicles and spacecraft.

Provides satellite connectivity solutions for mobile-on-the-move platforms — develops flat-panel electronically steerable antenna systems for vehicles, maritime vessels and avia…

Sixth-largest US defense contractor — provides space payloads, sensors, satellite intelligence, electronic warfare and communication systems for national security and commercial…

American engineering company in Ann Arbor — builds optical sensing and lidar systems, including end-to-end systems that have been deployed in space.

US space hardware maker — designs and builds deployable solar arrays (HaWK), antennas and mechanisms for small satellites and NASA missions.

American motion-control manufacturer — its Space and Defense group builds spacecraft propulsion, avionics, buses and launch vehicle actuation systems.

American space solar company spun out of Sandia — produces DragonScales flexible silicon solar modules for satellite constellations.

American small-satellite supplier — makes components, satellite kits and services, having supported over 100 small satellites in orbit.

Global aerospace, defence and space technology company delivering advanced systems and solutions.

Michigan propulsion startup — designs and mass-produces Hall-effect plasma thruster systems for small satellites and constellations.

American engineering company — develops life support and thermal control systems for crewed spacecraft, space stations and other extreme environments.

Develops radio frequency (RF) plasma electric propulsion systems for small satellites — the Maxwell thruster provides scalable, propellant-free in-space propulsion for LEO const…

New Jersey aerospace engineering firm — develops spacecraft guidance and control software, simulation tools and fusion propulsion concepts.

Virginia navigation startup — commercialises NASA-derived navigation Doppler lidar for precision landing of lunar landers and aircraft.

American small satellite supplier — makes the CubeSat Kit, structures, solar arrays, flight computers and complete 1U to 12U satellite buses.

Global aerospace and defense conglomerate — provides space-based sensors, missile defense systems, satellite intelligence and propulsion via Collins Aerospace, Pratt & Whitney a…

American propulsion startup spun out of Plasma Processes — builds green-propellant (ASCENT) thrusters and propulsion systems for small satellites.

American space domain awareness company — builds onboard optical sensors and autonomy software for in-orbit inspection and tracking of space objects.

American optical communications company — builds laser communication terminals for satellites, including SDA constellation spacecraft; acquired by IonQ in 2025.

American space solar startup — manufactures ultrathin, radiation-tolerant self-healing silicon solar cells and modules for satellites in Tempe, Arizona.

US non-profit applied R&D organisation — its space science and engineering divisions lead NASA missions and build spacecraft instruments.

Utah State University-owned University Affiliated Research Center — builds small satellites, space sensors and payloads for US defence and NASA missions.

US aerospace electronics firm — designs and builds telemetry, tracking and flight-safety avionics for launch vehicles and spacecraft.

Caltech laboratory building cosmic-ray and energetic-particle instruments for space missions such as ACE, STEREO, Voyager and Parker Solar Probe.

Teledyne Technologies unit in Thousand Oaks — R&D and HgCdTe infrared focal-plane arrays used on NASA and ESA space missions.

US deployable structures company — designs and builds large deployable reflector antennas and booms for spacecraft, including SAR satellites.

US maker of specialty valves, filters and propulsion systems — supplies space propulsion hardware including CubeSat propulsion units; part of RBC Bearings.

Texas semiconductor company — supplies radiation-hardened microcontrollers and memory for spacecraft and harsh environments.

US space communications firm — builds software-defined radios and transponders for small satellites and CubeSats.

UT Dallas space physics centre — designs and flies ionospheric plasma instruments on satellites and sounding rockets and analyses space-weather data.

Develops space-based nuclear power systems using radioisotope thermoelectric generators (RTGs) from nuclear waste — provides persistent power for satellites, lunar bases and dee…

Spanish engineering company — designs and builds space instruments, mechanisms and test systems, and developed the LUR-1 satellite.

Spanish electronic components engineering firm, part of TÜV NORD Group — provides procurement, testing and qualification of EEE parts for space missions.

Navarre UPNA spin-off — designs and tests antennas and passive RF components for satellites, satcom, defence and radar, with feed chains on 10+ satellites.

Spanish deep-tech company with a leading space division — develops sensors, actuators, microelectronics and mechanisms for ESA, NASA and major space primes; spin-out from Univer…

Design and manufacturing of optical and optronic systems for NewSpace and drones.

Spanish deep-tech spin-off of the University of Valladolid — develops Raman-based gas sensors for space and terrestrial applications; ESA BIC Castilla y León incubatee.

Santander RF engineering company — builds satellite antennas, BUCs, LNAs, cryogenic amplifiers and ground-station equipment for satcom and deep space.

Manufactures advanced composite structures and thermal materials for aerospace and space applications — supplies structural panels, thermal shields and mechanical components to …

Andalusian aerospace technology centre — conducts R&D in materials, additive manufacturing, avionics and robotics for aeronautics and space.

Spanish CSIC–INTA joint research centre — studies the origin and evolution of life in the Universe and builds instruments for planetary missions.

Develops aeronautical mission systems and critical communications for emergencies, defence and aerospace — supplier to Airbus Helicopters and major European defence programmes.

Engineering firm specialising in mechanical and electrical design, structural analysis and aerospace components — develops deployable structures and antennas for ESA, Airbus, In…

Spanish photonics company — UPV spin-off building photonic on-board and ground-segment systems for space, defence and signal intelligence.

Spanish space power company in Málaga — designs and manufactures solar panels, power systems and solar array drives for CubeSats and small satellites.

Aerospace and telecommunications engineering school at UPC — research and education in space systems.

High-value R&D, testing and validation in Electromagnetic Compatibility for space and aerospace.

Spanish space electronics firm — designs embedded instruments, data-handling and radio units and leads the Don Quijote CubeSat mission.

Aerospace engineering school at UPC Terrassa — research and education in space systems.

Spanish space software company — develops the XtratuM/XNG hypervisor for safety-critical on-board software on satellites and spacecraft.

Spanish technology group specialising in defence, security, space and aerospace — develops satellite communications systems, mission-critical electronics and digital transformat…

Critical software and systems for the world's leading industries.

Specialised in high-precision machining and assembly for aerospace, space, robotics and biomedical sectors.

World-leading photonics research centre with applications in space optical technologies.

Develops complete optical, mechanical, electronic and control systems for space and astronomy.

Research centre covering astrophysics, cosmology, planetary science, Earth observation and space engineering.

Spanish CSIC astrophysics institute in Granada — conducts astronomy research and builds space-borne instruments for ESA and NASA missions such as JUICE and PLATO.

Spain's state aerospace research agency — develops satellites, conducts space research and tests launch systems.

Adhesion technology for precious metal laminates — including structures for satellite antennas.

Manufacture of structures and interior panels for aircraft and spacecraft.

Designs and manufactures precision mechanisms, actuators and structural elements for space applications — supplies deployment mechanisms, solar array drives and hold-down releas…

Engineering company developing microwave sensors for Earth observation and custom RF electronics.

Designs and manufactures RF payloads and sensors for small satellites — products include multifrequency radars, microwave radiometers and GNSS reflectometers for Earth observation.

Develops post-quantum cybersecurity and geometric coding for CubeSats and critical infrastructure — enables data self-repair in hostile environments without retransmission.

Develops next-generation thermal control coatings for satellites — the OLMA coating significantly reduces satellite temperature and thermal stress, extending operational lifetim…

Designs and manufactures compact electronic modules for aerospace, robotics and defence — developing proprietary RISC-V based chips for embedded and space-grade applications.

Private engineering and technology group providing innovative solutions in space, aerospace and infrastructure.

Develops ultra-lightweight optical systems for integration as orbital telescopes in satellites and CubeSats.

Spanish university research group — develops power and electronic systems for satellites and deep-space microsatellites at UMH in Elche.

Universidad de Alcalá space research group — leads the Solar Orbiter EPD instrument and designs onboard computers and software for satellites.

R&D and ASIC/IP design for SpaceFibre, an onboard communication protocol for space networks.

Grupo Oesía subsidiary specialising in electronic systems for defence, aerospace and security — develops avionics, EW systems, satellite communications and mission-critical elec…

Focuses on innovative small satellite concepts, subsystem development and Earth observation payloads.

Designs and supplies radiation-resistant DC-DC power converters and modules for space systems.

Develops and commercialises micropropulsion systems for small satellites.

French microelectronics maker — produces space-qualified 3D-stacked memory, computing and camera modules; a HEICO subsidiary.

French cryogenics SME near Grenoble — develops space cryocoolers, pulse-tube cold fingers and cryogenic thermal links for satellite payloads.

Toulouse electronics division of Actia Group — builds onboard electronics for satellites, constellations, aircraft and defence systems.

Air Liquide cryogenics division in Sassenage — designs cryogenic tanks, lines and cryocoolers for Ariane launchers, satellites and launch pads.

Designs and manufactures compact, high-performance antennas for nanosatellites, CubeSats and small satellites — products cover S, X, UHF and GPS bands with space-qualified minia…

French space equipment maker — designs mechanisms, reaction wheels, deployable systems and scientific instruments for satellites and exploration missions.

French space electronics manufacturer — produces DC-DC converters, power distribution units and onboard electronics for satellites.

Designs electric propulsion systems for small satellites and in-space transportation vehicles.

Designs and manufactures small satellites and space systems for government and commercial customers.

French CNRS and Université Paris-Saclay lab — studies the Sun, planets and cosmology and develops space science instruments.

French CNRS and Toulouse university lab — conducts space astrophysics and planetology and builds instruments such as SuperCam and SVOM payloads.

French NewSpace startup — develops ionic liquid electrospray electric thrusters for small satellites, first flown in orbit in 2025.

Toulouse technological research institute — runs collaborative R&D in aeronautics, space and embedded systems, incl. laser ground-to-satellite optical links, with industry and a…

French CNRS/UVSQ/Sorbonne research lab — builds space instruments (spectrometers, radars, mass spectrometers) to study planetary and Earth atmospheres.

CNRS, Aix-Marseille University and CNES astrophysics lab in Marseille — builds space instruments such as Euclid's NISP spectrophotometer.

French CNRS/Observatoire de Paris laboratory in Meudon — designs and qualifies space instruments for astrophysics and planetary missions such as JAXA's MMX.

French infrared detector maker formed from Sofradir and ULIS — supplies IR focal plane arrays for space, Earth observation and defence.

French space engineering firm — makes composite structures, deployment mechanisms, smallsat deployers and runs environmental test facilities.

French fabless semiconductor company — designs radiation-hardened FPGAs such as NG-ULTRA, qualified for European satellites.

Toulouse deeptech startup — develops neuromorphic, event-based edge computing systems for space, defence and drone applications.

French national aerospace research centre — conducts aeronautics, space and defence research, including launcher, propulsion and space observation studies.

French Safran subsidiary — supplies satellite ground stations, telemetry receivers, space modems and data acquisition systems for launchers and satellites.

French Safran subsidiary — designs and manufactures high-precision optics and optical payloads for space telescopes, EO satellites and astronomy.

French space instrumentation maker — produces star trackers, optical instruments and neutron systems for satellites and science missions.

Toulouse-area electromechanical specialist — builds space-qualified motors, separation mechanisms and microgravity experiment hardware.

French GNSS specialist — builds GNSS simulators and space-grade receivers for LEO constellations; being acquired by Safran in 2026.

French precision optics maker in Aix-en-Provence, part of Thales — produces lightweight mirrors, telescopes and optical assemblies for satellites.

Develops AI-driven navigation and orientation systems for autonomous vehicles, drones, submarines and spacecraft.

Designs and manufactures advanced automated cutting machines for composites, technical textiles and aerospace — provider to defence, space and nautical industries.

Develops the ANT61 Beacon satellite hardware for real-time telemetry and independent command and control — reduces spacecraft loss risk by up to 65%.

Manufactures Australian-made antenna test systems from MHz to mmWave — compact robotic and lens-based OTA testing for satellites, CubeSats, 5G and defence.

Embeds tamper-proof fluorescent taggants with non-replicable optical signatures into materials — authenticates critical components for global defence and dual-use supply chains.

Leverages 50 years of precision optics expertise for space — designs optical instruments, the Malya thermal infrared payload and advanced sensing systems for satellite missions.

Longest-standing privately-owned satellite communications company in the Southern Hemisphere — designs and delivers ground segment infrastructure and the Cassowary multi-orbit a…

Delivers precision PCBA and turnkey electronics manufacturing for aerospace, MedTech and defence — facilities in Sydney, Auckland and Christchurch.

Develops power systems that convert low-grade waste heat into electricity for satellites and lunar missions — thermal energy recovery with proven space flight heritage.

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

Produces mass-manufacturable, radiation-tolerant silicon solar cells for space at a fraction of current costs — targeting satellite constellations and space-based solar power.

Trusted Australian contract electronics manufacturer with 40 years of experience — delivers PCBA and box-build assembly for aerospace, defence, space and medical industries.

Develops next-generation Perovskite solar cells for LEO satellites — lightweight, high-efficiency space solar power in partnership with Gilmour Space Technologies.

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

Develops small satellite platforms and mission solutions for government, defence and commercial customers.

Manufactures smarter, more reliable and cost-effective batteries for LEO satellite constellations — the Pack2 lithium-ion battery system for microsat-class missions.

Contract manufacturer specialising in ultra-precise machined components for aerospace, quantum computing and scientific instrumentation — 5-axis CNC and Wire EDM.

Leading Australian manufacturer of RF, fibre optic and phase-matched cable assemblies — high-reliability interconnect solutions for aerospace, defence and critical communications.

Designs and manufactures precision fluid control systems for space — cryogenic valves, additive manufacturing and polymer science for launchers and spacecraft.

Provides commercially proven satellite edge computing solutions — the EC-01 onboard computer (TRL9) and ES-01 ethernet switch, leveraging NVIDIA Jetson hardware.

AS9100D-certified precision machining for space, defence and medical — turnkey CNC machining, surface treatment and assembly from a secure 2500m² regional NSW facility.

Australia's first ride-share satellite mission — provides space heritage and on-orbit testing opportunities for local startups and research projects via the Waratah Seed-1 satel…

Australian propulsion startup — develops non-toxic chemical satellite thrusters and solenoid valves, with flight heritage on a SpaceX rideshare.

Developed the first generative design software platform for rapid aerospace hardware creation — used to build the Zephyr Hall Thruster satellite propulsion system.

Quebec City unit of ABB that designs and builds optical and infrared remote-sensing instruments and payloads for Earth-observation satellites.

Canadian instrumentation firm in Lethbridge — builds far-infrared Fourier transform spectrometers, cryogenic test systems and software for space astronomy missions.

Canadian radiation-detection company — builds bubble detectors and spectrometers flown on ISS and CSA missions to measure space radiation.

Saint-Lazare, Quebec R&D firm building spaceflight hardware: solar power subsystems, solar cell simulators and spacecraft charging monitors.

Cambridge, Ontario space hardware site of Honeywell (ex-COM DEV) — makes RF/microwave and optical subsystems for satellites.

Calgary instrument maker — designs and builds sensitive all-sky imagers, spectrographs and interferometers for auroral, airglow and geospace research.

ÉTS Montréal research laboratory working on space technologies, resilient GNSS navigation, avionics and embedded systems, including CubeSat projects.

Canadian aerospace manufacturer producing complex aerostructures, engine components and space systems — supplier to Pratt & Whitney, Rolls-Royce, Boeing and major space programs.

Canadian spacecraft hardware maker — builds reaction wheels, rate measurement units and complete microsatellites for small satellite missions.

Canadian photonics company — develops fibre lasers and amplifiers, including space-qualified optical amplifiers for satellite laser links and ground station amplifiers.

Toronto microwave and RF manufacturer — designs SSPAs, LNAs, filters and RF payload equipment for space, avionics and defence radar.

Sherbrooke, Quebec engineering firm — develops guidance, navigation and control software and vision-based navigation for spacecraft and landers.

Canadian satellite communications manufacturer — produces portable satellite terminals, RF components and microwave products for satcom users; owned by Hytera Communications.

Canadian GNSS technology company — designs high-precision GNSS receivers, antennas and positioning engines; part of Hexagon's Autonomy & Positioning division.

Montreal maker of ultra-sensitive EMCCD and photon-counting cameras for ground astronomy and space-based imaging payloads.

Burnaby satcom RF manufacturer — designs and builds LNBs, block upconverters, LNAs and space-rated frequency converters for satellite communications.

Canadian quantum sensing startup from Université de Sherbrooke — builds diamond NV-centre magnetometers for space, navigation and defence, flown for NGA MagQuest.

Canadian space hardware startup — develops satellite attitude and precision pointing hardware for small spacecraft and space instruments.

Radiation test facility at Canada's TRIUMF accelerator centre in Vancouver — proton beams for single-event-effect testing of electronics for space.

Montreal maker of radiation-tolerant onboard processor boards (Q7, Q8 family) for satellites and launchers; part of Epiq Solutions since 2023.

Designs and manufactures small satellites and space systems for science, exploration and defence.

Italian space startup — develops ultralight textile-based deployable solar arrays (Solar-Z) for small satellites.

University of Padova space research centre — develops instruments and technologies for missions such as Rosetta, BepiColombo and Mars Express.

Italian space startup developing ARGO, a multicamera star tracker for attitude determination on small satellites and constellations.

Italian space SME — designs nano/microsatellites and on-board units, provides parts testing and satellite IoT solutions.

Italian space research institute of INAF — develops instruments and science for space astrophysics, planetary exploration and space weather missions.

Italian INAF space astrophysics institute in Milan — builds detectors, electronics and software for missions such as XMM-Newton, INTEGRAL, Euclid and Athena.

Italian aerospace systems engineering firm — designs, builds and tests scientific payloads and experiment hardware for the ISS and other space platforms.

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

Italian aerospace group developing satellites, space systems and Earth observation solutions.

Italian optics manufacturer — produces X-ray mirrors, telescopes and optical payloads for space science, Earth observation and laser communication terminals.

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

Italian opto-mechanical manufacturer — designs and builds telescopes and optical payloads for ground-based and space applications, listed on Euronext Growth Milan.

University of Trieste spin-off — develops Ka-band software-defined radios, transponders and antennas for small satellites, flown on D-Orbit ION.

Develops electric propulsion systems, small satellites and launch vehicles for commercial and institutional customers.

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

Italian space electronics maker — builds on-board data-handling units, imaging cameras and payload electronics for satellites and the ISS.

Italian space equipment company — designs and integrates electronic equipment and subsystems for satellites, with labs near Milan.

Italian startup developing sodium-ion structural batteries — load-bearing energy-storage panels for satellites, lunar rovers and other mobility applications.

German space hardware company — develops, builds and tests small-satellite systems, reaction wheels, mechanisms, structures and payloads.

German small-satellite manufacturer — TU Berlin spin-off building microsatellite platforms, cameras and subsystems at Berlin-Adlershof.

German space hardware startup — makes shape-memory release actuators, deployable solar arrays and other deployable structures for satellites.

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

Kiel University space physics group — builds particle detectors for missions such as Solar Orbiter's Energetic Particle Detector and studies heliospheric physics.

Bremen space electronics maker — builds satellite mass memory units, on-board computers, data processing and encryption units, plus radiation testing.

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

Berlin radio technology company (formerly IQ wireless) — its IQ spacecom unit builds software-defined radio transceivers for small satellites.

DLR spin-off developing cost-effective non-toxic green propulsion systems for nanosatellites and CubeSats — the HyNOx hypergolic propulsion module uses hydrogen peroxide for saf…

Produces laser communication terminals for aerospace and defense, enabling high-bandwidth optical links in space.

Independent European space technology company developing satellites and space infrastructure.

Develops high-performance satellites for defence, security and government missions.

German electronics group in Munich — supplies test and measurement, secure communications and SATCOM equipment, with a space unit expanded via Dresden acquisitions in 2026.

German optics startup spun off from Fraunhofer IOF — designs and manufactures metal mirrors and optical systems for space instruments and astronomy.

German space subsystem supplier — builds solar generators, structures, mechanisms and laser-optical instruments for Earth observation and science satellites.

World leader in laser communication terminals for satellite and deep space applications.

German space instrument maker — develops and qualifies scientific payloads, mass spectrometers and space electronics for agency and commercial missions.

German spacecraft component maker — builds magnetic torquers and magnetometers for satellite attitude control, spun off from ZARM at the University of Bremen.

Next-generation high-precision solutions for mass-market and industrial applications.

British quantum technology startup in Southampton — develops compact plug-and-play cold-atom devices for space and defence applications.

Develops advanced space systems, electronic warfare and satellite capabilities for defence customers.

Durham University research centre — develops optical instruments, detectors and adaptive optics for ground and space telescopes, with space test facilities.

British small-satellite startup in Southampton — develops hardware and software subsystems for small satellites.

British spacecraft propulsion startup — develops compact plasma thrusters using solid metal propellant for small satellites.

Produces titanium, tantalum and rare-earth alloy powders using proprietary electrochemical processing — space-grade metal powders used in 3D-printed satellite structures and the…

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

British spacecraft antenna maker — designs and manufactures deployable antennas and reflectors for SAR, telecom and IoT satellites.

Welsh space startup — develops cloud-based spacecraft mission design software, payload interface units and small chemical propulsion systems.

University of Edinburgh spin-out — develops low-power RF MEMS beam-steering antennas and terminals for satellite communications and 5G/6G.

British spacecraft propulsion startup — builds electrothermal water-based thrusters for CubeSats and small satellites.

British materials company — makes Vantablack carbon-nanotube coatings, including space-qualified versions for optical baffles and instruments.

Chelmsford sensor manufacturer, part of Teledyne — designs and fabricates CCD, CMOS and infrared image sensors for space science and Earth observation missions.

UCL space research laboratory — builds space science instruments and has taken part in more than 70 satellite missions from Holmbury St Mary.

Northampton imaging company — builds CCD and CMOS camera systems and detector electronics for space missions, CubeSats and scientific instruments.

Belgian satellite communications company, part of OHB — develops RF communication subsystems and ground-segment products for space missions.

Belgian KU Leuven spin-off — builds star trackers, reaction wheels and ADCS units for small satellites.

Belgian CMOS image sensor design house — develops custom radiation-hardened sensors for space missions, including the FaintStar2 on ESA's Hera.

Belgian University of Liège research centre — tests and calibrates space instruments in thermal-vacuum chambers and develops space optics.

Belgian electronics design company — develops on-board imaging electronics, on-board computers and EGSE for Earth and Sun observation satellites.

Belgian spacetech startup — develops the Sterna AI edge computer for in-orbit data processing on satellites.

Belgian optical engineering company in the Verhaert group — designs optical and metrology systems for Earth observation, SSA and microgravity missions.

Belgian fabless semiconductor company — designs radiation-hardened chips and electronics for space, nuclear, aerospace and defence applications.

Belgian electro-optical space instrument maker, branch of OIP N.V. — builds spectrometers and imagers such as CLIM for CO2M and ALTIUS.

Develops small satellites, innovative space systems and instruments for science and institutional customers.

Belgian aerospace manufacturer — builds aerostructures and launcher actuation and control systems for Ariane and Vega rockets.

Belgian GNSS receiver maker — designs multi-frequency high-precision positioning boards and modules; part of Hexagon since 2025.

University of Liège research unit — 100+ researchers in planetology, exoplanets, astrophysics and space instrumentation; co-leads the TRAPPIST telescopes.

Belgian space hardware startup — develops miniaturised control moment gyroscopes (microCMG, miniCMG) for agile small-satellite attitude control.

Dutch advanced composites manufacturer — produces spacecraft components, solar-array substrate panels and launcher tank structures.

Dutch NWO radio astronomy institute — builds and operates radio telescopes such as LOFAR and Westerbork and develops radio instrumentation.

Dutch-rooted propulsion and AOCS company — builds green HPGP, water and cold-gas thrusters and spacecraft subsystems.

Designs and manufactures innovative optical instruments and payloads for Earth observation satellites.

Dutch joint venture of Demcon and VDL Groep — develops and produces laser satellite communication terminals, including for the PAMI-1 mission.

Dutch small satellite company — builds CubeSats and smallsat missions and supplies satellite subsystems and launch services, a spin-off of TU Delft.

Dutch space component maker — designs and produces space-grade sun sensors for satellites, including the BiSon and MAUS product lines.

Dutch-Italian space startup — develops autonomous solar array drive assemblies (SARA) for small satellites, flight-validated in orbit.

Dutch space electronics startup — designs dedicated semiconductors and builds electronic subsystems for satellites; Zero Debris Charter signatory.

Dutch national space research institute — develops space instruments for astrophysics, Earth science and exoplanet research, part of NWO-I.

Dutch engineering firm — provides rapid engineering and precision manufacturing of instruments, robotics and subsystems for space and defence.

Applied research institute developing optical instruments, detectors and systems for space science and Earth observation.

Swiss space engineering SME — designs and builds ultra-stable structures, precision mechanisms and thermal hardware for ESA science and Copernicus missions.

Swiss space software firm spun off from FHNW — develops embedded flight software and algorithms, including software flying on Solar Orbiter's STIX.

Swiss space supplier owned by the Swiss state — makes launcher fairings, satellite structures, mechanisms and electronics.

Swiss non-profit technology research centre in Neuchâtel — develops space mechanisms, ultra-stable lasers for ESA's LISA, atomic clocks and other flight hardware.

Swiss opto-electronics company owned by General Atomics — builds optical ground stations and laser-communication pointing assemblies for space links.

Swiss research institute in Davos — builds solar radiometers for space missions such as PROBA-3 and calibrates radiation instruments.

Swiss Safran subsidiary in Neuchâtel (ex-Temex Neuchâtel Time) — manufactures space rubidium and hydrogen-maser atomic clocks for Galileo and other GNSS.

Swiss microelectronics company in Ticino — designs radiation-hardened GNSS receiver chips used on ESA missions such as Sentinel, Swarm and EarthCARE.

Swiss non-profit planetary research institute in Neuchâtel — leads the CLUPI close-up imager for ESA's ExoMars rover and contributes to planetary missions.

Swiss university research division — builds mass spectrometers and instruments for missions such as Rosetta, CHEOPS and JUICE.

Manufactures high-performance RF and antenna systems for satellites using proprietary 3D printing technology.

Swiss space electronics company — develops instrument control units, data processing units and space GNSS receivers.

Specialises in space-qualified inter-satellite laser communication terminals — develops optical inter-satellite link technology for high-speed data relay between satellites in L…

Leading provider of BeiDou/GNSS high-precision positioning chips, modules and tracking solutions — serves aviation, maritime, automotive and space sectors with integrated naviga…

China's major state-owned defense aerospace corporation — develops the Kuaizhou solid-fuel commercial launch vehicles, missiles, and space systems alongside CASC.

Chinese listed electronics firm in Beijing — makes BeiDou navigation chips, satellite communication terminals and GNSS simulation and test equipment.

CASC subsidiary and major design and production centre for liquid rockets, air defense systems, satellite platforms and space transportation in Shanghai.

Chinese Academy of Sciences institute in Shanghai — develops infrared and hyperspectral space payloads for Fengyun and Gaofen satellites, plus space cryocoolers.

Develops sounding rockets and hypersonic suborbital testbeds for scientific research, atmosphere exploration and hypersonic vehicle technology validation.

Develops modular small-satellite components and system integration solutions — provides structural, thermal and electronic subsystems for the Chinese commercial satellite manufa…

Chinese Academy of Sciences optics institute in Xi'an — builds space cameras and remote-sensing optics, including Chang'e lunar mission cameras.

Creates embedded SoC processors and AI-enhanced imaging chips for aerospace and space applications — provides space-qualified microelectronics for satellite onboard computing an…

Chinese listed aerospace electronics firm in Zhuhai — designs space-grade chips and operates the Zhuhai-1 video and hyperspectral imaging constellation.

Develops guidance, navigation and control systems and propulsion components for launchers and satellites.

Portuguese safety-critical software and systems engineering company — supplies flight and ground software and verification services to ESA, NASA and space primes.

Develops space-qualified electronics and embedded systems for satellites and launch vehicles — provides avionics, power management and onboard computers for ESA and commercial N…

Portuguese space engineering company — designs and manufactures satellite magnetometers, optical metrology systems and a maritime communications constellation.

Portuguese space propulsion company — makes valves, thrusters and fluid-control components for satellites and launchers, and leads micro-launcher work.

LIP particle physics laboratory group in Lisbon — develops space radiation monitors and models, including RADEM on ESA's JUICE and BERM on BepiColombo.

Portuguese aerospace engineering company — develops GNC systems, structures, mechanisms and landing systems for space missions and UAVs.

Portuguese space startup — develops optics and photonics hardware, plus thermal and mechanical simulation, for space applications and space debris detection.

Portuguese drone and space technology company — builds unmanned aircraft and GAMALINK inter-satellite link radios flown on ESA's Proba-3 and Hera missions.

Brazilian space systems company of the Akaer Group — develops satellite payloads, on-board computers and radiation analysis for CBERS and Amazonia-1.

Brazilian space engineering firm — develops satellite propulsion subsystems and hydrazine thrusters, including the propulsion for Amazonia-1.

Brazilian electronics firm of the Thales group — supplies radars, tracking systems, launch-range instrumentation and satellite equipment.

Brazilian optronics manufacturer — develops space cameras for Earth observation satellites and thermal vision systems for the aerospace and defence sectors.

Brazilian space engineering company — designs and builds satellite solar arrays, including the power generator for the Amazonia-1 satellite.

Brazilian aerospace engineering firm — develops propulsion and subsystems for launch vehicles; partner in the MLBR microlauncher consortium.

Brazilian university space systems lab — developed the FloripaSat-1 CubeSat and is building FloripaSat-RO, a 6U GNSS radio-occultation CubeSat backed by AEB.

Brazilian space systems integrator, an Embraer–Telebras joint venture — builds nanosatellites and attitude-control systems and integrates satellite programmes.

Polish space mechanisms maker — builds lock-and-release mechanisms, deployers, booms and penetrators; spin-out of CBK PAN with work on JUICE and InSight.

Develops microsatellite platforms and space electronics for scientific and commercial missions.

Polish electronics company in Zielona Góra — develops GNSS navigation equipment and space sensors alongside C-UAS defence systems.

Polish NewSpace company — develops on-board AI data processing units, software and algorithms for satellites; operates the Intuition-1 satellite.

Polish space software house — develops ECSS-compliant on-board and embedded flight software, including the ASPIICS software on ESA's Proba-3.

Polish small-satellite supplier in Kraków — builds chemical and electric propulsion systems and reaction wheels for nano- and microsatellites.

Polish optical payload maker — builds space telescopes and optical instruments for Earth and Moon observation, plus industrial vision systems.

Polish space research institute — builds scientific space instruments and conducts space physics, planetary and geodesy research in Warsaw.

Hungarian space hardware startup — develops miniature semiconductor radiation dosimeters (RadNano) and EMC filters, flown in the HUNOR mission.

Hungarian space hardware supplier — makes satellite thermal hardware, MLI blankets, mechanical parts and ground support equipment for ESA missions.

Hungarian RF and microwave electronics maker — builds space communication equipment for satellites and ground stations, incl. S-band converters.

Hungarian smallsat company — designs and manufactures 3–16U satellite platforms, subsystems and power electronics for large satellites.

Hungarian physics research centre in Budapest — its Space Physics and Space Technology department builds spacecraft instruments and co-developed Philae's on-board computer.

Hungarian lunar exploration company — builds lunar rovers and instruments; its Lunar Water Snooper operated on the Moon on IM-2 in 2025.

Hungarian space engineering company — designs small space equipment and dosimetry instruments and offers vibration and thermal-vacuum testing.

Indian aerospace manufacturer — builds satellite and launch vehicle subsystems, integrates satellites for ISRO and plans a private GSO comms satellite.

Bengaluru deep-tech startup — develops laser communication terminals for space-to-ground and optical inter-satellite links, supplier to ISRO.

Indian space and wireless startup — develops E-band and S-band communication hardware, including the SpaceNet satellite communication payload.

Develops green and electric propulsion systems for satellites and in-space transportation using water-based and Hall-effect thrusters.

Full-stack space engineering solutions provider — develops satellite platforms, ground systems and turnkey mission services.

Indian deep-tech startup — designs electro-optical and infrared imaging payloads and telescopes for satellites and drones.

Indian radar startup — develops drone-borne, airborne and spaceborne L- and P-band synthetic aperture radar systems.

CPUT spin-out manufacturing nanosatellites and satellite components — commercialises innovative nanosatellite communications solutions and complete missions with Africa-focused …

South African manufacturer of high-speed communication systems for CubeSats and small satellites — provides S-band, UHF and VHF transceivers with flight-proven heritage for LEO …

World-class ADCS and reaction wheel manufacturer for small satellites — decade of flight heritage, supplying to commercial constellations across 33 countries globally.

Develops high-performance imaging satellites and payloads for Earth observation — builds the Raptor sub-metre imager and turnkey smallsat solutions for global commercial and gov…

South African university satellite lab — built SUNSAT and now focuses on CubeSat and ADCS research, with ground station and test chambers.

Multinational spacecraft GNC components manufacturer — supplies reaction wheels, star trackers and magnetorquers to 500+ satellite constellations across 33 countries, ESA-accred…

Develops intelligent satellite imaging cameras and optical payloads for Earth observation — xScape cameras have flown on 50+ nanosatellites with sub-metre resolution products in…

Czech radiation imaging company — builds Timepix pixel detectors used as radiation monitors on the ISS, Orion and lunar missions.

Czech space mechanisms manufacturer — builds landing gear and payload-bay door mechanisms for ESA's Space Rider and parts for Ariane 6.

Czech-Slovak nanosatellite firm — provides turnkey CubeSat missions and manufactures CubeSat components; built skCUBE and Croatia's CroCube.

Czech special-optics research centre — designs and makes optics and mechanics for ESA missions such as Solar Orbiter's METIS telescope and ARIEL.

Czech state aerospace research centre — provides space and aviation R&D and testing, and builds satellites such as VZLUSAT-2 in Prague-Letňany.

Czech space software startup — builds onboard AI and processing units that extract insights from Earth observation data aboard satellites.

Danish national space institute at DTU — researches astrophysics, Earth observation and geodesy and builds space instruments such as star trackers.

Danish nanosatellite company — designs, integrates and manufactures small satellites, subsystems and constellations for government and commercial customers.

Danish small-satellite radio maker — builds software-defined radio payloads and TT&C transceivers for nano- and microsatellites.

Danish satellite engineering company — builds small satellite platforms and subsystems at its Aalborg headquarters, with offices in Copenhagen and Leuven.

Danish aerospace and defence company — its space business supplies star trackers, power control units, onboard software and ground systems.

Danish Doppler radar manufacturer — supplies tracking radars for launches, spacecraft and space debris to space agencies alongside defence systems.

Irish surface-coatings company — developed the SolarWhite and SolarBlack thermal coatings flying on ESA's Solar Orbiter.

Irish space photonics company — designs and manufactures optical inter-satellite link terminals and optical ground stations in Galway and Shannon.

Dublin space electronics and software firm — supplies ESA-qualified real-time operating systems, onboard computing, memories and satellite subsystems.

Dublin photonics spin-out from DCU and Tyndall — develops optical frequency comb sources for space laser communications, 6G and defence links.

Irish space electronics company — designs and builds high-reliability electronics such as video telemetry for Ariane 6 and payload interface units for ESA missions.

Irish space AI company — provides the SPACE:AI onboard processing platform for Earth observation satellites and operates CogniSAT-6.

Austrian electric propulsion company — FOTEC spin-off producing FEEP ion thrusters for small satellites at scale in Wiener Neustadt.

Austrian test laboratory, an AIT subsidiary — provides radiation hardness assurance, Co-60 TID and SEE testing and space weather services for space electronics.

Austrian space science institute — builds magnetometers and on-board computers for ESA and NASA missions and runs satellite laser ranging in Graz.

Austrian time-triggered networking company — supplies TTEthernet onboard data networks for Orion, the ESA Service Module, Ariane 6 and Gateway.

Finnish space instrument company — builds radiation monitors and microscopy instruments flown on BepiColombo, the ISS and Artemis I.

Finnish RF engineering firm — provides R&D on RF, microwave and millimetre-wave instruments and components for customers including ESA.

Finnish university space physics lab — studies solar energetic particles and builds space radiation instruments such as ERNE and RADMON.

Finnish state research centre — develops hyperspectral cameras and space instruments flown on Aalto-1, Reaktor Hello World and Kuva Space satellites.

Space business of Japan's Canon Electronics — builds and operates CE-SAT Earth-observation microsatellites and sells satellite components such as reaction wheels.

Japanese propulsion startup — develops and manufactures water-based electric and resistojet propulsion systems for small satellites.

Japanese JAXA-certified startup — develops radiation-tolerant on-board computers for small satellites and provides avionics and flight software design.

Latvian FPGA engineering startup — develops radiation-aware image-processing IP cores and FPGA design services for space imaging payloads.

Latvian space power startup — develops radioisotope-based power generators for satellites and future lunar missions.

Latvian precision-timing company — builds picosecond event timers and time-tagging systems for satellite laser ranging, lidar and ESA missions.

Lithuanian laser communication company — develops optical terminals for satellites and optical ground stations for defence and space applications.

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

Lithuanian solar-tech startup spun off from Kaunas University of Technology — develops lightweight perovskite solar cells for small-satellite power systems.

Norwegian space and defence electronics maker — supplies sun and earth sensors, space-weather instruments, telemetry and satellite link encryption.

Norwegian microelectronics company — designs radiation-detection integrated circuits and space radiation monitors flown on ESA and national missions.

Norwegian small-satellite avionics startup — develops plug-and-play on-board edge computing and data processing hardware for small satellites.

South Korean KOSDAQ-listed manufacturer of satellite communication terminals and satellite bodies, payloads and space electronics.

Develops SAR satellites, optical payloads and space systems for defence and commercial customers in South Korea.

South Korean Earth observation startup — builds optical satellite payloads, in-space AI processors and satellite data analytics services.

Swedish-British small satellite company — builds smallsats and subsystems and sells space data services, with sites in Uppsala, Glasgow, Delft and Cape Town.

Develops satellites, space systems and optical instruments for science and Earth observation missions.

Swedish space computing company — supplies edge computing hardware and software for onboard data processing on satellites, flying since 2016.

Taiwanese RF and antenna maker — builds satellite communication modules, phased-array antennas and the Black Kite CubeSats for TASA.

Taiwanese startup building AESA phased-array antennas, Ka-band LEO user terminals and the Bellbird communications satellites, plus counter-drone radar.

Taiwanese microwave component maker in Keelung — supplies millimetre-wave filters, waveguides and ground antenna parts to LEO constellations such as Starlink and Kuiper.

Ukrainian aerospace electronics company — designs control systems and avionics for launch vehicles, spacecraft and space station modules.

Ukrainian space research centre in Lviv — branch of SRI NASU-SSAU conducting electromagnetic studies of space plasma and developing scientific instruments.

Ukrainian electric propulsion maker — develops Hall-effect thrusters and complete propulsion systems for small satellites, flown on EOS SAT-1.

Bulgarian smallsat manufacturer — builds CubeSat and microsatellite platforms, subsystems and shared-satellite missions from Sofia.

Bulgarian space research institute — conducts space physics, Earth and planetary remote sensing and aerospace systems research in Sofia.

New Zealand space startup — develops inflatable, rigidizing deployable structures such as Copia solar arrays, antennas and drag sails for satellites.

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

Singapore satellite communications firm — designs and makes satellite communication terminals and inter-satellite data relay terminals.

Singapore laser communications company — manufactures free-space optical terminals for terrestrial links and is building a space laser network.

Slovenian NewSpace company — develops high-frequency K-, Ka- and Q-band telecommunication hardware and antennas for small satellites and CubeSats.

Slovenian space electronics company — develops fault-tolerant on-board computers, radiation-hardened IP cores and space-to-ground radio links.

Colombian small-satellite company — builds pico- and nanosatellite buses, subsystems and components and provides mission engineering for government and academia.

Costa Rican aerospace industry cluster — groups 40+ suppliers in machining, electronics, embedded software and MRO serving aviation and space supply chains.

Croatian space technology company — develops onboard AI, FPGA-based data processing units and vision systems for autonomous spacecraft.

Ecuadorian civilian space organisation — built the Pegaso and Krysaor CubeSats and supplies space hardware and mission support to satellite projects.

Estonian space camera maker — builds compact cameras and optical payloads for satellites, lunar missions and defence applications.

Israeli space computing company — builds radiation-resilient onboard computers and processors for satellites and deep-space missions.

Kazakh spacecraft integrator — designs, assembles and tests satellites and subsystems at the national AIT complex in Astana.

University of Malta research group on space electronics — develops the ASTREA pico-satellite constellation and a small-satellite ground station.

Romanian space research institute — works on astroparticle physics, space plasma and space technologies, contributing to ESA and NASA missions.

Slovak CubeSat company — designs sun sensors, Earth sensors and transceivers and was key developer of the GRBAlpha nanosatellite.

Thai aerospace manufacturer and satellite internet provider — builds satellite components such as power systems and reaction wheels in Bangkok.

Tunisian ICT company with a dedicated space division — developed Challenge-1, Tunisia's first private satellite, and ONE-1 CubeSat for Earth observation and IoT connectivity.