TechRound are delighted to announce our list of the Top 28 UK Space Tech companies.
As selected by the TechRound team, our criteria for the list includes:
Space V is an emerging player in the UK’s space sector, focusing on satellite communications and data services. Despite being relatively young, the company is all about democratising access to space by developing cost-effective and innovative technologies.
By offering solutions that enhance connectivity and satellite operations, Space V distinguishes itself with its commitment to bridging the gap between small enterprises and advanced space capabilities. While still establishing its reputation, its forward-thinking approach and focus on partnerships make it one to watch in the competitive satellite industry.
Founded in 1978, Telespazio VEGA UK is a prominent consultancy and engineering company in the space industry. Part of the Telespazio group, the company provides end-to-end support for missions, including ground systems, operations and Earth observation.
With decades of experience, Telespazio VEGA has contributed to numerous ESA missions and commercial projects. Its success lies in its ability to combine technical expertise with strategic planning, offering tailored solutions for complex space programmes.
Gravitilab is a pioneering UK-based company offering microgravity research and testing services. The company focuses on creating platforms for scientific experiments and technology demonstrations in reduced gravity environments.
By developing reusable suborbital rockets and drone-based systems, Gravitilab provides accessible solutions for academic and industrial research. Its innovative approach to gravity-related studies positions it as a unique player in the market.
Craft Prospect focuses on integrating artificial intelligence and cybersecurity solutions into space missions. Based in Glasgow, this company enhances satellite autonomy and security through cutting-edge technologies.
Their Quantum Key Distribution (QKD) efforts and AI-driven mission planning systems make them stand out. Craft Prospect’s emphasis on secure data transmission is critical for modern satellite operations, and its partnerships with institutions and agencies underscore its growing impact.
Founded in 2002, STAR-Dundee is a leading provider of spacecraft onboard data-handling technologies. Based in Scotland, it supports international space missions with its SpaceWire and SpaceFibre technologies, widely used in satellite systems.
STAR-Dundee’s reputation for innovation and reliability has earned it contracts with major space agencies, including ESA and NASA. Its niche expertise in data communication systems makes it indispensable in the industry
Meggitt is a well-established engineering company specialising in high-performance components for aerospace and defence industries. Founded in 1947, the company’s expertise extends to the space sector, providing advanced thermal management systems and components for spacecraft.
With a global footprint and strong financial performance, Meggitt remains a trusted supplier for critical space applications.
Cobham, an historical name in British aerospace and defence, offers advanced electronic components and systems for space and communication technologies. Known for its innovations in RF systems, antennas and ruggedised electronics, Cobham supports both commercial and governmental space missions. Its legacy of reliability and technological leadership ensures a vital role in the global space supply chain.
Pixxel is a forward-looking company aiming to revolutionise Earth observation through its constellation of hyperspectral imaging satellites.
Founded in 2019, the company is working to deliver detailed environmental and agricultural insights. While based in India, Pixxel has extended its operations to the UK, capitalising on the country’s strong space infrastructure. Its focus on hyperspectral imaging sets it apart in a crowded market.
Space Intelligence is a UK-based company specialising in translating satellite data into actionable insights for environmental monitoring and conservation.
By leveraging AI and Earth observation technologies, the company provides data-driven solutions to track deforestation, carbon storage and biodiversity changes. Its commitment to sustainability and climate action makes it stand out in the space-tech industry.
Blue Skies Space is a London-based company developing commercial satellite missions for scientific research. The company’s flagship project, Twinkle, aims to study exoplanet atmospheres and solar system objects using visible and infrared spectroscopy.
Unlike traditional space science missions, Blue Skies Space adopts a commercial approach, offering rapid, cost-effective access to space for scientific institutions.
Sen is a British space company that specialises in capturing real-time video footage from space. By deploying a network of satellites equipped with high-resolution cameras, Sen provides unique perspectives of Earth for applications in disaster response, environmental monitoring and media. Its focus on live-streaming space imagery distinguishes it from traditional Earth observation companies.
SatVu is a UK-based space company developing a constellation of high-resolution thermal imaging satellites. Unlike traditional optical satellites, SatVu’s unique technology allows it to monitor temperature changes on Earth, providing valuable data for industries such as energy, agriculture, defence and environmental monitoring.
Founded with the goal of improving sustainability and efficiency, SatVu’s satellites can detect heat loss from buildings, identify industrial emissions and monitor natural events such as wildfires or volcanic activity. This capability makes it an invaluable tool for governments, businesses and environmental organisations looking to track and reduce carbon footprints.
As demand for climate monitoring solutions grows, SatVu is positioning itself as a key player in the space-based Earth observation market. Its emphasis on thermal imaging, combined with advanced AI-driven analytics, sets it apart from other satellite companies. With significant investment and partnerships in the UK’s space ecosystem, SatVu is expected to play a major role in future space-based sustainability initiatives.
Earth-i is a UK-based geospatial intelligence company specialising in high-resolution satellite imagery and video data. It provides real-time insights for industries such as agriculture, defence and environmental monitoring.
The company is known for pioneering full-colour video Earth observation satellites, allowing for more dynamic analysis of urban development, traffic flows and natural disasters. Earth-i also integrates AI and data analytics to enhance predictive modelling and risk assessment.
With a strong presence in the Earth observation market, Earth-i continues to develop innovative satellite-based solutions that help businesses and governments make informed decisions. Its advanced imaging capabilities set it apart in the growing geospatial intelligence sector.
AAC Clyde Space is a leading small satellite manufacturer based in Glasgow, specialising in CubeSats and nanosatellites. It provides complete solutions, from satellite design to in-orbit operations, for commercial, scientific and defence applications.
Known for its modular satellite platforms, the company has worked with ESA and private sector clients to support Earth observation, communications nd deep-space exploration.
AAC Clyde Space has established itself as a key player in making space more accessible, offering cost-effective satellite solutions that are helping to drive the next generation of space missions.
RAL Space is a prestigious UK research organisation under the Science and Technology Facilities Council (STFC), contributing to over 200 space missions. It specialises in satellite instrumentation, space weather monitoring and planetary exploration technologies.
The organisation also operates advanced testing facilities, ensuring satellites and space instruments can endure harsh space conditions. It plays a crucial role in supporting ESA, NASA and commercial partners.
With decades of expertise, RAL Space remains an essential part of the UK’s space industry, driving scientific discovery and technological advancements.
Goonhilly Earth Station, based in Cornwall, is one of the world’s most iconic satellite communications centres. Originally built in 1962, it famously relayed the first live TV images from the Moon landing in 1969.
Today, Goonhilly has evolved into a deep-space communications hub, supporting missions to the Moon, Mars and beyond. It provides critical satellite tracking and data relay services for space agencies and commercial enterprises.
With growing demand for deep-space communications, Goonhilly continues to play a vital role in global space infrastructure, positioning the UK at the forefront of interplanetary exploration.
Cardiff-based Space Forge is pioneering in-orbit manufacturing, developing reusable satellites to produce advanced materials in microgravity. These materials could revolutionise industries like semiconductors, pharmaceuticals and aerospace.
Manufacturing in space allows for purer, stronger materials that aren’t possible to create on Earth. Space Forge’s satellites are designed to return safely, making space-based production scalable and cost-effective.
As one of the UK’s most innovative space startups, Space Forge is set to transform industrial manufacturing by harnessing the unique environment of space.
Oxford Space Systems develops deployable antennas and lightweight satellite structures, making space missions more efficient and cost-effective. The company’s proprietary flexible composite materials allow for compact, durable satellite components.
Its deployable technology is used in Earth observation, communications and deep-space missions, helping satellites operate more effectively. The company has secured contracts with major space agencies and private sector clients.
Oxford Space Systems is recognised for its cutting-edge engineering, positioning itself as a leader in advanced satellite hardware solutions.
Founded in 2015, Open Cosmos offers streamlined, affordable satellite solutions, helping businesses and governments deploy space technology with minimal complexity. It provides end-to-end mission support, from satellite design to operations.
Unlike traditional satellite companies, Open Cosmos focuses on plug-and-play solutions tailored for Earth observation, IoT and communications. It has secured key partnerships with ESA and international organisations.
With a strong investor backing and a focus on accessibility, Open Cosmos is making satellite technology more practical for commercial use, accelerating the expansion of the space industry.
Astroscale is a pioneering space company focused on orbital debris removal and sustainable space operations. Founded in 2013, it aims to tackle the growing issue of space junk, which poses a threat to satellites and future space missions.
The company has developed innovative satellite technology to capture and deorbit defunct satellites, ensuring safer and more sustainable use of space. Its ELSA-d mission successfully demonstrated debris removal capabilities, marking a major milestone in space sustainability.
Astroscale has gained significant investment and support from global space agencies, cementing its role as a leader in space debris management. With increasing regulatory focus on sustainability, its services are expected to become essential for future satellite operations.
Skyrora is a UK-based rocket company developing small satellite launch vehicles. Founded in 2017, it focuses on providing cost-effective and environmentally friendly launch solutions, aiming to re-establish Britain as a major player in spaceflight.
The company is known for its Skyrora XL rocket, designed to carry small satellites into orbit. It has also developed Ecosene, a fuel made from plastic waste, making its rockets more sustainable.
With successful test launches and strong government backing, Skyrora is positioning itself as a key competitor in the emerging UK launch market. Its focus on innovation and green technology makes it one of the most promising UK space startups.
Orbex is a leading UK rocket company developing reusable, eco-friendly launch vehicles for small satellites. Based in Scotland, it aims to offer low-cost and efficient access to space from UK soil.
Its Prime rocket is designed to be one of the most lightweight and sustainable launch vehicles, using bio-propane fuel to significantly reduce carbon emissions. Orbex is also leading efforts to establish Sutherland Spaceport which will be the first mainland vertical launch site in Europe.
With substantial investment and successful rocket tests, Orbex is set to play a critical role in the UK’s space sector. Its focus on sustainable launches gives it a unique edge in the growing small satellite industry.
Thales Alenia Space UK is a subsidiary of the multinational aerospace company Thales Group, specialising in satellite systems and space exploration technologies. It provides advanced solutions for telecommunications, Earth observation and deep-space missions.
The company has played a key role in some major European space programmes, including the Galileo navigation system and Copernicus Earth observation satellites. It’s also heavily involved in future lunar exploration and deep-space missions.
With decades of experience and strong industry partnerships, Thales Alenia Space UK is one of the most influential space companies in the country. Its expertise in satellite manufacturing and space technology makes it a major player in the global space economy
QinetiQ is a UK-based defence and aerospace company with a significant presence in space technology. It specialises in satellite systems, robotics and mission-critical space solutions for both military and civilian applications.
The company has contributed to major space programmes, including satellite propulsion systems and space-based defence technologies. Its work on advanced space robotics and autonomous systems sets it apart from other aerospace firms.
With strong government contracts and ongoing innovation, QinetiQ remains a powerhouse in UK space and defence. Its technological expertise ensures it continues to be a leader in high-end space solutions.
Reaction Engines is a revolutionary UK aerospace company developing SABRE (Synergetic Air-Breathing Rocket Engine) technology, which could transform both space travel and high-speed flight.
SABRE engines are designed to operate like jet engines within Earth’s atmosphere before switching to rocket mode in space. This breakthrough could enable reusable spaceplanes, reducing launch costs and making space travel more accessible.
With investment from the UK Space Agency, ESA and private aerospace giants, Reaction Engines is at the forefront of propulsion innovation. If successful, its technology could redefine how spacecraft are launched and operated.
Inmarsat is a global leader in satellite communications, providing connectivity solutions for maritime, aviation and defence industries. The company was founded in 1979, and it has built one of the most extensive satellite networks in the world.
The company operates high-performance geostationary satellites, ensuring reliable global communications for ships, aircraft and remote locations. Its Global Xpress network is a key player in broadband satellite communications.
With a strong market presence and continuous investment in new satellite technologies, Inmarsat remains a dominant force in global satellite communications. Its ability to deliver secure, high-speed connectivity makes it essential for industries worldwide.
SSTL is a pioneering British satellite manufacturer known for its expertise in small satellite technology. Founded in 1985 as a spin-off from the University of Surrey, it has delivered over 70 satellites for various commercial and government clients.
The company played a major role in making small satellites commercially viable, revolutionising Earth observation, telecommunications and scientific research. It has developed satellite systems for ESA, NASA and private-sector customers.
As a leader in compact, cost-effective satellite solutions, SSTL continues to drive innovation in the space sector. Its influence on the UK’s satellite industry is unmatched, making it one of the most successful space companies in the country.
Airbus Defence and Space is the UK’s largest space company and a key player in the global aerospace industry. It designs and manufactures satellites, spacecraft and military space systems, contributing to both commercial and government missions.
The company has been instrumental in developing Earth observation satellites, Mars exploration technology and secure satellite communications. It played a crucial role in the ExoMars rover and the Skynet military satellite programme.
As a leader in advanced space technology, Airbus Defence and Space has unmatched capabilities in satellite manufacturing and deep-space exploration. Its global influence and cutting-edge innovations make it the UK’s most successful space company.
