# Top 31 Propulsion Systems Startups Worldwide by Funding (2026)

> The 31 best-funded propulsion systems startups worldwide, ranked by total funding raised: $508M combined.

Source: https://millionrounds.com/top-lists/propulsion-systems-startups (Millionrounds; every figure on the page links to its filing or article)

- 1 [**Exotrail** Exotrail is a French NewSpace company founded in 2017, headquartered in Massy, Île-de-France, with additional operations in Toulouse.](https://millionrounds.com/company/exotrail) Exotrail is a French NewSpace company founded in 2017, headquartered in Massy, Île-de-France, with additional operations in Toulouse. *Founded* 2015 Massy, France **$58M** last round Feb 2023
- 2 [**Orbion Space Technology** Orbion Space Technology develops and manufactures plasma propulsion systems for small satellites.](https://millionrounds.com/company/orbion-space-technology) Orbion Space Technology develops and manufactures plasma propulsion systems for small satellites. *Founded* 2017 Houghton, United States **$47M** last round Dec 2025
- 3 [**bound4blue** bound4blue develops automated wind-assisted propulsion systems as a turnkey solution for all shipowners and shipping companies seeking to reduce fuel costs and](https://millionrounds.com/company/bound4blue) bound4blue develops automated wind-assisted propulsion systems as a turnkey solution for all shipowners and shipping companies seeking to reduce fuel costs and *Founded* 2014 Spain, Spain **$44M** last round Dec 2025
- 4 [**PAVE Space** PAVE Space is a Swiss company built on the success of the Gruyère Space Program, which developed Europe's first reusable rocket demonstrator.](https://millionrounds.com/company/pave-space) PAVE Space is a Swiss company built on the success of the Gruyère Space Program, which developed Europe's first reusable rocket demonstrator. *Founded* 2023 Crissier, Switzerland **$40M** last round Mar 2026
- 5 [**Altigreen Propulsion Labs** Altigreen Propulsion Labs is a Bengaluru-based startup focused on electric vehicles (EVs) and advanced electric/hybrid powertrain systems.](https://millionrounds.com/company/altigreen-propulsion-labs) Altigreen Propulsion Labs is a Bengaluru-based startup focused on electric vehicles (EVs) and advanced electric/hybrid powertrain systems. *Founded* 2013 Bengaluru, India **$40M** last round Feb 2022
- 6 [**Dawn Aerospace** Dawn Aerospace is a multinational space transportation company founded in 2017, headquartered in Christchurch, New Zealand.](https://millionrounds.com/company/dawn-aerospace) Dawn Aerospace is a multinational space transportation company founded in 2017, headquartered in Christchurch, New Zealand. *Founded* 2017 Christchurch, New Zealand **$25M** last round Jun 2026
- 7 [**Hypr Space (Hybrid Propulsion for Space)** We develop nextgen propulsion technologies, cheaper, quicker and greener for earth to space and space to space transportation systems.](https://millionrounds.com/company/hypr-space-hybrid-propulsion-for-space) We develop nextgen propulsion technologies, cheaper, quicker and greener for earth to space and space to space transportation systems. *Founded* - Bordeaux, France **$24M** last round Nov 2025
- 8 [**RAD Propulsion** RAD Propulsion is a marine technology company based in Sarisbury Green, Hampshire, UK, founded in 2018 by engineers Rich Daltry and Dan Hook.](https://millionrounds.com/company/rad-propulsion) RAD Propulsion is a marine technology company based in Sarisbury Green, Hampshire, UK, founded in 2018 by engineers Rich Daltry and Dan Hook. *Founded* 2018 Sarisbury Green, United Kingdom **$23M** last round Jul 2026
- 9 [**H55** H55 is a Swiss aerospace company founded in 2017, focused on developing and certifying electric propulsion systems and energy storage solutions for the aviation industry.](https://millionrounds.com/company/h55) H55 is a Swiss aerospace company founded in 2017, focused on developing and certifying electric propulsion systems and energy storage solutions for the aviation industry. *Founded* 2017 Sion, Switzerland **$23M** last round Jul 2024
- 10 [**OceanWings** OceanWings is a French industrial startup founded in 2018, based in Paris.](https://millionrounds.com/company/oceanwings) OceanWings is a French industrial startup founded in 2018, based in Paris. *Founded* 2018 Paris, France **$20M** last round Sept 2023
- 11 [**Edrive Space** Edrive Space develops aerospace propulsion systems for the aerospace industry.](https://millionrounds.com/company/edrive-space) Edrive Space develops aerospace propulsion systems for the aerospace industry. *Founded* 2020 Beijing **$19M** last round Feb 2026
- 12 [**Arkadia Space** Arkadia Space provides design, develop and commercialise engines and propulsion systems based on green propellants; the best alternative.](https://millionrounds.com/company/arkadia-space) Arkadia Space provides design, develop and commercialise engines and propulsion systems based on green propellants; the best alternative. *Founded* 2020 Benlloch, Spain **$17M** last round Mar 2026
- 13 [**Gravity Industries** Gravity Industries is an aerospace and defense technology company based in Salisbury, Wiltshire, United Kingdom.](https://millionrounds.com/company/gravity-industries) Gravity Industries is an aerospace and defense technology company based in Salisbury, Wiltshire, United Kingdom. *Founded* 2017 Salisbury, United Kingdom **$16M** last round May 2025
- 14 [**Vinssen** VINSSEN is a South Korean maritime technology company founded in 2017, focused on developing eco-friendly propulsion systems to reduce carbon emissions in the s](https://millionrounds.com/company/vinssen) VINSSEN is a South Korean maritime technology company founded in 2017, focused on developing eco-friendly propulsion systems to reduce carbon emissions in the s *Founded* 2017 Yeongam-gun, South Korea **$15M** last round Dec 2023
- 15 [**Morpheus Space** Morpheus Space is an innovative manufacturer of electric propulsion systems tailored for the New Space industry.](https://millionrounds.com/company/morpheus-space) Morpheus Space is an innovative manufacturer of electric propulsion systems tailored for the New Space industry. *Founded* 2018 El Segundo, United States **$15M** last round Feb 2026
- 16 [**ION-X** ION-X is a French deep-tech startup founded in 2021 that specializes in developing ionic liquid electrospray propulsion systems for small satellites, including](https://millionrounds.com/company/ion-x) ION-X is a French deep-tech startup founded in 2021 that specializes in developing ionic liquid electrospray propulsion systems for small satellites, including *Founded* 2021 Boulogne-Billancourt, France **$14M** last round Dec 2024
- 17 [**Accion Systems** Accion Systems is a Boston-based aerospace startup founded in 2014, specializing in electric propulsion systems for small satellites and spacecraft.](https://millionrounds.com/company/accion-systems) Accion Systems is a Boston-based aerospace startup founded in 2014, specializing in electric propulsion systems for small satellites and spacecraft. *Founded* 2014 Boston, United States **$11M** last round Sept 2024
- 18 [**Apollo Fusion** Apollo Fusion is an aerospace components manufacturer based in Mountain View, California, specializing in electric propulsion systems for satellites.](https://millionrounds.com/company/apollo-fusion) Apollo Fusion is an aerospace components manufacturer based in Mountain View, California, specializing in electric propulsion systems for satellites. *Founded* 2016 Mountain View, United States **$10M** last round Jul 2018
- 19 [**ACEL Power** ACEL Power is a clean-tech company based in Vancouver, Canada, specializing in electric outboard propulsion systems for the marine industry.](https://millionrounds.com/company/acel-power) ACEL Power is a clean-tech company based in Vancouver, Canada, specializing in electric outboard propulsion systems for the marine industry. *Founded* - Vancouver, Canada **$10M** last round Jul 2024
- 20 [**Kreios Space** Kreios Space is a Spanish deep-tech startup founded in 2021, specializing in Air-Breathing Electric Propulsion (ABEP) systems.](https://millionrounds.com/company/kreios-space) Kreios Space is a Spanish deep-tech startup founded in 2021, specializing in Air-Breathing Electric Propulsion (ABEP) systems. *Founded* 2021 Vigo, Spain **$9.5M** last round Sept 2025
- 21 [**Revolution Space** Revolution Space is an aerospace company based in Charlestown, Massachusetts, founded in 2014.](https://millionrounds.com/company/revolution-space) Revolution Space is an aerospace company based in Charlestown, Massachusetts, founded in 2014. *Founded* 2023 Boston, United States **$5.7M** last round Oct 2024
- 22 [**Bluefins** Bluefins is an environmental technology company based in Plouzane, France, focused on developing zero-emission auxiliary propulsion systems for ocean-going vessels.](https://millionrounds.com/company/bluefins) Bluefins is an environmental technology company based in Plouzane, France, focused on developing zero-emission auxiliary propulsion systems for ocean-going vessels. *Founded* - Brest, France **$4.5M** last round Sept 2024
- 23 [**IENAI SPACE** IENAI SPACE is a Spanish aerospace company based in Leganés, Madrid, founded in 2019.](https://millionrounds.com/company/ienai-space) IENAI SPACE is a Spanish aerospace company based in Leganés, Madrid, founded in 2019. *Founded* 2019 Leganes, Spain **$4.2M** last round Jun 2024
- 24 [**Applied Atomics** Applied Atomics is a private company focused on nuclear power infrastructure and space propulsion.](https://millionrounds.com/company/applied-atomics) Applied Atomics is a private company focused on nuclear power infrastructure and space propulsion. *Founded* - Anchorage, United Kingdom **$4.0M** last round Jun 2026
- 25 [**Rocket Propulsion Systems** Rocket Propulsion Systems is an aerospace company that provides design, build, test, and development of propulsion systems.](https://millionrounds.com/company/rocket-propulsion-systems) Rocket Propulsion Systems is an aerospace company that provides design, build, test, and development of propulsion systems. *Founded* 2019 Kent, United States **$3.0M** last round Jul 2025
- 26 [**Benchmark Space Systems** Benchmark Space Systems is an aerospace company that offers propulsion solutions for small satellite applications.](https://millionrounds.com/company/benchmark-space-systems) Benchmark Space Systems is an aerospace company that offers propulsion solutions for small satellite applications. *Founded* 2017 South Burlington, United States **$2.4M** last round Jul 2025
- 27 [**Magway** Magway is a zero-emission developer of goods transport systems based in Wembley, London.](https://millionrounds.com/company/magway) Magway is a zero-emission developer of goods transport systems based in Wembley, London. *Founded* 2017 Wembley, United Kingdom **$882K** last round Nov 2023
- 28 [**LaunchPoint EPS** LaunchPoint EPS develops advanced electric and hybrid-electric propulsion and power generation systems for the aerospace industry.](https://millionrounds.com/company/launchpoint-eps) LaunchPoint EPS develops advanced electric and hybrid-electric propulsion and power generation systems for the aerospace industry. *Founded* 2020 Goleta, United States **$875K** last round May 2023
- 29 [**ThrustWorks Dynetics** Thrustworks Dynetics is a Pune-based propulsion technology company focused on designing, developing, and commercializing advanced liquid rocket engine systems a](https://millionrounds.com/company/thrustworks-dynetics) Thrustworks Dynetics is a Pune-based propulsion technology company focused on designing, developing, and commercializing advanced liquid rocket engine systems a *Founded* 2023 India **$789K** last round Oct 2025
- 30 [**Astro Mechanica** Astro Mechanica is an aerospace company dedicated to developing advanced flight systems, including engines, airframes, and propulsion technology for both subson](https://millionrounds.com/company/astro-mechanica) Astro Mechanica is an aerospace company dedicated to developing advanced flight systems, including engines, airframes, and propulsion technology for both subson *Founded* 2021 San Francisco, United States **$500K** last round Feb 2024
- 31 [**Dream Aerospace** DREAM Aerospace is an aerospace startup located in Chennai, India, focused on advanced propulsion systems for satellite missions.](https://millionrounds.com/company/dream-aerospace) DREAM Aerospace is an aerospace startup located in Chennai, India, focused on advanced propulsion systems for satellite missions. *Founded* 2021 Kanpur, India **$347K** last round Jan 2025

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies whose own description names this theme, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

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