Latest Climate tech Startup Funding Rounds
Companies working on energy, transport, industry and emissions. Explore the technologies and business models attracting investment.
- Rounds
- 59 Sep 25 – Oct 24, 2026
- Disclosed funding
- $745M 23 disclosed amounts
- Median round
- $7.8M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
NOX EnergyCompany profile NOX connects home energy devices to electricity markets, optimizing heat pumps and solar systems for household savings and grid flexibility. NOX connects home energy devices to electricity markets, optimizing heat pumps and solar systems for household savings and grid flexibility. | €3M | Seed | Climate tech | Belgium | Investors | |
| B BlueWXCompany profile Weather-forecasting software that helps airlines and wind-power operators anticipate local wind conditions and turbulence. Weather-forecasting software that helps airlines and wind-power operators anticipate local wind conditions and turbulence. | Undisclosed | Series A extensionSeries A | Climate tech | Japan | Investors | |
| C CotierraCompany profile Cotierra deploys on-farm biochar systems and digital monitoring to convert agricultural residues into soil amendments and measurable carbon removal for food supply chains. Cotierra deploys on-farm biochar systems and digital monitoring to convert agricultural residues into soil amendments and measurable carbon removal for food supply chains. | €2.6M | Funding roundUndisclosed | Climate tech | Switzerland | Investors | |
| HM Hertha MetalsCompany profile Develops a continuous process for producing iron and steel from different ore grades using natural gas or hydrogen. Develops a continuous process for producing iron and steel from different ore grades using natural gas or hydrogen. | $133.7M | Series A | Climate tech, Industrial tech | United States | Investors | |
| OW Ororo Waste ManagementCompany profile Ororo Waste Management collects used cooking oil and supplies traceable feedstock to biofuel producers. Ororo Waste Management collects used cooking oil and supplies traceable feedstock to biofuel producers. | ≤NGN 1.4B | Corporate noteUndisclosed | Climate tech | Nigeria | Investors | |
| BH Bharat Housing NetworkCompany profile Bharat Housing Network channels secured credit to lower- and middle-income borrowers and clean-technology businesses through its lending network. Bharat Housing Network channels secured credit to lower- and middle-income borrowers and clean-technology businesses through its lending network. | $5M | Green bondUndisclosed | Climate tech, Fintech | India | Investors | |
| R ReverionCompany profile Reversible solid oxide fuel cell power plants that generate dispatchable electricity from gas and can store surplus power as storable gas. Reversible solid oxide fuel cell power plants that generate dispatchable electricity from gas and can store surplus power as storable gas. | $175M | Series B | Climate tech | Germany | Investors | |
| T TeslaCompany profile Designs, manufactures and sells electric vehicles, battery storage systems and solar energy products. Designs, manufactures and sells electric vehicles, battery storage systems and solar energy products. | ≤$30B | Committed credit facilitiesUndisclosed | Climate tech, Mobility | United States | Investors Undisclosed | |
| VE Vela EnergyCompany profile AI agents coordinate procurement and permitting work for large energy and data-center projects. AI agents coordinate procurement and permitting work for large energy and data-center projects. | $1.3M | Pre-SeedPre-seed | Climate tech | United States | Investors |
Active investors in this selection
All investors →Ranked by rounds participated in · From Sep 25, 2026
- 1EU Innovation Fund
Epyr, Reverion, H2SITE
16rounds0led - 2Lowercarbon Capital
Stand, Type One Energy
2rounds0led - 3b2venture
Ambio, 1KOMMA5°
2rounds2led - 4Aurum Impact
Epyr, Reverion
2rounds0led - 5KDB Silicon Valley
Pascal
1rounds0led
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