# Top 50 Climate Tech Startups Founded in 2022 by Funding (2026)

> The 50 best-funded climate Tech startups founded in 2022, ranked by total funding raised: $2.0B combined.

Source: https://millionrounds.com/top-lists/climate-startups-founded-2022 (Millionrounds; every figure on the page links to its filing or article)

- 1 [**Radial Power** Radial Power provides distributed energy and sustainability solutions to commercial and industrial real estate asset owners.](https://millionrounds.com/company/radial-power) Radial Power provides distributed energy and sustainability solutions to commercial and industrial real estate asset owners. *Founded* 2022 Houston, United States **$660M** last round Jan 2026
- 2 [**Reverion** Reverion produces highly efficient, reversible, carbon-negative power plants.](https://millionrounds.com/company/reverion) Reverion produces highly efficient, reversible, carbon-negative power plants. *Founded* 2022 Germany **$237M** last round Sept 2026
- 3 [**METYCLE** METYCLE is a digital trading platform based in Cologne, Germany, founded in 2022.](https://millionrounds.com/company/metycle) METYCLE is a digital trading platform based in Cologne, Germany, founded in 2022. *Founded* 2022 Cologne, Germany **$165M** last round Sept 2026
- 4 [**Rainmaker** Rainmaker is a New York-based crypto and DeFi company that specializes in a mobile-first, account-abstraction wallet.](https://millionrounds.com/company/rainmaker) Rainmaker is a New York-based crypto and DeFi company that specializes in a mobile-first, account-abstraction wallet. *Founded* 2022 New York, United States **$126M** last round Sept 2026
- 5 [**Thea Energy** Thea Energy is a fusion energy startup focused on commercializing scalable and zero-emission power through advanced stellarator technology.](https://millionrounds.com/company/thea-energy) Thea Energy is a fusion energy startup focused on commercializing scalable and zero-emission power through advanced stellarator technology. *Founded* 2022 Kearny, United States **$120M** last round Jul 2026
- 6 [**Terradot** Terradot is a climate technology company founded in 2022 at Stanford University, focused on developing Enhanced Rock Weathering (ERW) solutions to remove carbon](https://millionrounds.com/company/terradot) Terradot is a climate technology company founded in 2022 at Stanford University, focused on developing Enhanced Rock Weathering (ERW) solutions to remove carbon *Founded* 2022 San Francisco, United States **$92M** last round Oct 2026
- 7 [**DG Matrix** DG Matrix is a cleantech company based in Raleigh, North Carolina, founded in 2022.](https://millionrounds.com/company/dg-matrix) DG Matrix is a cleantech company based in Raleigh, North Carolina, founded in 2022. *Founded* 2022 Morrisville, United States **$80M** last round Feb 2026
- 8 [**Quilt** Quilt is a smart home climate solution company that develops home temperature control technology for energy efficiency.](https://millionrounds.com/company/quilt) Quilt is a smart home climate solution company that develops home temperature control technology for energy efficiency. *Founded* 2022 Redwood City, United States **$59M** last round Dec 2025
- 9 [**Isometric** Isometric is a London-based certification platform focused on the industrial economy, specializing in carbon removal registry and science services.](https://millionrounds.com/company/isometric) Isometric is a London-based certification platform focused on the industrial economy, specializing in carbon removal registry and science services. *Founded* 2022 London, United Kingdom **$50M** last round Sept 2026
- 10 [**Deep Sky** Deep Sky is a developer of a CO2 removal infrastructure designed to reduce the carbon footprint.](https://millionrounds.com/company/deep-sky) Deep Sky is a developer of a CO2 removal infrastructure designed to reduce the carbon footprint. *Founded* 2022 Montreal, Canada **$40M** last round Jun 2026
- 11 [**Mantel** Mantel is a climate technology startup based in Cambridge, Massachusetts, focused on developing molten-salt-based carbon capture technology.](https://millionrounds.com/company/mantel) Mantel is a climate technology startup based in Cambridge, Massachusetts, focused on developing molten-salt-based carbon capture technology. *Founded* 2022 Cambridge, United States **$30M** last round Sept 2024
- 12 [**Varaha** Varaha is a full-stack climate-tech company founded in 2022, headquartered in Gurugram, India, with operations in Bengaluru.](https://millionrounds.com/company/varaha) Varaha is a full-stack climate-tech company founded in 2022, headquartered in Gurugram, India, with operations in Bengaluru. *Founded* 2022 Gurugram, India **$29M** last round Feb 2026
- 13 [**Mission Zero** Mission Zero helps real estate facilities and their portfolio companies improve their ESG performance by eliminating waste from cafeteria and catering operation](https://millionrounds.com/company/mission-zero) Mission Zero helps real estate facilities and their portfolio companies improve their ESG performance by eliminating waste from cafeteria and catering operation *Founded* 2022 Houston, United Kingdom **$28M** last round Aug 2025
- 14 [**Scope3** Scope3 is a Public Benefit Corporation founded in 2022, dedicated to measuring and reducing carbon emissions in the media, advertising, and digital supply chain sectors.](https://millionrounds.com/company/scope3) Scope3 is a Public Benefit Corporation founded in 2022, dedicated to measuring and reducing carbon emissions in the media, advertising, and digital supply chain sectors. *Founded* 2022 New York, United States **$25M** last round Oct 2024
- 15 [**Altilium**](https://millionrounds.com/company/altilium) *Founded* 2022 United Kingdom **$25M** last round Apr 2026
- 16 [**Phlair** Phlair is a Munich-based climate technology company founded in 2022, specializing in Direct Air Capture (DAC) technology.](https://millionrounds.com/company/phlair) Phlair is a Munich-based climate technology company founded in 2022, specializing in Direct Air Capture (DAC) technology. *Founded* 2022 Munich, Germany **$22M** last round May 2025
- 17 [**Gigablue** Gigablue is a marine carbon dioxide removal (mCDR) company based in New York, NY, founded in 2022.](https://millionrounds.com/company/gigablue) Gigablue is a marine carbon dioxide removal (mCDR) company based in New York, NY, founded in 2022. *Founded* 2022 New York, United States **$20M** last round Jan 2026
- 18 [**BlueLayer** BlueLayer is a Berlin-based climate technology startup founded in 2022.](https://millionrounds.com/company/bluelayer) BlueLayer is a Berlin-based climate technology startup founded in 2022. *Founded* 2022 Berlin, Germany **$16M** last round Jan 2024
- 19 [**Seprify** Seprify is a Swiss bio-materials company founded in 2022, specializing in transforming cellulose into high-performance, natural functional ingredients for vario](https://millionrounds.com/company/seprify) Seprify is a Swiss bio-materials company founded in 2022, specializing in transforming cellulose into high-performance, natural functional ingredients for vario *Founded* 2022 Marly, Switzerland **$16M** last round Mar 2026
- 20 [**RISORCE** RISORCE fills a need in Belgium for local tyre waste processing options.](https://millionrounds.com/company/risorce) RISORCE fills a need in Belgium for local tyre waste processing options. *Founded* 2022 Wavre, Belgium **$13M** last round Sept 2023
- 21 [**Refilled** Refilled is a Sydney-based climate and sustainability startup founded in 2022.](https://millionrounds.com/company/refilled) Refilled is a Sydney-based climate and sustainability startup founded in 2022. *Founded* 2022 Ultimo, Australia **$13M** last round Nov 2026
- 22 [**Helix Earth** Helix Earth Technologies, Inc.](https://millionrounds.com/company/helix-earth) Helix Earth Technologies, Inc. *Founded* 2022 Houston, United States **$12M** last round Mar 2026
- 23 [**Number 8 bio** Number 8 bio is a Sydney-based ag-biotech startup founded in 2022, focused on developing BetterFeedTM, a scalable feed additive that reduces enteric methane emi](https://millionrounds.com/company/number-8-bio) Number 8 bio is a Sydney-based ag-biotech startup founded in 2022, focused on developing BetterFeedTM, a scalable feed additive that reduces enteric methane emi *Founded* 2022 Sydney, Australia **$12M** last round Jun 2026
- 24 [**Tozero** tozero GmbH, founded in 2022 in Munich, Germany, is a pioneering lithium-ion battery recycling startup.](https://millionrounds.com/company/tozero) tozero GmbH, founded in 2022 in Munich, Germany, is a pioneering lithium-ion battery recycling startup. *Founded* 2022 Munich, Germany **$12M** last round Nov 2024
- 25 [**Lun** Lun Energy is a Danish climate technology startup based in Copenhagen, founded in 2021 by Martin Collignon and Anders Valentin.](https://millionrounds.com/company/lun) Lun Energy is a Danish climate technology startup based in Copenhagen, founded in 2021 by Martin Collignon and Anders Valentin. *Founded* 2022 Huntington Station, Denmark **$11M** last round Mar 2023
- 26 [**altM** altM is a Bengaluru-based deep-tech B2B company founded in 2022, specializing in scalable bio-chemicals and biomaterials.](https://millionrounds.com/company/altm) altM is a Bengaluru-based deep-tech B2B company founded in 2022, specializing in scalable bio-chemicals and biomaterials. *Founded* 2022 Bengaluru, India **$10M** last round Nov 2026
- 27 [**Rainforest Builder** Rainforest Builder is a Nature Tech company dedicated to the restoration of tropical forests on a large scale.](https://millionrounds.com/company/rainforest-builder) Rainforest Builder is a Nature Tech company dedicated to the restoration of tropical forests on a large scale. *Founded* 2022 London, United Kingdom **$9.1M** last round Dec 2025
- 28 [**Earth Force Technologies** Earth Force Technologies is a climate tech startup founded in 2022 and based in San Francisco, California.](https://millionrounds.com/company/earth-force-technologies) Earth Force Technologies is a climate tech startup founded in 2022 and based in San Francisco, California. *Founded* 2022 San Francisco, United States **$8.6M** last round Nov 2022
- 29 [**Africa Water Infrastructure Development** AWID is a platform that develops and finances climate-smart water projects.](https://millionrounds.com/company/africa-water-infrastructure-development) AWID is a platform that develops and finances climate-smart water projects. *Founded* 2022 Saint Peter Port, Guernsey **$8.4M** last round Sept 2022
- 30 [**Esa** Esa provides plastic waste recycling, product creation, and distribution services.](https://millionrounds.com/company/esa) Esa provides plastic waste recycling, product creation, and distribution services. *Founded* 2022 Minato, Japan **$7.3M** last round Oct 2026
- 31 [**Clairity Technology** Clairity Technology is a climate-tech startup founded in 2022 and based in Los Angeles, California.](https://millionrounds.com/company/clairity-technology) Clairity Technology is a climate-tech startup founded in 2022 and based in Los Angeles, California. *Founded* 2022 Los Angeles, United States **$6.8M** last round Feb 2024
- 32 [**Aampere** Aampere GmbH is a technology and marketplace company based in Bad Liebenzell, Germany, specializing in the sale of used electric vehicles (EVs).](https://millionrounds.com/company/aampere) Aampere GmbH is a technology and marketplace company based in Bad Liebenzell, Germany, specializing in the sale of used electric vehicles (EVs). *Founded* 2022 Munich, Estonia **$6.6M** last round Jul 2026
- 33 [**Banyu Carbon** Banyu Carbon is a Seattle-based climate technology startup founded in 2022.](https://millionrounds.com/company/banyu-carbon) Banyu Carbon is a Seattle-based climate technology startup founded in 2022. *Founded* 2022 Seattle, United States **$6.5M** last round Sept 2022
- 34 [**Octavia Carbon** Octavia Carbon is a Direct Air Capture (DAC) company based in Kenya.](https://millionrounds.com/company/octavia-carbon) Octavia Carbon is a Direct Air Capture (DAC) company based in Kenya. *Founded* 2022 Kenya **$5.0M** last round Oct 2024
- 35 [**Vycarb** Vycarb is a climate technology company based in Brooklyn, founded in 2022.](https://millionrounds.com/company/vycarb) Vycarb is a climate technology company based in Brooklyn, founded in 2022. *Founded* 2022 United States **$5.0M** last round Oct 2025
- 36 [**viboo** viboo is a Swiss proptech startup founded in 2022, based in Dübendorf, Switzerland.](https://millionrounds.com/company/viboo) viboo is a Swiss proptech startup founded in 2022, based in Dübendorf, Switzerland. *Founded* 2022 Duebendorf, Switzerland **$4.7M** last round Sept 2025
- 37 [**Fungu'it** Fungu'it is a French food-tech and biotech company based in Dijon, founded in 2022.](https://millionrounds.com/company/fungu-it) Fungu'it is a French food-tech and biotech company based in Dijon, founded in 2022. *Founded* 2022 Dijon, France **$4.6M** last round Jun 2025
- 38 [**Mitico** Mitico is a carbon capture technology company based in Los Angeles, founded in 2022.](https://millionrounds.com/company/mitico) Mitico is a carbon capture technology company based in Los Angeles, founded in 2022. *Founded* 2022 Pasadena, United States **$4.3M** last round Feb 2025
- 39 [**Novacium** Novacium operates as an innovative start-up that specializes in the next generation material development.](https://millionrounds.com/company/novacium) Novacium operates as an innovative start-up that specializes in the next generation material development. *Founded* 2022 Solaize, France **$4.0M** last round Oct 2026
- 40 [**Earthodic** Earthodic is an Australian materials science business makes useful biobased coatings.](https://millionrounds.com/company/earthodic) Earthodic is an Australian materials science business makes useful biobased coatings. *Founded* 2022 Brisbane, Australia **$4.0M** last round Oct 2024
- 41 [**Enakl** Collective transport solutions enabled by technology to offer on demand reliable, safe, available, comfortable and sustainable urban transportation options in e](https://millionrounds.com/company/enakl) Collective transport solutions enabled by technology to offer on demand reliable, safe, available, comfortable and sustainable urban transportation options in e *Founded* 2022 Casablanca, Morocco **$3.7M** last round Jan 2026
- 42 [**Everest Carbon** Everest Carbon commercializes breakthrough MRV technology to permanently and cost-effectively remove CO2 from the air.](https://millionrounds.com/company/everest-carbon) Everest Carbon commercializes breakthrough MRV technology to permanently and cost-effectively remove CO2 from the air. *Founded* 2022 San Francisco, United States **$3.0M** last round Dec 2024
- 43 [**AES TECH** AES TECH is an eco-friendly technology company for a carbon-neutral society.](https://millionrounds.com/company/aes-tech) AES TECH is an eco-friendly technology company for a carbon-neutral society. *Founded* 2022 South Korea **$2.9M** last round Jun 2024
- 44 [**Thryve.Earth** Thryve.Earth is a carbon project developer based in Singapore, founded in 2022.](https://millionrounds.com/company/thryve-earth) Thryve.Earth is a carbon project developer based in Singapore, founded in 2022. *Founded* 2022 Singapore, Singapore **$2.6M** last round Feb 2024
- 45 [**Nukoko** Cocoa free chocolate from beans not cocoa beans](https://millionrounds.com/company/nukoko) Cocoa free chocolate from beans not cocoa beans *Founded* 2022 Guildford, United Kingdom **$2.6M** last round Apr 2026
- 46 [**Climate Vault Solutions** Climate Vault Solutions a provider of climate solutions that is defining the market for climate action by offering a comprehensive solution.](https://millionrounds.com/company/climate-vault-solutions) Climate Vault Solutions a provider of climate solutions that is defining the market for climate action by offering a comprehensive solution. *Founded* 2022 Seattle, United States **$2.5M** last round May 2024
- 47 [**IMPACT Plus** ImpactPlus.io offers blockchain solutions, digital assets, and sales and marketing training.](https://millionrounds.com/company/impact-plus) ImpactPlus.io offers blockchain solutions, digital assets, and sales and marketing training. *Founded* 2022 France **$2.2M** last round Jul 2023
- 48 [**CarpeCarbon** CarpeCarbon is an Italian startup based in Turin, founded in late 2022.](https://millionrounds.com/company/carpecarbon) CarpeCarbon is an Italian startup based in Turin, founded in late 2022. *Founded* 2022 Turin, Italy **$1.9M** last round Nov 2023
- 49 [**Phnxx** PHNXX is a Melbourne-based startup founded in 2022 that specializes in modular off-grid solar and battery systems.](https://millionrounds.com/company/phnxx) PHNXX is a Melbourne-based startup founded in 2022 that specializes in modular off-grid solar and battery systems. *Founded* 2022 Melbourne, Australia **$1.8M** last round Mar 2025
- 50 [**Carbon Neutral Fuels** Carbon Neutral Fuels develops technology combines air, water and low-carbon energy to make carbon neutral fuel..](https://millionrounds.com/company/carbon-neutral-fuels) Carbon Neutral Fuels develops technology combines air, water and low-carbon energy to make carbon neutral fuel.. *Founded* 2022 Manchester, United Kingdom **$1.6M** last round Mar 2025

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies founded in 2022 whose funding rounds we classed in this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

## Who backed them?

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## More climate tech lists

[See all](https://millionrounds.com/top-lists?t=Climate%20Tech)

[*VG* *CF* *S* **Climate Tech startups in the United States** 270 companies · $27B](https://millionrounds.com/top-lists/climate-startups-united-states)[*VG* *S* *CF* **Climate Tech startups that raised in 2026** 195 companies · $20B in 2026](https://millionrounds.com/top-lists/climate-startups-raised-2026)[*RG* *AE* *NR* **Climate Tech startups in the United Kingdom** 111 companies · $3.4B](https://millionrounds.com/top-lists/climate-startups-united-kingdom)[*1* *CB* *SC* **Climate Tech startups founded in 2021** 76 companies · $3.0B](https://millionrounds.com/top-lists/climate-startups-founded-2021)[*MC* *BB* *S* **Climate Tech startups founded in 2019** 66 companies · $2.1B](https://millionrounds.com/top-lists/climate-startups-founded-2019)[*SD* *1* *LE* **Climate Tech startups founded in 2020** 64 companies · $2.7B](https://millionrounds.com/top-lists/climate-startups-founded-2020)[*VG* *S* *CF* **Climate Tech startups in the United States that raised in 2026** 62 companies · $17B in 2026](https://millionrounds.com/top-lists/climate-startups-united-states-raised-2026)[*TM* *HG* *N* **Climate Tech startups founded in 2018** 48 companies · $1.4B](https://millionrounds.com/top-lists/climate-startups-founded-2018)

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