# Top 50 Green Hydrogen Startups Worldwide by Funding (2026)

> The 50 best-funded green hydrogen startups worldwide, ranked by total funding raised: $4.2B combined.

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

- 1 [**Fortescue Future Industries** Fortescue Future Industries is a green energy and product company committed to producing zero-emission hydrogen from renewable sources.](https://millionrounds.com/company/fortescue-future-industries) Fortescue Future Industries is a green energy and product company committed to producing zero-emission hydrogen from renewable sources. *Founded* 2020 East Perth, Australia **$2.0B** last round Oct 2025
- 2 [**Atome Energy** Atome Energy is the green hydrogen and ammonia project development company to create a greener, cleaner environment.](https://millionrounds.com/company/atome-energy) Atome Energy is the green hydrogen and ammonia project development company to create a greener, cleaner environment. *Founded* - Leeds, United Kingdom **$665M** last round Apr 2026
- 3 [**ABO Energy** ABO Energy develops wind and solar energy projects, battery storage, and green hydrogen systems.](https://millionrounds.com/company/abo-energy) ABO Energy develops wind and solar energy projects, battery storage, and green hydrogen systems. *Founded* - Wiesbaden, Germany **$279M** last round Aug 2025
- 4 [**Ambient Fuels** Ambient Fuels is a green energy developer that delivers green hydrogen solutions.](https://millionrounds.com/company/ambient-fuels) Ambient Fuels is a green energy developer that delivers green hydrogen solutions. *Founded* 2021 New York, United States **$250M** last round May 2023
- 5 [**EverWind Fuels** EverWind Fuels developing new solar and wind farms to produce green hydrogen.](https://millionrounds.com/company/everwind-fuels) EverWind Fuels developing new solar and wind farms to produce green hydrogen. *Founded* 2021 Halifax, Canada **$234M** last round Jan 2026
- 6 [**Hysata** Hysata develops hydrogen electrolyzers aimed at advancing the global transition from fossil fuels to green hydrogen.](https://millionrounds.com/company/hysata) Hysata develops hydrogen electrolyzers aimed at advancing the global transition from fossil fuels to green hydrogen. *Founded* - Wollongong, Australia **$146M** last round Sept 2026
- 7 [**InterContinental Energy** InterContinental Energy develops green hydrogen fuel projects.](https://millionrounds.com/company/intercontinental-energy) InterContinental Energy develops green hydrogen fuel projects. *Founded* 2014 Singapore, Singapore **$116M** last round Apr 2026
- 8 [**Rega Energy** REGA ENERGY is a Portuguese renewable energy company established in 2021, focused on developing, financing, building, owning, and operating biomethane and green](https://millionrounds.com/company/rega-energy) REGA ENERGY is a Portuguese renewable energy company established in 2021, focused on developing, financing, building, owning, and operating biomethane and green *Founded* 2021 Lisbon, Portugal **$67M** last round Jul 2023
- 9 [**GravitHy** GravitHy is a French industrial company founded in June 2022, focused on producing low-carbon Direct Reduced Iron (DRI) and Hot-Briquetted Iron (HBI) using green hydrogen.](https://millionrounds.com/company/gravithy) GravitHy is a French industrial company founded in June 2022, focused on producing low-carbon Direct Reduced Iron (DRI) and Hot-Briquetted Iron (HBI) using green hydrogen. *Founded* 2022 Marseille, France **$64M** last round Mar 2025
- 10 [**Hy2gen** HY2GEN AG is a German renewable energy company based in Wiesbaden, specializing in the production of green hydrogen and hydrogen-based e-fuels.](https://millionrounds.com/company/hy2gen) HY2GEN AG is a German renewable energy company based in Wiesbaden, specializing in the production of green hydrogen and hydrogen-based e-fuels. *Founded* 2017 Wiesbaden, Germany **$54M** last round Apr 2025
- 11 [**Hystar** Hystar AS is a Norwegian company focused on developing and manufacturing advanced Proton Exchange Membrane (PEM) electrolysers for large-scale green hydrogen production.](https://millionrounds.com/company/hystar) Hystar AS is a Norwegian company focused on developing and manufacturing advanced Proton Exchange Membrane (PEM) electrolysers for large-scale green hydrogen production. *Founded* 2021 Oslo, Norway **$36M** last round May 2025
- 12 [**Stargate Hydrogen** Stargate Hydrogen Solutions offers turn-key electrolysis solutions for the production of green hydrogen with renewable energy.](https://millionrounds.com/company/stargate-hydrogen) Stargate Hydrogen Solutions offers turn-key electrolysis solutions for the production of green hydrogen with renewable energy. *Founded* 2021 Tallinn, Estonia **$24M** last round Sept 2026
- 13 [**HVR Energy** HVR Energy is a Spanish company based in Madrid, founded in 2020.](https://millionrounds.com/company/hvr-energy) HVR Energy is a Spanish company based in Madrid, founded in 2020. *Founded* - Madrid, Spain **$23M** last round Sept 2026
- 14 [**Fuella** Fuella is a pure-play developer of large-scale green hydrogen projects.](https://millionrounds.com/company/fuella) Fuella is a pure-play developer of large-scale green hydrogen projects. *Founded* 2020 Bergen, Norway **$22M** last round Jul 2023
- 15 [**Tai Hydrogen Energy** Tai Hydrogen is an energy solutions provider that focuses on the products and applications of clean energy based on green hydrogen.](https://millionrounds.com/company/tai-hydrogen-energy) Tai Hydrogen is an energy solutions provider that focuses on the products and applications of clean energy based on green hydrogen. *Founded* 2022 Shanghai **$21M** last round Jan 2024
- 16 [**EvolOH** EVOLOH is a cleantech company based in Santa Clara, California, founded in April 2020.](https://millionrounds.com/company/evoloh) EVOLOH is a cleantech company based in Santa Clara, California, founded in April 2020. *Founded* 2020 Santa Clara, United States **$20M** last round Mar 2024
- 17 [**Gen2 Energy** Gen2 Energy creates, runs, and manages a green hydrogen supply chain.](https://millionrounds.com/company/gen2-energy) Gen2 Energy creates, runs, and manages a green hydrogen supply chain. *Founded* 2019 Horten, Norway **$17M** last round Mar 2022
- 18 [**Matteco** Matteco is a materials technology company based in Valencia (Paterna), Spain, founded in 2023.](https://millionrounds.com/company/matteco) Matteco is a materials technology company based in Valencia (Paterna), Spain, founded in 2023. *Founded* 2023 Paterna, Spain **$16M** last round Oct 2024
- 19 [**P2X Solutions** P2X Solutions is a producer of green hydrogen and a pioneer in power-to-x technology.](https://millionrounds.com/company/p2x-solutions) P2X Solutions is a producer of green hydrogen and a pioneer in power-to-x technology. *Founded* 2020 Helsinki, Finland **$15M** last round Dec 2021
- 20 [**Greenzo Energy** Greenzo Energy manufactures electrolyzers and offers integrated green hydrogen generation solutions.](https://millionrounds.com/company/greenzo-energy) Greenzo Energy manufactures electrolyzers and offers integrated green hydrogen generation solutions. *Founded* 2020 India **$15M** last round Oct 2026
- 21 [**Versogen** Versogen is a private cleantech company based in Delaware, focused on developing anion exchange membrane (AEM) electrolyzer technology for producing low-cost gr](https://millionrounds.com/company/versogen) Versogen is a private cleantech company based in Delaware, focused on developing anion exchange membrane (AEM) electrolyzer technology for producing low-cost gr *Founded* 2018 Wilmington, United States **$15M** last round May 2022
- 22 [**HYGRO** HYGRO is a green hydrogen supplier.](https://millionrounds.com/company/hygro) HYGRO is a green hydrogen supplier. *Founded* - Alkmaar, Netherlands **$13M** last round Apr 2023
- 23 [**Ergosup** ERGOSUP is a French deep-tech startup focused on the production, storage, and distribution of green hydrogen at very high pressures.](https://millionrounds.com/company/ergosup) ERGOSUP is a French deep-tech startup focused on the production, storage, and distribution of green hydrogen at very high pressures. *Founded* 2012 Malataverne, France **$12M** last round Feb 2019
- 24 [**Dynelectro** Dynelectro is a Danish deep-tech innovation firm and Original Equipment Manufacturer (OEM) focused on advanced solid oxide electrolysis (SOE) technology for pro](https://millionrounds.com/company/dynelectro) Dynelectro is a Danish deep-tech innovation firm and Original Equipment Manufacturer (OEM) focused on advanced solid oxide electrolysis (SOE) technology for pro *Founded* 2018 Copenhagen, Denmark **$12M** last round Jul 2024
- 25 [**Advanced Ionics** Advanced Ionics is a climate-tech company based in New Berlin, Wisconsin, founded in 2017.](https://millionrounds.com/company/advanced-ionics) Advanced Ionics is a climate-tech company based in New Berlin, Wisconsin, founded in 2017. *Founded* 2017 Milwaukee, United States **$6.7M** last round Jan 2025
- 26 [**Hydrogen Mem-Tech** Hydrogen Mem-Tech is a Norwegian technology company based in Trondheim, specializing in advanced hydrogen separation solutions.](https://millionrounds.com/company/hydrogen-mem-tech) Hydrogen Mem-Tech is a Norwegian technology company based in Trondheim, specializing in advanced hydrogen separation solutions. *Founded* 2017 Trondheim, Norway **$6.6M** last round Oct 2024
- 27 [**Newtrace** Newtrace Private Limited is a climate-tech and deep-tech startup based in Bengaluru, Karnataka, India, founded in 2021.](https://millionrounds.com/company/newtrace) Newtrace Private Limited is a climate-tech and deep-tech startup based in Bengaluru, Karnataka, India, founded in 2021. *Founded* 2021 Bengaluru, India **$6.2M** last round Mar 2026
- 28 [**Elcogen** Elcogen is a European clean energy technology manufacturer founded in 2001, specializing in solid oxide fuel cell (SOFC) and solid oxide electrolyser cell (SOEC](https://millionrounds.com/company/elcogen) Elcogen is a European clean energy technology manufacturer founded in 2001, specializing in solid oxide fuel cell (SOFC) and solid oxide electrolyser cell (SOEC *Founded* 2001 Joelaehtme, Estonia **$6.1M** last round Jan 2025
- 29 [**HYDGEN** HYDGEN develops modular electrolyzer systems designed for on-site and on-demand green hydrogen production.](https://millionrounds.com/company/hydgen) HYDGEN develops modular electrolyzer systems designed for on-site and on-demand green hydrogen production. *Founded* 2024 Singapore, Singapore **$5.0M** last round Oct 2025
- 30 [**CPH2** CPH2 is a developer and manufacturer of green hydrogen technologies.](https://millionrounds.com/company/cph2) CPH2 is a developer and manufacturer of green hydrogen technologies. *Founded* 2016 Doncaster, United Kingdom **$4.6M** last round Jul 2026
- 31 [**Fusion Fuel** Fusion Fuel is into production of green hydrogen.](https://millionrounds.com/company/fusion-fuel) Fusion Fuel is into production of green hydrogen. *Founded* 2017 Dublin, Ireland **$4.3M** last round Jul 2025
- 32 [**HYMETH** Hymeth is a Danish clean-tech company founded in 2016, focused on developing high-efficiency alkaline electrolyzers for green hydrogen production.](https://millionrounds.com/company/hymeth) Hymeth is a Danish clean-tech company founded in 2016, focused on developing high-efficiency alkaline electrolyzers for green hydrogen production. *Founded* 2016 Malmoe, Denmark **$4.2M** last round May 2025
- 33 [**Parallel Carbon** Parallel Carbon is a Manchester-based climate technology company founded in 2021.](https://millionrounds.com/company/parallel-carbon) Parallel Carbon is a Manchester-based climate technology company founded in 2021. *Founded* 2021 Manchester, United Kingdom **$3.8M** last round Jan 2024
- 34 [**CHARBONE** CHARBONE Corporation is a green hydrogen company focusing on ultra-high purity hydrogen and the distribution of industrial gases.](https://millionrounds.com/company/charbone) CHARBONE Corporation is a green hydrogen company focusing on ultra-high purity hydrogen and the distribution of industrial gases. *Founded* 2019 Brossard, Canada **$3.7M** last round Mar 2026
- 35 [**Oort Energy** Oort Energy is a UK-based technology company focused on designing, developing, and manufacturing advanced hydrogen electrolyser systems.](https://millionrounds.com/company/oort-energy) Oort Energy is a UK-based technology company focused on designing, developing, and manufacturing advanced hydrogen electrolyser systems. *Founded* 2021 London, United Kingdom **$3.7M** last round Aug 2025
- 36 [**Hydrogen Optimized** Hydrogen Optimized develops and commercializes innovative large-scale Green Hydrogen production systems targeted to high-growth markets.](https://millionrounds.com/company/hydrogen-optimized) Hydrogen Optimized develops and commercializes innovative large-scale Green Hydrogen production systems targeted to high-growth markets. *Founded* 2017 Owen Sound, Canada **$3.5M** last round Sept 2023
- 37 [**Spiral Hydrogen** Spiral Hydrogen is a deep-tech startup based in Tartu, Estonia, founded in 2024.](https://millionrounds.com/company/spiral-hydrogen) Spiral Hydrogen is a deep-tech startup based in Tartu, Estonia, founded in 2024. *Founded* 2024 Netherlands **$3.1M** last round Apr 2026
- 38 [**Lhyfe** Lhyfe is a producer and supplier of green hydrogen, generated through renewable energy sources.](https://millionrounds.com/company/lhyfe) Lhyfe is a producer and supplier of green hydrogen, generated through renewable energy sources. *Founded* 2017 Nantes, France **$2.9M** last round Jul 2025
- 39 [**Ossus Biorenewables** Ossus Biorenewables is a cleantech and bioenergy company based in Bengaluru, India.](https://millionrounds.com/company/ossus-biorenewables) Ossus Biorenewables is a cleantech and bioenergy company based in Bengaluru, India. *Founded* 2017 Bengaluru, India **$2.4M** last round Apr 2023
- 40 [**Ecolectro** Bringing scalable, low-cost, clean green hydrogen energy to the very near future.](https://millionrounds.com/company/ecolectro) Bringing scalable, low-cost, clean green hydrogen energy to the very near future. *Founded* 2015 Ithaca, United States **$2.3M** last round Nov 2025
- 41 [**Green Aero Propulsion** Green Aero Propulsion is a deep-tech startup based in New Delhi, founded in 2023 by Dr.](https://millionrounds.com/company/green-aero-propulsion) Green Aero Propulsion is a deep-tech startup based in New Delhi, founded in 2023 by Dr. *Founded* - India **$1.6M** last round Jul 2025
- 42 [**1s1 Energy** 1s1 Energy is a private cleantech startup founded in 2019, focused on developing advanced Proton Exchange Membrane (PEM) electrolyzers for efficient and cost-ef](https://millionrounds.com/company/1s1-energy) 1s1 Energy is a private cleantech startup founded in 2019, focused on developing advanced Proton Exchange Membrane (PEM) electrolyzers for efficient and cost-ef *Founded* 2019 Portola Valley, United States **$1.4M** last round Oct 2024
- 43 [**HydGene Renewables** On-site & on-demand green hydrogen from waste biomass, decarbonising the chemical industry - no electrolysis required.](https://millionrounds.com/company/hydgene-renewables) On-site & on-demand green hydrogen from waste biomass, decarbonising the chemical industry - no electrolysis required. *Founded* - Lane Cove, Australia **$1.4M** last round Mar 2026
- 44 [**Cavendish Renewable Technology** Cavendish Renewable Technology develops and uses innovative hydrogen technology for a green future.](https://millionrounds.com/company/cavendish-renewable-technology) Cavendish Renewable Technology develops and uses innovative hydrogen technology for a green future. *Founded* 2021 Port Melbourne, Australia **$1.1M** last round Mar 2024
- 45 [**Sakowin Green energy** Sakowin Green Energy is a French DeepTech cleantech startup founded in 2017, specializing in the production of decarbonized hydrogen and solid carbon.](https://millionrounds.com/company/sakowin-green-energy) Sakowin Green Energy is a French DeepTech cleantech startup founded in 2017, specializing in the production of decarbonized hydrogen and solid carbon. *Founded* 2017 Aix-en-Provence, France **$1.1M** last round Aug 2023
- 46 [**PCC Hydrogen** PCC Hydrogen is a green hydrogen production company that converts environmentally friendly ethanol into high-purity green hydrogen.](https://millionrounds.com/company/pcc-hydrogen) PCC Hydrogen is a green hydrogen production company that converts environmentally friendly ethanol into high-purity green hydrogen. *Founded* 2022 Louisville, United States **$844K** last round Dec 2025
- 47 [**Caplyzer** Caplyzer is a Swedish deeptech startup founded in April 2022 at the KTH Royal Institute of Technology in Stockholm.](https://millionrounds.com/company/caplyzer) Caplyzer is a Swedish deeptech startup founded in April 2022 at the KTH Royal Institute of Technology in Stockholm. *Founded* 2022 Stockholm, Sweden **$727K** last round Jul 2026
- 48 [**Fibernex** Fibernex develops nanofiber materials to optimize green hydrogen production.](https://millionrounds.com/company/fibernex) Fibernex develops nanofiber materials to optimize green hydrogen production. *Founded* - Copenhagen, Denmark **$646K** last round Sept 2026
- 49 [**Rhyde** Clean Energy and Green Hydrogen Infrastructure](https://millionrounds.com/company/rhyde) Clean Energy and Green Hydrogen Infrastructure *Founded* 2021 Bort-les-Orgues, Spain **$485K** last round Nov 2024
- 50 [**Tobe Energy** Tobe Energy is a green hydrogen production company based in Tulsa, Oklahoma, founded in 2024.](https://millionrounds.com/company/tobe-energy) Tobe Energy is a green hydrogen production company based in Tulsa, Oklahoma, founded in 2024. *Founded* 2024 Tulsa, United States **$150K** last round Dec 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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