Top list · Worldwide · 2026

Climate Tech startups that raised in 2026

195 climate Tech startups that raised in 2026 have raised money in rounds we track in 2026. These are the 50 that raised the most, $20B between them, with the United States the most common home.

$20Braised by these 50 in 2026
195on our record in all
United Statesmost common home
Venture Globalraised the most in 2026
  1. 1Venture GlobalVenture Global is a supplier of home, office, and stationery products.

    Venture Global is a supplier of home, office, and stationery products.

    Founded 2013Washington, United States$10Blast round Jun 2026
  2. 2SILAFounded -United States$1.7Blast round Aug 2026
  3. 3Commonwealth Fusion SystemsFounded -United States$1.0Blast round Jul 2026
  4. 4Atome EnergyAtome Energy is the green hydrogen and ammonia project development company to create a greener, cleaner environment.

    Atome Energy is the green hydrogen and ammonia project development company to create a greener, cleaner environment.

    Founded -Leeds, United Kingdom$665Mlast round Apr 2026
  5. 5Multiverse ComputingMultiverse Computing is a leading quantum AI software company based in San Sebastián, Spain, with additional offices in Canada, the UK, France, Germany, Italy,

    Multiverse Computing is a leading quantum AI software company based in San Sebastián, Spain, with additional offices in Canada, the UK, France, Germany, Italy,

    Founded 2019San Sebastian, Spain$570Mlast round Jul 2026
  6. 6Sedron TechnologiesSedron Technologies is a private environmental services company based in Sedro-Woolley, Washington, founded in 2014 as a spinoff from Janicki Industries.

    Sedron Technologies is a private environmental services company based in Sedro-Woolley, Washington, founded in 2014 as a spinoff from Janicki Industries.

    Founded 2014Sedro-Woolley, United States$500Mlast round May 2026
  7. 7Fervo EnergyFervo Energy develops clean energy technology to generate carbon-free energy from geothermal systems.

    Fervo Energy develops clean energy technology to generate carbon-free energy from geothermal systems.

    Founded 2017Houston, United States$441Mlast round Sept 2026
  8. 8Redwood MaterialsRedwood Materials is an American company based in Carson City, Nevada, focused on creating a sustainable supply chain for lithium-ion batteries.

    Redwood Materials is an American company based in Carson City, Nevada, focused on creating a sustainable supply chain for lithium-ion batteries.

    Founded 2017Carson City, United States$425Mlast round Jan 2026
  9. 9Radial PowerRadial Power provides distributed energy and sustainability solutions to commercial and industrial real estate asset owners.

    Radial Power provides distributed energy and sustainability solutions to commercial and industrial real estate asset owners.

    Founded 2022Houston, United States$355Mlast round Jan 2026
  10. 10Lunar EnergyLunar Energy is a renewable energy company based in Mountain View, California, founded in 2020.

    Lunar Energy is a renewable energy company based in Mountain View, California, founded in 2020.

    Founded 2020Mountain View, United States$334Mlast round Feb 2026
  11. 11Aegea SaneamentoAegea is a private sector sanitation company in Brazil.

    Aegea is a private sector sanitation company in Brazil.

    Founded 2010Sao Paulo, Brazil$328Mlast round Jun 2026
  12. 12Muon SpaceMuon Space is an American aerospace startup founded in 2021, based in Mountain View, California.

    Muon Space is an American aerospace startup founded in 2021, based in Mountain View, California.

    Founded 2021Mountain View, United States$250Mlast round Aug 2026
  13. 13Focused EnergyFocused Energy is a German-American deep-tech startup founded in 2021, specializing in laser-driven inertial confinement fusion (ICF).

    Focused Energy is a German-American deep-tech startup founded in 2021, specializing in laser-driven inertial confinement fusion (ICF).

    Founded 2021Darmstadt, Germany$240Mlast round Jun 2026
  14. 14Heron PowerHeron Power is an energy infrastructure company based in Scotts Valley, California, founded in 2024 by Drew Baglino, a former Tesla executive.

    Heron Power is an energy infrastructure company based in Scotts Valley, California, founded in 2024 by Drew Baglino, a former Tesla executive.

    Founded 2024Scotts Valley, United States$200Mlast round Sept 2026
  15. 15ReverionReverion produces highly efficient, reversible, carbon-negative power plants.

    Reverion produces highly efficient, reversible, carbon-negative power plants.

    Founded 2022Germany$175Mlast round Sept 2026
  16. 16RejuFounded --$157Mlast round Apr 2026
  17. 17METYCLEMETYCLE is a digital trading platform based in Cologne, Germany, founded in 2022.

    METYCLE is a digital trading platform based in Cologne, Germany, founded in 2022.

    Founded 2022Cologne, Germany$150Mlast round Sept 2026
  18. 18Standard NuclearStandard Nuclear manufactures advanced nuclear fuel for next-generation reactors and high-temperature applications.

    Standard Nuclear manufactures advanced nuclear fuel for next-generation reactors and high-temperature applications.

    Founded -Oak Ridge, United States$140Mlast round Jan 2026
  19. 19Thea EnergyThea Energy is a fusion energy startup focused on commercializing scalable and zero-emission power through advanced stellarator technology.

    Thea Energy is a fusion energy startup focused on commercializing scalable and zero-emission power through advanced stellarator technology.

    Founded 2022Kearny, United States$120Mlast round Jul 2026
  20. 20Breathe Battery TechnologiesBreathe Battery Technologies is a developer of electric vehicle battery charging control software for automotive manufacturers.

    Breathe Battery Technologies is a developer of electric vehicle battery charging control software for automotive manufacturers.

    Founded 2019United Kingdom$111Mlast round Aug 2026
  21. 21General FusionGeneral Fusion develops commercial fusion energy using Magnetized Target Fusion technology.

    General Fusion develops commercial fusion energy using Magnetized Target Fusion technology.

    Founded 2002Richmond, Canada$108Mlast round Jul 2026
  22. 22RainmakerRainmaker is a New York-based crypto and DeFi company that specializes in a mobile-first, account-abstraction wallet.

    Rainmaker is a New York-based crypto and DeFi company that specializes in a mobile-first, account-abstraction wallet.

    Founded 2022New York, United States$100Mlast round Sept 2026
  23. 23Kanin EnergyKanin Energy is a clean technology developer founded in 2020, focused on industrial decarbonization.

    Kanin Energy is a clean technology developer founded in 2020, focused on industrial decarbonization.

    Founded 2020Calgary, Canada$100Mlast round Sept 2026
  24. 24osapiensosapiens is a Germany-based Software-as-a-Service (SaaS) provider that focuses on helping global companies achieve sustainable growth through AI-based automatio

    osapiens is a Germany-based Software-as-a-Service (SaaS) provider that focuses on helping global companies achieve sustainable growth through AI-based automatio

    Founded 2018Mannheim, Germany$100Mlast round Jan 2026
  25. 25R.Power RenewablesR.Power Renewables develops renewable energy sources.

    R.Power Renewables develops renewable energy sources.

    Founded 2010Warszawa, Poland$98Mlast round Jun 2026
  26. 26AmberBuilt by a collective of artisans, Amber functions as an integrated hub with multidisciplinary global locations.

    Built by a collective of artisans, Amber functions as an integrated hub with multidisciplinary global locations.

    Founded -Australia$96Mlast round Sept 2026
  27. 27Project OmegaProject Omega is a nuclear technology startup founded in 2026 and headquartered in Rhode Island.

    Project Omega is a nuclear technology startup founded in 2026 and headquartered in Rhode Island.

    Founded 2025Washington, United States$92Mlast round Nov 2026
  28. 28Imperative GlobalImperative Global is an environmental consulting company that provides carbon offset and environmental asset projects.

    Imperative Global is an environmental consulting company that provides carbon offset and environmental asset projects.

    Founded -Houston, United States$91Mlast round Apr 2026
  29. 29Type One EnergyStellarator technology to transform energy markets with fusion power.

    Stellarator technology to transform energy markets with fusion power.

    Founded 2019Knoxville, United States$88Mlast round Sept 2026
  30. 30ElysisElysis is a technology enterprise that provides an eco-friendly solution for the production and process of aluminum.

    Elysis is a technology enterprise that provides an eco-friendly solution for the production and process of aluminum.

    Founded -Montréal, Canada$73Mlast round May 2026
  31. 31Applied CarbonApplied Carbon is a Houston-based climate technology company founded in 2020, specializing in innovative solutions for carbon sequestration and soil health.

    Applied Carbon is a Houston-based climate technology company founded in 2020, specializing in innovative solutions for carbon sequestration and soil health.

    Founded 2020Houston, United States$72Mlast round Nov 2026
  32. 32StandDiscrete Safety Jewellery For Peace Of Mind

    Discrete Safety Jewellery For Peace Of Mind

    Founded 2019United States$70Mlast round Oct 2026
  33. 33LanzaJetLanzaJet is a private company founded in 2020 that focuses on sustainable fuels technology.

    LanzaJet is a private company founded in 2020 that focuses on sustainable fuels technology.

    Founded 2020Chicago, United States$67Mlast round Oct 2026
  34. 34Colossal BiosciencesColossal Biosciences is an American biotechnology and genetic engineering company founded in September 2021, recognized as the world's first dedicated de-extinc

    Colossal Biosciences is an American biotechnology and genetic engineering company founded in September 2021, recognized as the world's first dedicated de-extinc

    Founded 2021Dallas, United States$60Mlast round Feb 2026
  35. 35DG MatrixDG Matrix is a cleantech company based in Raleigh, North Carolina, founded in 2022.

    DG Matrix is a cleantech company based in Raleigh, North Carolina, founded in 2022.

    Founded 2022Morrisville, United States$60Mlast round Feb 2026
  36. 36Endurance EnergyA Calgary, Alberta-based early-stage exploration and production company

    A Calgary, Alberta-based early-stage exploration and production company

    Founded 2025Seattle, United States$54Mlast round Jun 2026
  37. 37CapturaCaptura Corporation is a climate technology company based in Pasadena, California, founded in 2021 by scientists from Caltech.

    Captura Corporation is a climate technology company based in Pasadena, California, founded in 2021 by scientists from Caltech.

    Founded 2021Pasadena, United States$54Mlast round Jul 2026
  38. 38AMP RoboticsAMP offers AI-powered waste sorting solutions to automate recovery and reduce labor.

    AMP offers AI-powered waste sorting solutions to automate recovery and reduce labor.

    Founded -United States$53Mlast round Jun 2026
  39. 39JetsonWe are an intelligent "voice-first" commerce platform that delivers a best-in-class buying experience for your brand.

    We are an intelligent "voice-first" commerce platform that delivers a best-in-class buying experience for your brand.

    Founded 2017Canada$50Mlast round Jan 2026
  40. 40IsometricIsometric is a London-based certification platform focused on the industrial economy, specializing in carbon removal registry and science services.

    Isometric is a London-based certification platform focused on the industrial economy, specializing in carbon removal registry and science services.

    Founded 2022London, United Kingdom$50Mlast round Sept 2026
  41. 41Africa50Founded --$50Mlast round Aug 2026
  42. 42TwelveTwelve offers smart payment solutions such as software modules, links, ordering solutions, internet solutions, communication & sponsorship.

    Twelve offers smart payment solutions such as software modules, links, ordering solutions, internet solutions, communication & sponsorship.

    Founded 2007Utrecht, United States$45Mlast round Sept 2026
  43. 43constellrconstellr is a German NewSpace deep-tech company based in Freiburg, with additional offices in Munich.

    constellr is a German NewSpace deep-tech company based in Freiburg, with additional offices in Munich.

    Founded 2020Munich, Germany$44Mlast round Feb 2026
  44. 44Ore EnergyOre Energy is a Dutch climate technology startup founded in 2022 and spun out of TU Delft in 2023.

    Ore Energy is a Dutch climate technology startup founded in 2022 and spun out of TU Delft in 2023.

    Founded 2023Amsterdam, Netherlands$43Mlast round Aug 2026
  45. 45Pennsylvania American WaterPennsylvania American Water provides high-quality and reliable water and wastewater services.

    Pennsylvania American Water provides high-quality and reliable water and wastewater services.

    Founded 1965Camden, United States$43Mlast round Oct 2026
  46. 46MombakMOMBAK is a Brazilian carbon removal startup founded in 2021 by Gabriel Silva and Peter Fernandez, headquartered in São Paulo.

    MOMBAK is a Brazilian carbon removal startup founded in 2021 by Gabriel Silva and Peter Fernandez, headquartered in São Paulo.

    Founded 2021Sao Paulo, Brazil$39Mlast round Sept 2026
  47. 47ARC RideFounded -United Kingdom$38Mlast round Sept 2026
  48. 48UndoUndo is the time travel debugging company for Linux.

    Undo is the time travel debugging company for Linux.

    Founded 2012Cambridge, United Kingdom$37Mlast round Jun 2026
  49. 49HysataHysata develops hydrogen electrolyzers aimed at advancing the global transition from fossil fuels to green hydrogen.

    Hysata develops hydrogen electrolyzers aimed at advancing the global transition from fossil fuels to green hydrogen.

    Founded -Wollongong, Australia$35Mlast round Sept 2026
  50. 50Vaulted DeepVaulted Deep is a Houston-based company specializing in carbon removal and waste management.

    Vaulted Deep is a Houston-based company specializing in carbon removal and waste management.

    Founded 2023Houston, United States$35Mlast round Sept 2026
Money raised in 2026how the list is ranked
15 November 2026updated nightly
Rounds we tracksource: Millionrounds

Companies with a round in 2026 that we track, ranked by what they raised this year. Nobody pays to be on a list.

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