The rocket engine manufacturing industry is pivotal for advancing space exploration and satellite deployment. It involves a mix of established firms and start-ups focused on producing a range of propulsion solutions—from innovative hybrid engines to advanced solid rocket motors. As the demand for reliable and cost-effective launch services continues to grow, companies are investing heavily in sustainable technologies and reusability. With innovations like 3D printing and environmentally friendly propellants coming to the fore, this industry is set to significantly transform how we approach space travel, catering to both commercial and defense applications.

This list features 26 notable players in the rocket engine manufacturing sector, varying in size from small teams to extensive workforces. Operators range from established giants like SpaceX to emerging firms like Vaya Space, with headquarters across locations including the USA, Norway, and Germany. These companies, founded between 1985 and 2022, specialize in diverse technologies, creating everything from hybrid propulsion systems to advanced satellite launch vehicles. Their specializations reflect a commitment to innovation, efficiency, and sustainability.

Read on to learn more about top rocket engine manufacturing companies.

Top 26 Rocket Engine Manufacturing Companies

1. Blue Origin

• Website: blueorigin.com
• Ownership type: Venture Capital
• Headquarters: Kent, Washington, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: February 2024
• Founded year: 2000
• Headcount: 10001+
• LinkedIn: blue-origin

Blue Origin, founded in 2000 and based in Kent, Washington, is an aerospace manufacturer and launch service provider. The company is dedicated to developing technologies that enable private human access to space. Blue Origin has made notable strides in rocket and spacecraft development, particularly with its rocket engines like the BE-3 and BE-4. These engines are designed for reusability, which is a core principle of the company's operations. Blue Origin has been involved in various projects, including the New Shepard suborbital vehicle, which is aimed at space tourism and research, and the New Glenn orbital rocket, intended for commercial satellite launches. The company also provides lunar lander services, primarily targeting contracts with NASA and other commercial customers. Their commitment to sustainability is evident in their engine designs, which produce only water vapor as a byproduct during combustion. With over 10,000 employees, Blue Origin is a significant player in the aerospace industry, focusing on innovation and the future of space travel.

2. SpaceX

• Website: spacex.com
• Ownership type: Private Equity
• Headquarters: Hawthorne, California, United States (USA)
• Employee distribution: United States (USA) 99%, Other 1%
• Latest funding: January 2025
• Founded year: 2002
• Headcount: 1001-5000
• LinkedIn: spacex

SpaceX, founded in 2002 and based in Hawthorne, California, is an aerospace company that specializes in spacecraft manufacturing and launch services. The company is renowned for its innovative approach to space exploration, exemplified by its Falcon 9 and Falcon Heavy rockets, as well as the Dragon spacecraft. SpaceX has made significant strides in the industry, including the development of the Raptor engine, which powers the Starship vehicle designed for missions to Mars and beyond. The company serves a wide array of customers, including government agencies and commercial businesses, providing reliable launch services and satellite communications through its Starlink subsidiary. With a workforce of over 15,000 employees, SpaceX continues to push the boundaries of space technology and exploration.

3. Nammo Raufoss AS

• Website: nammo.com
• Ownership type: Corporate
• Headquarters: Raufoss, Innlandet, Norway
• Employee distribution: Norway 99%
• Latest funding: May 2020
• Founded year: 1998
• Headcount: 501-1000
• LinkedIn: nammo-raufoss-as

Nammo Raufoss AS, established in 1998, is a corporate entity based in Raufoss, Norway, with a workforce of approximately 422 employees. The company specializes in aerospace and defense solutions, producing a variety of products that include ammunition and rocket motors for both military and civilian applications. Nammo operates through four business units, with a significant focus on aerospace propulsion. Their product offerings include shoulder-launched munitions systems and environmentally friendly demilitarization services. Nammo has a strong market presence, with around 95% of its revenues generated from Europe and North America. The company is committed to high-quality defense products and has made strategic investments to enhance its production capabilities, including a recent expansion in Florida to establish a new rocket motor source. Nammo's dedication to innovation and sustainability is evident in their ongoing efforts to develop eco-friendly products and processes.

4. Vaya Space

• Website: vayaspace.com
• Ownership type: Venture Capital
• Headquarters: Cocoa, Florida, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $17.1M, January 2023
• Founded year: 2021
• Headcount: 51-200
• LinkedIn: vayaspace

Vaya Space, based in Cocoa, Florida, is an aerospace and defense company that specializes in the development and manufacturing of hybrid rocket engines and launch vehicles. Founded in 2021, Vaya Space aims to provide innovative propulsion solutions tailored for both government and commercial customers. Their flagship product, the Dauntless satellite launcher, is designed to deliver payloads to Low Earth Orbit (LEO) with a focus on safety and cost efficiency. Vaya's hybrid rocket engines utilize a unique combination of solid fuel and liquid oxidizer, which enhances performance while maintaining simplicity and reliability. The company is committed to environmental sustainability, using 99% recycled thermoplastic in their solid fuel production. Vaya Space has also secured $17.1 million in funding as of January 2023, which underscores their potential for growth and innovation in the aerospace sector.

5. Rocket Factory Augsburg - RFA

• Website: rfa.space
• Ownership type: Private Equity
• Headquarters: Augsburg, Bavaria, Germany
• Employee distribution: Germany 96%, Other 4%
• Latest funding: Other (Grant), $4.2M, October 2023
• Founded year: 2018
• Headcount: 51-200
• LinkedIn: rfa-space

Rocket Factory Augsburg AG, established in 2018, is a private equity-backed company based in Augsburg, Bavaria, Germany. Specializing in aerospace technology, RFA focuses on the development and manufacturing of rockets, alongside providing launch services. Their mission is to democratize access to space, offering precise and flexible solutions for businesses and organizations in need of satellite launch capabilities. RFA's innovative approach includes utilizing automotive manufacturing techniques to build rockets, which allows for cost-effective production. The company has made significant progress in its short history, including successful hot fire tests of their Helix engine and the RFA ONE rocket. In October 2023, RFA secured additional funding, further supporting their ambitious goals in the space industry.

6. Launcher

• Website: launcherspace.com
• Ownership type: Corporate
• Headquarters: Hawthorne, California, United States (USA)
• Employee distribution: United States (USA) 46%, Ukraine 46%, Bulgaria 9%
• Latest funding: February 2023
• Founded year: 2017
• Headcount: 11-50
• LinkedIn: launcher

Launcher Inc., founded in 2017 and based in Hawthorne, California, is an aerospace engineering company focused on the development of the E-2 liquid rocket engine. This engine is designed to meet the needs of launch vehicle companies seeking advanced propulsion solutions. The E-2 is notable for its oxidizer-rich staged combustion design, which is expected to deliver high efficiency for small launch vehicles. With a workforce of around 35 employees, Launcher operates primarily in the United States, with additional team members in Ukraine and Bulgaria. The company has recently been acquired by Vast in February 2023, which may influence its future direction and capabilities in the aerospace sector.

7. Ursa Major

• Website: ursamajor.com
• Ownership type: Venture Capital
• Headquarters: Berthoud, Colorado, United States (USA)
• Latest funding: Other (Grant), $12.5M, September 2024
• Founded year: 2015
• Headcount: 201-500
• LinkedIn: ursa-major-technologies

Ursa Major Technologies, based in Berthoud, Colorado, is an aerospace company that specializes in rocket propulsion systems. Founded in 2015 by Joe Laurienti, a former engineer at SpaceX and Blue Origin, Ursa Major has quickly established itself as a significant player in the aerospace sector. The company focuses on providing high-performance engines for commercial space launches and defense applications. Their innovative manufacturing processes, particularly the use of 3D printing, enable rapid development and production of propulsion solutions. Ursa Major's engines are designed for various missions, including small, medium, and heavy launches, as well as hypersonic and national security applications. The company has received $12.5 million in funding, reflecting strong investor interest in their technology and capabilities. With a commitment to quality and reliability, Ursa Major is positioned to meet the growing demands of the aerospace industry.

8. LandSpace

• Website: landspace.com
• Ownership type: Venture Capital
• Headquarters: Beijing, Beijing, China
• Employee distribution: China 96%, India 4%
• Latest funding: $123.3M, December 2024
• Founded year: 2015
• Headcount: 201-500
• LinkedIn: landspace-technology

LandSpace, officially known as Blue Arrow Aerospace, is an aerospace company based in Beijing, China, founded in 2015. The firm specializes in the development and manufacturing of launch vehicles, particularly the Zhuque series of rockets. These rockets cater to satellite operators and commercial space companies, providing reliable launch services. LandSpace is recognized for its innovative approach to rocket technology, utilizing liquid oxygen and methane as propellants, which enhances both performance and cost-effectiveness. The company has made significant strides in the industry, including the successful launch of the Zhuque-2 rocket, marking a milestone as the first privately developed liquid oxygen and methane rocket to reach orbit. As of December 2024, LandSpace secured substantial funding, amounting to over 123 million USD, which underscores investor confidence in its future prospects. With a workforce of around 201-500 employees, the company is positioned to continue its growth trajectory in the competitive aerospace sector.

9. Relativity Space

• Website: relativityspace.com
• Ownership type: Venture Capital
• Headquarters: Long Beach, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Series E-K, $20.0M, November 2023
• Founded year: 2016
• Headcount: 1001-5000
• LinkedIn: relativity

Relativity Space, founded in 2016 and based in Long Beach, California, is a rocket manufacturer that focuses on creating reusable rockets and launch services. The company aims to address the increasing demand for satellite launches by providing innovative solutions, including the Terran R rocket and Aeon R engines. Their approach leverages advanced additive manufacturing techniques, allowing for rapid design and production of rocket components. In March 2023, they successfully launched Terran 1, marking a significant milestone as the first 3D printed rocket to reach space. With a workforce of over 1,200 employees and recent funding of nearly $20 million in November 2023, Relativity Space is actively engaged in the aerospace sector, serving both government and commercial customers.

10. Black Sky Industries

• Website: bsaero.space
• Ownership type: Private
• Headquarters: Park Ridge, Queensland, Australia
• Employee distribution: Australia 100%
• Founded year: 2018
• Headcount: 11-50
• LinkedIn: bsaero

Black Sky Industries, founded in 2018 and based in Park Ridge, Queensland, Australia, is a private aerospace manufacturer that specializes in solid rocket propulsion and launch services. The company focuses on providing customized propellant solutions and is involved in the design and manufacture of launch vehicles tailored for both defense and commercial customers. With a workforce of 11-50 employees, Black Sky Industries emphasizes extensive research and development to ensure the reliability and quality of its products. Their capabilities include the customization and scaled production of ammonium perchlorate solid rocket propellants and motors, as well as the management of private launch sites for sub-orbital missions. The company operates multiple test sites and has developed a proprietary platform, Cortex1.ai, which supports their processes from R&D to mission execution. This integration of technology and manufacturing positions Black Sky as a significant player in the aerospace industry.

11. Yuzhnoye State Design Office

• Website: yuzhnoye.com
• Ownership type: Private
• Headquarters: Dnipro, Dnipropetrovsk Oblast, Ukraine
• Employee distribution: Ukraine 100%
• Founded year: 1951
• Headcount: 5001-10000
• LinkedIn: yuzhnoye

Yuzhnoye State Design Office, officially known as State Enterprise 'Yuzhnoye Design Office' named after M.K. Yangel', is an aerospace engineering firm based in Dnipro, Ukraine. Founded in 1951, the company specializes in the development of space technology, including launch vehicles and spacecraft. Yuzhnoye has a strong focus on engineering solutions for government and defense organizations, showcasing its capabilities in designing and manufacturing a variety of rocket engines, both liquid and solid. The firm has been involved in significant projects, such as the Cyclone series of launch vehicles and engines for lunar missions, demonstrating its technical prowess and commitment to advancing aerospace technology. The company operates entirely within Ukraine and has a workforce of over 5,000 employees, reflecting its substantial role in the local aerospace industry. Yuzhnoye continues to engage in innovative research and development, ensuring its relevance in the competitive landscape of rocket engine manufacturing.

12. Busek - we're hiring!

• Website: busek.com
• Ownership type: Private
• Headquarters: Natick, Massachusetts, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Other (Grant), $200,000, March 2024
• Founded year: 1985
• Headcount: 51-200
• LinkedIn: busek

Busek Co. Inc., based in Natick, Massachusetts, is an aerospace manufacturer that specializes in electric propulsion systems for spacecraft. Founded in 1985 by Dr. Vlad Hruby, Busek has focused on advancing thruster technologies, including Hall thrusters, electrospray thrusters, RF ion thrusters, and green monopropellant thrusters. The company has a strong emphasis on research and development, which supports a variety of space missions, including NASA's Artemis program aimed at lunar exploration. Busek has achieved several milestones, such as being the first to launch a U.S. Hall thruster into space and developing the first flight-proven electrospray thrusters. With a workforce of around 89 employees, Busek operates from a facility designed for the development, testing, and assembly of sophisticated space hardware. The company is AS9100 and ISO 9001 certified, ensuring high-quality manufacturing standards. Recently, Busek received a grant of $200,000 in March 2024, further supporting its innovative projects in electric propulsion.

13. ArianeGroup

• Website: ariane.group
• Ownership type: Corporate
• Headquarters: Les Mureaux, Île-De-France, France
• Employee distribution: France 85%, Germany 11%, Other 3%
• Latest funding: February 2024
• Founded year: 2015
• Headcount: 5001-10000
• LinkedIn: airbus-safran-launchers

ArianeGroup, founded in 2015 and based in Les Mureaux, France, is an aerospace manufacturer that specializes in space transportation and defense systems. With a workforce of over 6,000 employees, the company plays a crucial role in providing advanced launchers and propulsion systems. ArianeGroup is known for its development of the Ariane 6, a versatile heavy-lift launcher designed to meet the needs of both institutional and commercial launch markets. The company also offers propulsion solutions for satellites and spacecraft, including chemical and electric propulsion systems. Their commitment to innovation is evident in their work on thermal protection products and energetic materials for launchers. ArianeGroup serves a wide range of clients, including governments, defense organizations, and commercial satellite operators, ensuring reliable access to space and enhanced security.

14. Skyrora Ltd

• Website: skyrora.com
• Ownership type: Venture Capital
• Headquarters: Cumbernauld, Scotland, United Kingdom (UK)
• Employee distribution: United Kingdom (UK) 86%, Ukraine 14%
• Latest funding: Other (Grant), $3.4M, March 2021
• Founded year: 2017
• Headcount: 51-200
• LinkedIn: skyrora-limited

Skyrora Ltd, founded in 2017 and based in Cumbernauld, Scotland, is an aerospace technology company focused on the development and manufacturing of launch vehicles for small satellites. With a workforce of approximately 73 employees, Skyrora aims to meet the increasing demand for efficient access to space. Their product lineup includes the Skyrora XL, a three-stage rocket designed for Sun-Synchronous Orbit, and the Skylark series, which features suborbital and supersonic capabilities. The company has also introduced a Space Tug, which provides in-space services to satellites. Skyrora has received funding, including a grant of over £3.4 million in March 2021, to support its innovative projects. The company is committed to sustainability, having developed Ecosene, a rocket fuel made from recycled plastic, which reflects their focus on environmentally friendly practices in aerospace technology.

15. EDePro d.o.o

• Website: edepro.com
• Ownership type: Private
• Headquarters: Belgrade, Montana, United States (USA)
• Employee distribution: Serbia 100%
• Founded year: 1985
• Headcount: 201-500
• LinkedIn: edepro

EDePro d.o.o, based in Belgrade, Serbia, is a private defense contractor established in 1985. The company specializes in the development and production of propulsion systems, including solid rocket motors and turbojet engines. With a workforce of around 102 employees, EDePro has positioned itself as a significant player in the aerospace sector, particularly in the defense industry. They provide innovative solutions tailored to enhance military capabilities, serving a global client base. EDePro's product offerings include a variety of rockets, missiles, and gas turbines, showcasing their engineering expertise and commitment to quality. Their focus on research and development has led to the creation of advanced systems like the MLRS G-2000, recognized for its long-range capabilities. EDePro also emphasizes technological innovation and the transfer of technology, contributing to the modernization of defense systems.

16. Agile Space Industries

• Website: agile.space
• Ownership type: Private
• Headquarters: Durango, Colorado, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2019
• Headcount: 51-200
• LinkedIn: agile-space-industries

Agile Space Industries, based in Durango, Colorado, is an aerospace manufacturer that specializes in in-space chemical propulsion systems. Founded in 2019, the company has quickly established itself as a key player in the aerospace and defense sectors. Agile designs and manufactures advanced thrusters and propulsion technologies, primarily using hydrazine and hydrazine-based propellants. Their operations are vertically integrated, allowing them to manage every aspect of the propulsion system lifecycle, from design and manufacturing to testing and delivery. Agile has a robust testing infrastructure, having conducted over 8,000 hotfire tests, which supports their commitment to producing reliable propulsion solutions. The company has secured contracts with government agencies and defense contractors, including NASA, to provide propulsion capabilities for various missions, including lunar landings. Agile's innovative approach includes the use of additive manufacturing techniques, which enhance their production capabilities and reduce lead times for new products.

17. NordSpace

• Website: nordspace.com
• Ownership type: Private
• Headquarters: United States (USA)
• Employee distribution: Canada 100%
• Founded year: 2022
• Headcount: 11-50
• LinkedIn: nordspace-ca

NordSpace is an aerospace company based in Canada, founded in 2022, that focuses on space launch systems and satellite technology. With a team of 18 employees, the company is dedicated to providing efficient and sustainable access to space for both government and commercial clients in the aerospace and defense sectors. Their flagship product, the Tundra launch vehicle, is designed to carry payloads of up to 500 kg to low Earth orbit (LEO) and is powered by their proprietary Hadfield and Garneau series of 3D printed liquid rocket engines. NordSpace is also developing Spaceport Canada, which will be the country's first operational commercial spaceport, and their Athena small satellite bus. Their engines utilize sustainable fuels, including conventional JetA and sustainable aviation fuels, reflecting a commitment to reducing environmental impact. The company aims to revolutionize space access with a portable, rapid-response launch system that can be deployed from various locations around the globe.

18. Firehawk

• Website: firehawkaerospace.com
• Ownership type: Venture Capital
• Headquarters: Dallas, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Series C, $60.0M, January 2025
• Founded year: 2019
• Headcount: 51-200
• LinkedIn: firehawk-aerospace-llc

Firehawk Aerospace, based in Dallas, Texas, is an aerospace manufacturer that specializes in hybrid rocket engines and advanced propulsion technologies. Founded in 2019, the company aims to enhance operational capabilities in both defense and commercial space sectors. Firehawk's innovative solutions include the use of 3D-printed fuel, which allows for rapid customization and efficient production processes. Their hybrid rocket engines are designed to be cost-effective, reliable, and safe, featuring a simplified architecture that reduces the risk of accidental detonation. Recently, Firehawk secured $60 million in Series C funding, underscoring its potential for growth and innovation in the aerospace industry. The company is committed to improving America's defense and aerospace capabilities through its cutting-edge propulsion systems.

19. Europropulsion

• Website: europropulsion.fr
• Ownership type: Private
• Headquarters: Suresnes, Île-De-France, France
• Employee distribution: France 50%, French Guiana 50%
• Founded year: 1992
• Headcount: 51-200
• LinkedIn: europropulsion

Europropulsion, founded in 1992 and based in Suresnes, Île-De-France, France, is a private aerospace manufacturer that specializes in the design and production of solid propellant engines. The company plays a crucial role in the aerospace sector, particularly in the development of propulsion systems for space launch vehicles, including the Ariane and Vega rockets. Europropulsion is recognized as the authority for the design of solid propellant engines for Ariane 5, the P80 first stage of Vega, and the P120C, which is set to be a common solid propellant motor for both Ariane 6 and Vega C. With a workforce of around 31 employees, the company operates primarily in France and French Guiana, serving a clientele that includes aerospace companies and space agencies. Their strategic partnerships with ARIANEGROUP and AVIO further solidify their position in the industry, allowing them to contribute significantly to advanced propulsion systems for satellite launches and other space missions.

20. Dawn Aerospace

• Website: dawnaerospace.com
• Ownership type: Venture Capital
• Headquarters: Christchurch, Canterbury, New Zealand
• Employee distribution: New Zealand 63%, Netherlands 33%, Other 3%
• Latest funding: Series A, $12.7M, December 2022
• Founded year: 2017
• Headcount: 51-200
• LinkedIn: dawn-aerospace

Dawn Aerospace, founded in 2017 and based in Christchurch, New Zealand, is an aerospace company that specializes in satellite propulsion and space launch systems. With a workforce of around 119 employees, the company has made significant strides in developing innovative propulsion technologies tailored for CubeSats and SmallSats. Their flagship product, the Mk-II Aurora, is a rocket-powered spaceplane designed for suborbital flights, aiming to revolutionize access to space. Dawn Aerospace has attracted substantial venture capital, securing over $12 million in funding as of December 2022. Their clientele includes various organizations in the aerospace and defense sectors, who depend on their advanced solutions for space operations. The company also operates internationally, with engineering and testing facilities in the Netherlands and France, reflecting its growing influence in the global aerospace market.

21. HyPrSpace

• Website: hypr-space.com
• Ownership type: Venture Capital
• Headquarters: Le Haillan, Nouvelle-Aquitaine, France
• Employee distribution: France 99%, Other 1%
• Latest funding: $1.2M, May 2022
• Founded year: 2019
• Headcount: 51-200
• LinkedIn: hypr-space

HyPrSpace, founded in 2019 and based in Le Haillan, Nouvelle-Aquitaine, France, is an aerospace company dedicated to the development of hybrid rocket engines. The firm is focused on creating advanced propulsion technologies that are efficient and scalable, catering to both defense and space transportation sectors. With a team of around 76 employees, HyPrSpace has made significant strides in the industry, including the successful hotfire test of their full-scale engine demonstrator, known as Terminator. This 6-meter long hybrid engine represents a critical step towards making space access more affordable. The company has also secured funding, with a reported amount of €1,210,000 in May 2022, which supports their ongoing research and development efforts in hybrid propulsion technology.

22. Alpha Impulsion

• Website: alpha-impulsion.com
• Ownership type: Private
• Headquarters: Toulouse, Occitanie, France
• Employee distribution: France 93%, Italy 7%
• Founded year: 2022
• Headcount: 11-50
• LinkedIn: alpha-impulsion

Alpha Impulsion is an aerospace technology company based in Toulouse, France, founded in 2022. The firm specializes in the development of innovative propulsion systems, with a particular emphasis on cryogenic propulsion technology. Their mission is to create advanced solutions that significantly reduce launch costs and minimize the production of space waste. Alpha Impulsion engages in research and development, engineering support, and collaborates with various aerospace companies and research institutions. The company is currently working on a large-scale cryogenic autophage demonstrator project named LAPIS LAZULI, which aims to validate their propulsion technology through rigorous testing. With a small team of dedicated professionals, Alpha Impulsion is positioned to contribute to the evolving landscape of space technology, focusing on ecological and cost-effective solutions for future space missions.

23. Frontier Aerospace Corporation

• Website: frontier.us
• Ownership type: Venture Capital
• Headquarters: Thousand Oaks, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Series A, $10.0M, March 2023
• Founded year: 2014
• Headcount: 11-50
• LinkedIn: frontier-aerospace-corporation

Frontier Aerospace Corporation, based in Thousand Oaks, California, is an aerospace company that specializes in advanced rocket propulsion technologies. Founded in 2014, the company has quickly made a name for itself by designing and manufacturing innovative propulsion systems tailored for space exploration. Their flagship product, the TALOS® thruster, is notable for its ability to operate efficiently in extreme temperatures, making it suitable for various missions, including lunar landings and deep space exploration. Frontier Aerospace has garnered attention from significant clients, including NASA, and has been involved in projects that support both commercial and civil space initiatives. The company has also received substantial funding, with a recent Series A investment of $10 million in March 2023, which will aid in further developing their thruster technology and scaling manufacturing capabilities. With a dedicated team of experts and a commitment to innovation, Frontier Aerospace is positioned to contribute significantly to the future of in-space propulsion.

24. SpaceFields

• Website: spacefields.in
• Ownership type: Venture Capital
• Headquarters: Bengaluru, Karnataka, India
• Employee distribution: India 100%
• Latest funding: Seed, $785,000, February 2024
• Founded year: 2021
• Headcount: 11-50
• LinkedIn: spacefields

SpaceFields is an aerospace and defense technology company based in Bengaluru, Karnataka, India. Founded in 2021, the company focuses on developing advanced solid propulsion systems, providing high-performance solid composite propellants, and offering integrated propulsion solutions tailored for unmanned aerial vehicles (UAVs) and commercial spaceflight. With a strong emphasis on research and development, SpaceFields aims to enhance operational capabilities for its clients in the aerospace and defense sectors. The company has recently gained attention for its successful testing of India's first aerospike rocket engine, marking a significant milestone in its technological advancements. SpaceFields operates with a small team of around 25 employees and has received seed funding to support its innovative projects and growth in the competitive aerospace market.

25. ThrustMe

• Website: thrustme.fr
• Ownership type: Venture Capital
• Headquarters: Verrières-Le-Buisson, Île-De-France, France
• Employee distribution: France 100%
• Latest funding: Other (Grant), $2.3M, October 2021
• Founded year: 2017
• Headcount: 11-50
• LinkedIn: thrustme.fr

ThrustMe, founded in 2017 and based in Verrières-Le-Buisson, France, is a space propulsion company that specializes in advanced in-orbit propulsion systems for satellites. With a team of 11-50 employees, ThrustMe has carved out a niche in the aerospace industry by offering innovative solutions that enhance satellite maneuverability and sustainability. Their product lineup includes electric propulsion systems and scientific instruments, which have been tested in space and delivered to clients worldwide. Notably, ThrustMe made headlines with the world’s first in-orbit demonstration of iodine-fueled electric propulsion systems, marking a significant milestone in propulsion technology. The company has received funding, including a grant of over 2.3 million euros in 2021, which supports their ongoing research and development efforts. ThrustMe's focus on using iodine as a propellant not only reduces costs but also simplifies the logistics of satellite operations, making them a key player in the evolving space industry.

26. X-Bow Systems Inc.

• Website: xbowsystems.com
• Ownership type: Venture Capital
• Headquarters: Albuquerque, New Mexico, United States (USA)
• Employee distribution: United States (USA) 99%, Other 1%
• Latest funding: Series B, $70.0M, July 2024
• Founded year: 2016
• Headcount: 201-500
• LinkedIn: xbowsystems

X-Bow Systems Inc., based in Albuquerque, New Mexico, is a space technology company that specializes in the additive manufacturing of solid rocket motors. Founded in 2016, the company has quickly established itself as a key player in the aerospace industry, focusing on providing customizable propulsion solutions and comprehensive flight test services. Their innovative approach allows for rapid development and cost-effective production, addressing the needs of both defense and commercial space enterprises. X-Bow has secured significant funding, including a recent $70 million Series B round, which underscores their growth potential and commitment to advancing solid rocket motor technology. The company is actively engaged in contracts with the Department of Defense and has developed partnerships that enhance their capabilities in the defense and aerospace sectors. With a workforce of around 176 employees, X-Bow Systems is positioned to make a substantial impact in the rocket engine manufacturing industry.

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