# Top 50 Cleantech Startups Founded in 2020 by Funding (2026)

> The 50 best-funded cleantech startups founded in 2020, ranked by total funding raised: $8.3B combined.

Source: https://millionrounds.com/top-lists/cleantech-startups-founded-2020 (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 [**Stegra** Stegra operates a steel production plant to accelerate the decarbonization of the steel industry using green energy.](https://millionrounds.com/company/stegra) Stegra operates a steel production plant to accelerate the decarbonization of the steel industry using green energy. *Founded* 2020 Stockholm, Sweden **$1.6B** last round Apr 2026
- 3 [**EnergyRe** EnergyRe is at the center of the clean energy future.](https://millionrounds.com/company/energyre) EnergyRe is at the center of the clean energy future. *Founded* 2020 New York, United States **$1.2B** last round Oct 2026
- 4 [**BNZ energy** BNZ, an independent power producer (IPP), plans, installs, and runs solar photovoltaic projects.](https://millionrounds.com/company/bnz-energy) BNZ, an independent power producer (IPP), plans, installs, and runs solar photovoltaic projects. *Founded* 2020 Madrid, Spain **$740M** last round Oct 2024
- 5 [**Lunar Energy** Lunar Energy is a renewable energy company based in Mountain View, California, founded in 2020.](https://millionrounds.com/company/lunar-energy) Lunar Energy is a renewable energy company based in Mountain View, California, founded in 2020. *Founded* 2020 Mountain View, United States **$334M** last round Feb 2026
- 6 [**EnerVenue** EnerVenue is an energy storage infrastructure company based in Fremont, California, founded in 2020.](https://millionrounds.com/company/enervenue) EnerVenue is an energy storage infrastructure company based in Fremont, California, founded in 2020. *Founded* 2020 Fremont, United States **$312M** last round Mar 2026
- 7 [**Sunprime** Sunprime is a fast-growing Independent Power Producer based in Italy focused on Solar C&I, and smart homes segments.](https://millionrounds.com/company/sunprime) Sunprime is a fast-growing Independent Power Producer based in Italy focused on Solar C&I, and smart homes segments. *Founded* 2020 Milano, Italy **$221M** last round Jul 2024
- 8 [**Aspen Power** Aspen Power Partners is a distributed generation platform with the dual mission of accelerating and democratizing decarbonization.](https://millionrounds.com/company/aspen-power) Aspen Power Partners is a distributed generation platform with the dual mission of accelerating and democratizing decarbonization. *Founded* 2020 New York, United States **$200M** last round Jan 2026
- 9 [**EVC** EVC's core focus is on providing convenient, practical and reliable 'destination' charging options for its growing customer base](https://millionrounds.com/company/evc) EVC's core focus is on providing convenient, practical and reliable 'destination' charging options for its growing customer base *Founded* 2020 United Kingdom **$199M** last round Feb 2023
- 10 [**Mint** MINT is an application that offers precision agriculture and environmental monitoring services.](https://millionrounds.com/company/mint) MINT is an application that offers precision agriculture and environmental monitoring services. *Founded* 2020 Japan **$151M** last round Aug 2025
- 11 [**Clean Energy Connect** Clean Energy Connect arranges green electricity solutions to help the corporate customers.](https://millionrounds.com/company/clean-energy-connect) Clean Energy Connect arranges green electricity solutions to help the corporate customers. *Founded* 2020 Chiyoda, Japan **$146M** last round May 2026
- 12 [**Amogy** Amogy Inc.](https://millionrounds.com/company/amogy) Amogy Inc. *Founded* 2020 New York, United States **$125M** last round Oct 2026
- 13 [**Verne** Verne is a cleantech startup accelerating pioneering a new high-density, low-cost, and lightweight hydrogen storage system.](https://millionrounds.com/company/verne) Verne is a cleantech startup accelerating pioneering a new high-density, low-cost, and lightweight hydrogen storage system. *Founded* 2020 Berkeley, United States **$110M** last round Apr 2024
- 14 [**Electric Hydrogen** Electric Hydrogen develops electrolyzer technologies to enable abundant, low-cost, and clean hydrogen to replace fossil fuels.](https://millionrounds.com/company/electric-hydrogen) Electric Hydrogen develops electrolyzer technologies to enable abundant, low-cost, and clean hydrogen to replace fossil fuels. *Founded* 2020 Devens, United States **$100M** last round May 2024
- 15 [**Kanin Energy** Kanin Energy is a clean technology developer founded in 2020, focused on industrial decarbonization.](https://millionrounds.com/company/kanin-energy) Kanin Energy is a clean technology developer founded in 2020, focused on industrial decarbonization. *Founded* 2020 Calgary, Canada **$100M** last round Sept 2026
- 16 [**NovaSource Power** NovaSource Power is the insight and O&M services partner for renewables asset owners ready to fuel smart growth.](https://millionrounds.com/company/novasource-power) NovaSource Power is the insight and O&M services partner for renewables asset owners ready to fuel smart growth. *Founded* 2020 Austin, United States **$100M** last round Aug 2022
- 17 [**LanzaJet** LanzaJet is a private company founded in 2020 that focuses on sustainable fuels technology.](https://millionrounds.com/company/lanzajet) LanzaJet is a private company founded in 2020 that focuses on sustainable fuels technology. *Founded* 2020 Chicago, United States **$67M** last round Oct 2026
- 18 [**GDSun** GDSun operates in distributed generation with a focus on solar energy.](https://millionrounds.com/company/gdsun) GDSun operates in distributed generation with a focus on solar energy. *Founded* 2020 Sao Paulo, Brazil **$63M** last round Aug 2022
- 19 [**Gridsight** Gridsight is a technology startup founded in 2020 that offers an AI-powered software platform designed to assist electrical utilities in transitioning to a dece](https://millionrounds.com/company/gridsight) Gridsight is a technology startup founded in 2020 that offers an AI-powered software platform designed to assist electrical utilities in transitioning to a dece *Founded* 2020 Sydney, Australia **$38M** last round Sept 2026
- 20 [**Renaissance Fusion** Renaissance Fusion is a high-temperature superconductor and stellarator company.](https://millionrounds.com/company/renaissance-fusion) Renaissance Fusion is a high-temperature superconductor and stellarator company. *Founded* 2020 Grenoble, France **$35M** last round Mar 2025
- 21 [**Elax Energy** Elax Energy is a software firm that installs thermostats in a variety of water heaters.](https://millionrounds.com/company/elax-energy) Elax Energy is a software firm that installs thermostats in a variety of water heaters. *Founded* 2020 France **$34M** last round Oct 2026
- 22 [**HAMR Energy** Hydrogen assisted molecular recycling (HAMR) allows waste to be converted into chemicals for building products and fuels.](https://millionrounds.com/company/hamr-energy) Hydrogen assisted molecular recycling (HAMR) allows waste to be converted into chemicals for building products and fuels. *Founded* 2020 Melbourne, Australia **$32M** last round Jul 2026
- 23 [**Revoy** Revoy is a private automotive technology startup based in San Francisco, founded in 2020 by Ian Rust.](https://millionrounds.com/company/revoy) Revoy is a private automotive technology startup based in San Francisco, founded in 2020 by Ian Rust. *Founded* 2020 Daly City, United States **$27M** last round Jul 2026
- 24 [**Green Li-ion** Green Li-ion is a technology company based in Singapore, founded in 2020, that focuses on the remanufacturing and recycling of spent lithium-ion batteries.](https://millionrounds.com/company/green-li-ion) Green Li-ion is a technology company based in Singapore, founded in 2020, that focuses on the remanufacturing and recycling of spent lithium-ion batteries. *Founded* 2020 Singapore, Singapore **$21M** last round Mar 2023
- 25 [**HOPE Hydration** HOPE Hydration is a Certified B Corporation founded in 2020, based in Florida.](https://millionrounds.com/company/hope-hydration) HOPE Hydration is a Certified B Corporation founded in 2020, based in Florida. *Founded* 2020 New York, United States **$20M** last round Jul 2025
- 26 [**Gridcog** Gridcog is a B2B SaaS energy technology company based in London, United Kingdom, founded in 2020.](https://millionrounds.com/company/gridcog) Gridcog is a B2B SaaS energy technology company based in London, United Kingdom, founded in 2020. *Founded* 2020 London, United Kingdom **$18M** last round Jul 2026
- 27 [**Altruistiq** Altruistiq is a London-based climate technology company that offers a SaaS Sustainability Intelligence platform designed for large enterprises with complex supply chains.](https://millionrounds.com/company/altruistiq) Altruistiq is a London-based climate technology company that offers a SaaS Sustainability Intelligence platform designed for large enterprises with complex supply chains. *Founded* 2020 London, United Kingdom **$18M** last round Jul 2022
- 28 [**Statiq** Statiq is an electric vehicle charging network that allows customers to find the closest charging station, book a slot, and pay online.](https://millionrounds.com/company/statiq) Statiq is an electric vehicle charging network that allows customers to find the closest charging station, book a slot, and pay online. *Founded* 2020 Gurgaon, India **$18M** last round Feb 2026
- 29 [**ChargerHelp!** ChargerHelp!](https://millionrounds.com/company/chargerhelp) ChargerHelp! *Founded* 2020 Los Angeles, United States **$18M** last round Feb 2023
- 30 [**Photoncycle** Photoncycle is a renewable energy technology company based in Oslo Science Park, Norway.](https://millionrounds.com/company/photoncycle) Photoncycle is a renewable energy technology company based in Oslo Science Park, Norway. *Founded* 2020 Oslo, Norway **$17M** last round Mar 2026
- 31 [**Gama** Gama is a French deep-space technology company based in Ivry-sur-Seine.](https://millionrounds.com/company/gama) Gama is a French deep-space technology company based in Ivry-sur-Seine. *Founded* 2020 Paris, France **$17M** last round Nov 2026
- 32 [**Sunvigo** Sunvigo provides you with cheap solar power from your roof and real green power from the grid.](https://millionrounds.com/company/sunvigo) Sunvigo provides you with cheap solar power from your roof and real green power from the grid. *Founded* 2020 Cologne, Germany **$17M** last round Jan 2024
- 33 [**BatX Energies** BatX Energies is a clean-tech startup based in Gurugram, India, founded in 2020 by Utkarsh Singh and Vikrant Singh.](https://millionrounds.com/company/batx-energies) BatX Energies is a clean-tech startup based in Gurugram, India, founded in 2020 by Utkarsh Singh and Vikrant Singh. *Founded* 2020 Gurugram, India **$16M** last round Jul 2026
- 34 [**Cleanwatts** Operating System for Energy Communities - SaaS](https://millionrounds.com/company/cleanwatts) Operating System for Energy Communities - SaaS *Founded* 2020 Coimbra, Portugal **$16M** last round Jun 2022
- 35 [**Cable** Cable Tech develops a financial risk control platform that helps reduce the amount of financial crime.](https://millionrounds.com/company/cable) Cable Tech develops a financial risk control platform that helps reduce the amount of financial crime. *Founded* 2020 Surry Hills, Australia **$15M** last round May 2026
- 36 [**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
- 37 [**Element 2** Element 2 is a renewables & environment service company.](https://millionrounds.com/company/element-2) Element 2 is a renewables & environment service company. *Founded* 2020 United Kingdom **$13M** last round Sept 2023
- 38 [**Moxion Power** Moxion Power develops zero-emission generators and off-road equipment to support industries.](https://millionrounds.com/company/moxion-power) Moxion Power develops zero-emission generators and off-road equipment to support industries. *Founded* 2020 Richmond, United States **$11M** last round Jun 2023
- 39 [**Solfium** Solfium is a Canadian-Mexican cleantech company founded in 2020, specializing in distributed solar energy, energy storage, and electric mobility solutions.](https://millionrounds.com/company/solfium) Solfium is a Canadian-Mexican cleantech company founded in 2020, specializing in distributed solar energy, energy storage, and electric mobility solutions. *Founded* 2020 Santiago de Queretaro, Mexico **$10M** last round Nov 2025
- 40 [**Upward** Upward helps independent workers save for their taxes from 1099 income and maximize their expense and mileage deductions.](https://millionrounds.com/company/upward) Upward helps independent workers save for their taxes from 1099 income and maximize their expense and mileage deductions. *Founded* 2020 Japan **$8.1M** last round Jul 2025
- 41 [**Fuuse** Fuuse, formerly known as Miralis Data, is a software company based in Lancaster, United Kingdom, specializing in electric vehicle (EV) charging solutions.](https://millionrounds.com/company/fuuse) Fuuse, formerly known as Miralis Data, is a software company based in Lancaster, United Kingdom, specializing in electric vehicle (EV) charging solutions. *Founded* 2020 Lancaster, United Kingdom **$8.0M** last round Oct 2025
- 42 [**NOMAD Transportable Power Systems** NOMAD Transportable Power Systems offers patent-pending technologies to fit any project or application need.](https://millionrounds.com/company/nomad-transportable-power-systems) NOMAD Transportable Power Systems offers patent-pending technologies to fit any project or application need. *Founded* 2020 Burlington, United States **$7.4M** last round Jun 2026
- 43 [**Westra Materials** Internet of things (IoT) comprise electronic devices, such as batteries, displays, solar cells and sensors, and is revolutionizing our society by providing radi](https://millionrounds.com/company/westra-materials) Internet of things (IoT) comprise electronic devices, such as batteries, displays, solar cells and sensors, and is revolutionizing our society by providing radi *Founded* 2020 Norrkoeping, Sweden **$7.3M**
- 44 [**ChargeNet Stations** ChargeNet Stations is a cleantech and software-as-a-service (SaaS) company focused on developing a comprehensive electric vehicle (EV) fast-charging network in](https://millionrounds.com/company/chargenet-stations) ChargeNet Stations is a cleantech and software-as-a-service (SaaS) company focused on developing a comprehensive electric vehicle (EV) fast-charging network in *Founded* 2020 Long Beach, United States **$6.2M** last round Jan 2022
- 45 [**Pathzero** Pathzero is a technology-driven environmental sustainability company based in Sydney, founded in 2020 by Carl Prins and Charbel Ayoub.](https://millionrounds.com/company/pathzero) Pathzero is a technology-driven environmental sustainability company based in Sydney, founded in 2020 by Carl Prins and Charbel Ayoub. *Founded* 2020 Sydney, Australia **$5.9M** last round Dec 2022
- 46 [**SeaPattern** SeaPattern is a Swedish company pioneering advanced technology to enhance electricity generation in existing hydropower plants and streams.](https://millionrounds.com/company/seapattern) SeaPattern is a Swedish company pioneering advanced technology to enhance electricity generation in existing hydropower plants and streams. *Founded* 2020 Linkoeping, Sweden **$5.8M** last round Sept 2025
- 47 [**Tap Electric** Tap Electric is an Amsterdam-based e-mobility startup founded in 2020.](https://millionrounds.com/company/tap-electric) Tap Electric is an Amsterdam-based e-mobility startup founded in 2020. *Founded* 2020 Amsterdam, Netherlands **$5.7M** last round Jun 2026
- 48 [**Noak** Noak enhances communication and information sharing in healthcare.](https://millionrounds.com/company/noak) Noak enhances communication and information sharing in healthcare. *Founded* 2020 Belgium **$5.6M** last round Nov 2026
- 49 [**BiofuelCircle** BiofuelCircle Private Limited is a Pune-based startup founded in June 2020, focusing on the bioenergy supply chain, particularly biomass and biofuels.](https://millionrounds.com/company/biofuelcircle) BiofuelCircle Private Limited is a Pune-based startup founded in June 2020, focusing on the bioenergy supply chain, particularly biomass and biofuels. *Founded* 2020 Pune, India **$5.4M** last round Aug 2024
- 50 [**Unergy** Unergy is a CleanTech and FinTech startup based in Medellín, Colombia, founded in 2020.](https://millionrounds.com/company/unergy) Unergy is a CleanTech and FinTech startup based in Medellín, Colombia, founded in 2020. *Founded* 2020 Medellin, Colombia **$4.0M** last round Nov 2025

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies founded in 2020 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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