# Top 48 Climate Tech Startups Founded in 2018 by Funding (2026)

> The 48 best-funded climate Tech startups founded in 2018, ranked by total funding raised: $1.4B combined.

Source: https://millionrounds.com/top-lists/climate-startups-founded-2018 (Millionrounds; every figure on the page links to its filing or article)

- 1 [**Trace Midstream** Trace Midstream focuses on the development of carbon capture and sequestration projects.](https://millionrounds.com/company/trace-midstream) Trace Midstream focuses on the development of carbon capture and sequestration projects. *Founded* 2018 Houston, United States **$400M** last round Sept 2022
- 2 [**Harvestone Group** Harvestone Group specializes in marketing, supply chain management, production, storing, distributing and trading services.](https://millionrounds.com/company/harvestone-group) Harvestone Group specializes in marketing, supply chain management, production, storing, distributing and trading services. *Founded* 2018 Franklin, United States **$205M** last round Sept 2024
- 3 [**NextChem** NextChem develops energy transition solutions for industries through sustainable technology.](https://millionrounds.com/company/nextchem) NextChem develops energy transition solutions for industries through sustainable technology. *Founded* 2018 Via Di Mezzo Di Sopra, Italy **$128M** last round Jan 2025
- 4 [**osapiens** osapiens is a Germany-based Software-as-a-Service (SaaS) provider that focuses on helping global companies achieve sustainable growth through AI-based automatio](https://millionrounds.com/company/osapiens) 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* 2018 Mannheim, Germany **$100M** last round Jan 2026
- 5 [**Xurya** Pioneer in the solar lease business.](https://millionrounds.com/company/xurya) Pioneer in the solar lease business. *Founded* 2018 Indonesia **$77M** last round Jun 2025
- 6 [**Kula Bio** Kula Bio is a biotechnology company based in Natick, Massachusetts, founded in 2018.](https://millionrounds.com/company/kula-bio) Kula Bio is a biotechnology company based in Natick, Massachusetts, founded in 2018. *Founded* 2018 Natick, United States **$76M** last round Nov 2025
- 7 [**ZwitterCo** ZwitterCo is a leader in advanced membrane solutions for industrial and agricultural water treatment, founded in 2018 as a spinout from Tufts University.](https://millionrounds.com/company/zwitterco) ZwitterCo is a leader in advanced membrane solutions for industrial and agricultural water treatment, founded in 2018 as a spinout from Tufts University. *Founded* 2018 Woburn, United States **$58M** last round Oct 2026
- 8 [**Overstory** Overstory is a software company that applies AI to satellite imagery to provide vegetation intelligence, planet tech, and Forestry.](https://millionrounds.com/company/overstory) Overstory is a software company that applies AI to satellite imagery to provide vegetation intelligence, planet tech, and Forestry. *Founded* 2018 Amsterdam, Netherlands **$43M** last round Nov 2025
- 9 [**Greenjoules** Greenjoules Pvt Ltd is a pioneering deep-tech biorefinery based in Chakan, Pune, India, founded in 2018.](https://millionrounds.com/company/greenjoules) Greenjoules Pvt Ltd is a pioneering deep-tech biorefinery based in Chakan, Pune, India, founded in 2018. *Founded* 2018 Khed, India **$33M** last round Nov 2026
- 10 [**SuperCircle** Supercircle is a technology company based in New York that specializes in reverse logistics and product recovery for retail and fashion brands.](https://millionrounds.com/company/supercircle) Supercircle is a technology company based in New York that specializes in reverse logistics and product recovery for retail and fashion brands. *Founded* 2018 New York, United States **$24M** last round Dec 2025
- 11 [**Parsyl** Parsyl is a data-powered insurer and risk management company based in Denver, Colorado, with additional offices in London and New York.](https://millionrounds.com/company/parsyl) Parsyl is a data-powered insurer and risk management company based in Denver, Colorado, with additional offices in London and New York. *Founded* 2018 Denver, United States **$20M** last round Jan 2025
- 12 [**Charm Industrial** Charm Industrial is putting oil back underground via bio-oil sequestration and industrial syngas production.](https://millionrounds.com/company/charm-industrial) Charm Industrial is putting oil back underground via bio-oil sequestration and industrial syngas production. *Founded* 2018 San Francisco, United States **$20M** last round Jun 2026
- 13 [**Safi** Sustainable clothing start-up brand inspired by vintage trends with a modern twist](https://millionrounds.com/company/safi) Sustainable clothing start-up brand inspired by vintage trends with a modern twist *Founded* 2018 United Kingdom **$20M** last round Nov 2023
- 14 [**RED Horticulture** RED Horticulture is an international agtech company founded in 2018 by engineers Louis Golaz and Yassine El Qomri.](https://millionrounds.com/company/red-horticulture) RED Horticulture is an international agtech company founded in 2018 by engineers Louis Golaz and Yassine El Qomri. *Founded* 2018 Lyon, France **$19M** last round Nov 2023
- 15 [**Aether Diamonds** Aether Diamonds is a climate technology startup founded in 2018 and headquartered in New York City.](https://millionrounds.com/company/aether-diamonds) Aether Diamonds is a climate technology startup founded in 2018 and headquartered in New York City. *Founded* 2018 New York, United States **$18M** last round Mar 2022
- 16 [**HeatTransformers** HeatTransformers is a Netherlands-based technology company founded in 2018, focused on hybrid and all-electric heat pump solutions.](https://millionrounds.com/company/heattransformers) HeatTransformers is a Netherlands-based technology company founded in 2018, focused on hybrid and all-electric heat pump solutions. *Founded* 2018 Woerden, Netherlands **$16M** last round Apr 2023
- 17 [**Strong by Form** Strong by Form is a Chilean technology startup founded in 2018, with operations in Madrid, Spain.](https://millionrounds.com/company/strong-by-form) Strong by Form is a Chilean technology startup founded in 2018, with operations in Madrid, Spain. *Founded* 2018 Providencia, Chile **$16M** last round Aug 2026
- 18 [**Offgrid Energy Labs** Sustainable, safe & cost-efficient battery technology.](https://millionrounds.com/company/offgrid-energy-labs) Sustainable, safe & cost-efficient battery technology. *Founded* 2018 India **$15M** last round Sept 2025
- 19 [**Geodesic Innovations** En Geodesic ofrecemos el servicio para la desinfección y mejora de la calidad del agua mediante la aplicación de nuestra avanzada tecnología, tanto a nivel naci](https://millionrounds.com/company/geodesic-innovations) En Geodesic ofrecemos el servicio para la desinfección y mejora de la calidad del agua mediante la aplicación de nuestra avanzada tecnología, tanto a nivel naci *Founded* 2018 Madrid, Spain **$15M** last round Jul 2024
- 20 [**Meatable** Meatable is a Dutch biotechnology company founded in 2018, focused on developing cultivated (lab-grown) meat.](https://millionrounds.com/company/meatable) Meatable is a Dutch biotechnology company founded in 2018, focused on developing cultivated (lab-grown) meat. *Founded* 2018 Leiden, Netherlands **$14M** last round Nov 2024
- 21 [**Extentia Group** Extentia Group was a built environment specialist group that operated in the UK and Ireland.](https://millionrounds.com/company/extentia-group) Extentia Group was a built environment specialist group that operated in the UK and Ireland. *Founded* 2018 Sale, United Kingdom **$13M** last round Jun 2019
- 22 [**Redex** REDEX is a Singapore-based company founded in 2018, specializing in trading Renewable Energy Certificates (RECs).](https://millionrounds.com/company/redex) REDEX is a Singapore-based company founded in 2018, specializing in trading Renewable Energy Certificates (RECs). *Founded* 2018 Singapore, Singapore **$10M** last round Oct 2023
- 23 [**Foodforecast** Foodforecast is a Cologne-based startup that specializes in artificial intelligence and SaaS solutions aimed at reducing food waste and enhancing resource effic](https://millionrounds.com/company/foodforecast) Foodforecast is a Cologne-based startup that specializes in artificial intelligence and SaaS solutions aimed at reducing food waste and enhancing resource effic *Founded* 2018 Cologne, Germany **$9.5M** last round Feb 2026
- 24 [**EcoJoule Energy** EcoJoule Energy provides innovative, next-generation power management products and software.](https://millionrounds.com/company/ecojoule-energy) EcoJoule Energy provides innovative, next-generation power management products and software. *Founded* 2018 Loganholme, Australia **$9.5M** last round Mar 2025
- 25 [**Ravel** Ravel is a startup company that develops a compact and safe mining system for thin ore deposits.](https://millionrounds.com/company/ravel) Ravel is a startup company that develops a compact and safe mining system for thin ore deposits. *Founded* 2018 United States **$8.2M** last round Sept 2026
- 26 [**Foodsteps** Foodsteps is a london-based startup that has developed a platform to help the food sector reduce its carbon footprint.](https://millionrounds.com/company/foodsteps) Foodsteps is a london-based startup that has developed a platform to help the food sector reduce its carbon footprint. *Founded* 2018 London, United Kingdom **$5.1M** last round May 2022
- 27 [**Spare-it** Spare-it is the first and best in class Waste intelligence platform Spare-it is transforming how organizations measure, report, and reduce organizational waste](https://millionrounds.com/company/spare-it) Spare-it is the first and best in class Waste intelligence platform Spare-it is transforming how organizations measure, report, and reduce organizational waste *Founded* 2018 Somerville, United States **$4.2M** last round Apr 2025
- 28 [**Gouach** Gouach is a France-based company that designs and manufactures renewable lithium-ion batteries for E-bike, E-scooter, and SEV applications.](https://millionrounds.com/company/gouach) Gouach is a France-based company that designs and manufactures renewable lithium-ion batteries for E-bike, E-scooter, and SEV applications. *Founded* 2018 Bordeaux, France **$3.8M** last round Feb 2022
- 29 [**Revcoo** Revcoo captures CO2 from industrial emissions using innovative technology to recover it in a short circuit.](https://millionrounds.com/company/revcoo) Revcoo captures CO2 from industrial emissions using innovative technology to recover it in a short circuit. *Founded* 2018 Vourles, France **$3.6M** last round Jul 2022
- 30 [**Wattnow** Wattnow is a Tunis-based cleantech company founded in 2018 by Issam Smaali.](https://millionrounds.com/company/wattnow) Wattnow is a Tunis-based cleantech company founded in 2018 by Issam Smaali. *Founded* 2018 Amsterdam, Tunisia **$3.5M** last round Nov 2024
- 31 [**LiORA** LiORA by EMS Inc.](https://millionrounds.com/company/liora) LiORA by EMS Inc. *Founded* 2018 Calgary, Canada **$3.0M** last round Aug 2025
- 32 [**LastSwab** LastSwab manufactures reusable cotton swab.](https://millionrounds.com/company/lastswab) LastSwab manufactures reusable cotton swab. *Founded* 2018 Copenhagen, Denmark **$3.0M** last round Mar 2022
- 33 [**Edaphos** Edaphos is an international holding company providing eco-friendly soil remediation solutions.](https://millionrounds.com/company/edaphos) Edaphos is an international holding company providing eco-friendly soil remediation solutions. *Founded* 2018 Carouge, Switzerland **$2.3M** last round Jul 2022
- 34 [**Evercloak** Evercloak is a cleantech startup that specializes in manufacturing ultra-thin graphene and other 2D nanomaterial films.](https://millionrounds.com/company/evercloak) Evercloak is a cleantech startup that specializes in manufacturing ultra-thin graphene and other 2D nanomaterial films. *Founded* 2018 Waterloo, Canada **$1.7M** last round Oct 2026
- 35 [**The Awareness Company** The Awareness Company uses data to tell stories that are useful to humans.](https://millionrounds.com/company/the-awareness-company) The Awareness Company uses data to tell stories that are useful to humans. *Founded* 2018 South Africa **$1.6M** last round Jan 2025
- 36 [**Pandobac** Pandobac is a French sustainable logistics company founded in 2018/2019, focusing on reusable plastic crates for the food and agri-food industry.](https://millionrounds.com/company/pandobac) Pandobac is a French sustainable logistics company founded in 2018/2019, focusing on reusable plastic crates for the food and agri-food industry. *Founded* 2018 Saint-Cloud, France **$1.6M** last round Jan 2024
- 37 [**Coop Exchange** Coop Exchange is a London-based fintech company focused on creating a global network of stock exchanges for cooperatives and mutuals.](https://millionrounds.com/company/coop-exchange) Coop Exchange is a London-based fintech company focused on creating a global network of stock exchanges for cooperatives and mutuals. *Founded* 2018 London, United Kingdom **$1.5M** last round Feb 2024
- 38 [**AirQo** AirQo is an Air Quality Initiative on a mission to contribute to the improvement of urban ambient air quality by providing scientific.](https://millionrounds.com/company/airqo) AirQo is an Air Quality Initiative on a mission to contribute to the improvement of urban ambient air quality by providing scientific. *Founded* 2018 Kampala **$1.3M** last round Aug 2019
- 39 [**Yellowsack** YELLOWSACK was founded in San Francisco, California in 2018.](https://millionrounds.com/company/yellowsack) YELLOWSACK was founded in San Francisco, California in 2018. *Founded* 2018 Palo Alto, United States **$1.1M** last round Dec 2019
- 40 [**RiKarbon** RiKarbon is a green-tech company that develops renewable products using captured carbon emissions by minimizing waste through innovation.](https://millionrounds.com/company/rikarbon) RiKarbon is a green-tech company that develops renewable products using captured carbon emissions by minimizing waste through innovation. *Founded* 2018 Newark, United States **$1.1M** last round Aug 2024
- 41 [**ZiggyTec** ZiggyTec is a Dublin-based prop tech company founded in 2018 by Kieran Murphy and Peter Murphy.](https://millionrounds.com/company/ziggytec) ZiggyTec is a Dublin-based prop tech company founded in 2018 by Kieran Murphy and Peter Murphy. *Founded* 2018 Dublin, Ireland **$1.1M** last round Jan 2019
- 42 [**Square Mile Farms** Square Mile Farms is an urban agriculture company based in London, established in 2018.](https://millionrounds.com/company/square-mile-farms) Square Mile Farms is an urban agriculture company based in London, established in 2018. *Founded* 2018 London, United Kingdom **$699K** last round Apr 2022
- 43 [**NanoSepex** NanoSepex is a research and development firm that focuses on water reuse and treatment through desalination technology.](https://millionrounds.com/company/nanosepex) NanoSepex is a research and development firm that focuses on water reuse and treatment through desalination technology. *Founded* 2018 Bridgewater **$662K** last round Jul 2019
- 44 [**Treeconomy** Treeconomy is a London-based greentech company founded in 2018, dedicated to combating climate change and restoring biodiversity.](https://millionrounds.com/company/treeconomy) Treeconomy is a London-based greentech company founded in 2018, dedicated to combating climate change and restoring biodiversity. *Founded* 2018 London, United Kingdom **$633K** last round Mar 2022
- 45 [**Yedem** Yedem is a software startup based in Brno, Czech Republic, founded in 2018 or 2019.](https://millionrounds.com/company/yedem) Yedem is a software startup based in Brno, Czech Republic, founded in 2018 or 2019. *Founded* 2018 Brno, Czechia **$554K** last round Aug 2024
- 46 [**MiND Facility Management** MiND Facility Management is a digital Facility Management solutions company focused on experiences for people in their work environments.](https://millionrounds.com/company/mind-facility-management) MiND Facility Management is a digital Facility Management solutions company focused on experiences for people in their work environments. *Founded* 2018 Madrid **$486K** last round Feb 2021
- 47 [**Paramount Planet Product** Paramount Planet Product creates ocean compostable, fish friendly packaging made from plants.](https://millionrounds.com/company/paramount-planet-product) Paramount Planet Product creates ocean compostable, fish friendly packaging made from plants. *Founded* 2018 Orono **$245K** last round May 2020
- 48 [**Cleango** Cleango is a tech-driven, eco-conscious mobile car wash service, designed for modern fleets and forward-thinking businesses.](https://millionrounds.com/company/cleango) Cleango is a tech-driven, eco-conscious mobile car wash service, designed for modern fleets and forward-thinking businesses. *Founded* 2018 Budapest, Hungary **$201K** last round Jun 2021

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies founded in 2018 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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## More climate tech lists

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