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

> The 50 best-funded cleantech startups founded in 2022, ranked by total funding raised: $3.7B combined.

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

- 1 [**Rezolv Energy** Rezolv Energy is an independent power producer and renewable energy developer based in Prague, Czech Republic.](https://millionrounds.com/company/rezolv-energy) Rezolv Energy is an independent power producer and renewable energy developer based in Prague, Czech Republic. *Founded* 2022 Prague, Romania **$763M** last round Nov 2026
- 2 [**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
- 3 [**Spearmint Energy** Spearmint Energy is a merchant energy trading company founded to combine innovative financial solutions.](https://millionrounds.com/company/spearmint-energy) Spearmint Energy is a merchant energy trading company founded to combine innovative financial solutions. *Founded* 2022 Miami, United States **$450M** last round May 2026
- 4 [**Peregrine Energy** Peregrine Energy is a manufacturing company that specializes in the acquisition, development, and operations of renewable assets.](https://millionrounds.com/company/peregrine-energy) Peregrine Energy is a manufacturing company that specializes in the acquisition, development, and operations of renewable assets. *Founded* 2022 Boulder, United States **$317M** last round Nov 2025
- 5 [**CleanCore Solutions** CleanCore Solutions provides an ozone technology offering sanitizing products and services to clean and deodorize any surface.](https://millionrounds.com/company/cleancore-solutions) CleanCore Solutions provides an ozone technology offering sanitizing products and services to clean and deodorize any surface. *Founded* 2022 Omaha, United States **$175M** last round Sept 2025
- 6 [**Peak Energy** Peak Energy is a charging application for electric vehicles.](https://millionrounds.com/company/peak-energy) Peak Energy is a charging application for electric vehicles. *Founded* 2022 United States **$163M** last round Oct 2026
- 7 [**Pathway Power** Pathway Power is a utility-scale solar and battery storage developer building a renewable energy value chain.](https://millionrounds.com/company/pathway-power) Pathway Power is a utility-scale solar and battery storage developer building a renewable energy value chain. *Founded* 2022 San Diego, United States **$150M** last round Jun 2026
- 8 [**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
- 9 [**Serentica Renewables** Serentica Renewables is a sustainable energy platform that provides decarbonization solutions using renewable energy such as solar and wind.](https://millionrounds.com/company/serentica-renewables) Serentica Renewables is a sustainable energy platform that provides decarbonization solutions using renewable energy such as solar and wind. *Founded* 2022 Gurugram, India **$100M** last round Jun 2025
- 10 [**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
- 11 [**Corio Generation** Corio Generation is a London-based offshore wind developer, established in 2022 and part of the Macquarie Group.](https://millionrounds.com/company/corio-generation) Corio Generation is a London-based offshore wind developer, established in 2022 and part of the Macquarie Group. *Founded* 2022 London, United Kingdom **$70M** last round Mar 2023
- 12 [**SingAuto** SingAuto is a technology company based in Singapore that specializes in green cold-chain logistics.](https://millionrounds.com/company/singauto) SingAuto is a technology company based in Singapore that specializes in green cold-chain logistics. *Founded* 2022 Singapore, Singapore **$50M** last round Sept 2025
- 13 [**BioticNRG** BioticNRG is a UK-based bioenergy platform focused on converting organic waste into renewable energy through anaerobic digestion and composting.](https://millionrounds.com/company/bioticnrg) BioticNRG is a UK-based bioenergy platform focused on converting organic waste into renewable energy through anaerobic digestion and composting. *Founded* 2022 Ipswich, United Kingdom **$46M** last round Jul 2024
- 14 [**Bnewable** Bnewable is an independent energy company based in Mechelen, Belgium, founded in 2022 by Christophe Degrez and Kristof Vereenooghe.](https://millionrounds.com/company/bnewable) Bnewable is an independent energy company based in Mechelen, Belgium, founded in 2022 by Christophe Degrez and Kristof Vereenooghe. *Founded* 2022 Belgium **$42M** last round Dec 2024
- 15 [**Lifezone Metals** Lifezone Metals is a metals company.](https://millionrounds.com/company/lifezone-metals) Lifezone Metals is a metals company. *Founded* 2022 Isle, Jamaica **$40M** last round Apr 2026
- 16 [**Haven Energy** Haven Energy a climate technology firm that is hastening the adoption of home battery systems](https://millionrounds.com/company/haven-energy) Haven Energy a climate technology firm that is hastening the adoption of home battery systems *Founded* 2022 Los Angeles, United States **$40M** last round Dec 2025
- 17 [**Jakson Green** Jakson Green is driven by a strong aim to establish itself as the leading 5 GW renewables platform by 2025.](https://millionrounds.com/company/jakson-green) Jakson Green is driven by a strong aim to establish itself as the leading 5 GW renewables platform by 2025. *Founded* 2022 Noida, India **$35M** last round Jul 2024
- 18 [**Spark Cleantech** Spark Cleantech is a French deeptech company founded in 2021 and based in Gif-sur-Yvette.](https://millionrounds.com/company/spark-cleantech) Spark Cleantech is a French deeptech company founded in 2021 and based in Gif-sur-Yvette. *Founded* 2022 Gif-sur-Yvette, France **$35M** last round Dec 2025
- 19 [**Pacific Northwest Hydrogen Association** Pacific Northwest Hydrogen Association aims to enhance lives by establishing a clean hydrogen ecosystem throughout the Pacific Northwest.](https://millionrounds.com/company/pacific-northwest-hydrogen-association) Pacific Northwest Hydrogen Association aims to enhance lives by establishing a clean hydrogen ecosystem throughout the Pacific Northwest. *Founded* 2022 Seattle, United States **$28M** last round Jul 2024
- 20 [**trawa** trawa is an AI-powered energy procurement platform based in Berlin, Germany, founded in 2022.](https://millionrounds.com/company/trawa) trawa is an AI-powered energy procurement platform based in Berlin, Germany, founded in 2022. *Founded* 2022 Berlin, Germany **$27M** last round May 2025
- 21 [**Altilium**](https://millionrounds.com/company/altilium) *Founded* 2022 United Kingdom **$25M** last round Apr 2026
- 22 [**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
- 23 [**Peak Power** Peak Power is an energy services company based in Berlin that specializes in managing flexible energy assets.](https://millionrounds.com/company/peak-power) Peak Power is an energy services company based in Berlin that specializes in managing flexible energy assets. *Founded* 2022 Berlin, Canada **$20M** last round May 2023
- 24 [**Renergia** The first app that gives you the power to cut off your energy bill and save money.](https://millionrounds.com/company/renergia) The first app that gives you the power to cut off your energy bill and save money. *Founded* 2022 Cluj-Napoca, Italy **$15M** last round Jun 2022
- 25 [**Guangyin Technology** Guangyin Technology focuses on the research and development and production of perovskite photovoltaics.](https://millionrounds.com/company/guangyin-technology) Guangyin Technology focuses on the research and development and production of perovskite photovoltaics. *Founded* 2022 Shenzhen **$14M** last round Dec 2025
- 26 [**Samudra Oceans** Samudra Oceans is a London-based climate technology startup founded in 2022, focused on advancing ocean farming and blue carbon capture.](https://millionrounds.com/company/samudra-oceans) Samudra Oceans is a London-based climate technology startup founded in 2022, focused on advancing ocean farming and blue carbon capture. *Founded* 2022 London, United Kingdom **$14M** last round Jun 2025
- 27 [**Pandas** Pandas is a B2B platform that provides quality inventory and financing to +10M local non-grocery retailers.](https://millionrounds.com/company/pandas) Pandas is a B2B platform that provides quality inventory and financing to +10M local non-grocery retailers. *Founded* 2022 London, United Kingdom **$13M** last round Mar 2023
- 28 [**Voltai** Voltai is a cleantech company based in Nova Scotia, Canada, specializing in motion-powered generators that convert wave and vibration energy into clean electricity.](https://millionrounds.com/company/voltai) Voltai is a cleantech company based in Nova Scotia, Canada, specializing in motion-powered generators that convert wave and vibration energy into clean electricity. *Founded* 2022 Halifax, Canada **$13M** last round Apr 2026
- 29 [**Bedrock Energy** Bedrock Energy is a clean-tech company based in Austin, Texas, founded in 2022.](https://millionrounds.com/company/bedrock-energy) Bedrock Energy is a clean-tech company based in Austin, Texas, founded in 2022. *Founded* 2022 Austin, United States **$12M** last round Jan 2025
- 30 [**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
- 31 [**Companion.energy** Companion.energy is a Belgian artificial intelligence and software company focused on real-time energy management for large industrial and commercial enterprises.](https://millionrounds.com/company/companion-energy) Companion.energy is a Belgian artificial intelligence and software company focused on real-time energy management for large industrial and commercial enterprises. *Founded* 2022 Ghent, Belgium **$11M** last round Jun 2026
- 32 [**Ionic Technologies** Ionic Technologies recycles permanent magnets to recover magnet rare earths.](https://millionrounds.com/company/ionic-technologies) Ionic Technologies recycles permanent magnets to recover magnet rare earths. *Founded* 2022 Belfast, United Kingdom **$11M** last round Jul 2025
- 33 [**Boldr** Boldr Group Inc.](https://millionrounds.com/company/boldr) Boldr Group Inc. *Founded* 2022 London, United Kingdom **$8.1M** last round Aug 2026
- 34 [**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
- 35 [**AirMyne** AirMyne is a Direct Air Capture (DAC) company based in Berkeley, California, founded in 2022.](https://millionrounds.com/company/airmyne) AirMyne is a Direct Air Capture (DAC) company based in Berkeley, California, founded in 2022. *Founded* 2022 Berkeley, United States **$6.9M** last round Mar 2024
- 36 [**EdgeGrid** EdgeGrid, also known as Grid Edgewrks Private Limited, is a clean-tech and climate-tech startup based in Hyderabad, India.](https://millionrounds.com/company/edgegrid) EdgeGrid, also known as Grid Edgewrks Private Limited, is a clean-tech and climate-tech startup based in Hyderabad, India. *Founded* 2022 Hyderabad, India **$6.0M** last round Mar 2022
- 37 [**Terragia Biofuel** Terragia Biofuel provides the technology to drive the next generation of biofuels.](https://millionrounds.com/company/terragia-biofuel) Terragia Biofuel provides the technology to drive the next generation of biofuels. *Founded* 2022 Hanover, United States **$6.0M** last round Mar 2024
- 38 [**Zero Carbon Charge** Zero Carbon Charge (Pty) Ltd is a South African company based in Cape Town, focused on renewable energy and clean mobility infrastructure.](https://millionrounds.com/company/zero-carbon-charge) Zero Carbon Charge (Pty) Ltd is a South African company based in Cape Town, focused on renewable energy and clean mobility infrastructure. *Founded* 2022 Cape Town, South Africa **$5.6M** last round Jun 2025
- 39 [**Rana Energy** Rana Energy provides sustainable innovative & customer-centric energy solutions for a greener Africa.](https://millionrounds.com/company/rana-energy) Rana Energy provides sustainable innovative & customer-centric energy solutions for a greener Africa. *Founded* 2022 Nigeria **$5.5M** last round Oct 2025
- 40 [**Found Energy** Found Energy is a renewable energy company engaging in turning aluminum into a renewable energy carrier.](https://millionrounds.com/company/found-energy) Found Energy is a renewable energy company engaging in turning aluminum into a renewable energy carrier. *Founded* 2022 Boston, United States **$5.4M** last round Feb 2026
- 41 [**OpusFlow** OpusFlow is an all-in-one Enterprise Resource Planning (ERP) and business management platform designed for sustainable installation companies.](https://millionrounds.com/company/opusflow) OpusFlow is an all-in-one Enterprise Resource Planning (ERP) and business management platform designed for sustainable installation companies. *Founded* 2022 Deventer, Netherlands **$4.5M** last round Oct 2025
- 42 [**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
- 43 [**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
- 44 [**Triton Anchor** Triton Anchor offers a new level of anchoring for floating renewable energy solutions.](https://millionrounds.com/company/triton-anchor) Triton Anchor offers a new level of anchoring for floating renewable energy solutions. *Founded* 2022 Chelmsford, United States **$3.5M** last round Dec 2024
- 45 [**MagDrive Technologies** MagDrive Technologies is a magnetically actuated valve drive capable of producing torque.](https://millionrounds.com/company/magdrive-technologies) MagDrive Technologies is a magnetically actuated valve drive capable of producing torque. *Founded* 2022 Bozeman, United States **$3.5M** last round Jul 2025
- 46 [**Universal Fuel Technologies** Universal Fuel Technologies is a chemical technology company based in Los Altos, California.](https://millionrounds.com/company/universal-fuel-technologies) Universal Fuel Technologies is a chemical technology company based in Los Altos, California. *Founded* 2022 Los Altos, United States **$3.0M** last round Oct 2024
- 47 [**Holloid** Holloid GmbH is a biotechnology startup based in Vienna, founded in 2022 as a spin-off from BOKU University.](https://millionrounds.com/company/holloid) Holloid GmbH is a biotechnology startup based in Vienna, founded in 2022 as a spin-off from BOKU University. *Founded* 2022 Vienna, Austria **$2.6M** last round Feb 2025
- 48 [**autarkize** Autarkize is a climate-tech company based in Bavaria, Germany, founded in 2022.](https://millionrounds.com/company/autarkize) Autarkize is a climate-tech company based in Bavaria, Germany, founded in 2022. *Founded* 2022 Biessenhofen, Germany **$2.5M** last round Oct 2024
- 49 [**QCharge** Headquartered in Istanbul, QCharge is an electric vehicle charging solution.](https://millionrounds.com/company/qcharge) Headquartered in Istanbul, QCharge is an electric vehicle charging solution. *Founded* 2022 Türkiye **$2.1M** last round Feb 2023
- 50 [**Flud** FLUD is a manufacturer of photocatalytic and natural paint products with self-cleaning effects and helps with air purification.](https://millionrounds.com/company/flud) FLUD is a manufacturer of photocatalytic and natural paint products with self-cleaning effects and helps with air purification. *Founded* 2022 United States **$2.1M** last round Sept 2012

**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.

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