Latest Climate tech Startup Funding Rounds
Companies working on energy, transport, industry and emissions. Explore the technologies and business models attracting investment.
- Rounds
- 410 Jan 1 – Oct 12, 2026
- Disclosed funding
- $23.1B 334 disclosed amounts
- Median round
- $13M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
| MS Molten Salt SolutionsCompany profile Lithium isotope enrichment technology for the fuel needs of advanced fission and fusion reactors. Lithium isotope enrichment technology for the fuel needs of advanced fission and fusion reactors. | $7M | Seed | Climate tech | United States | Investors | |
FoldcastCompany profile Foldcast designs and fabricates structural concrete elements using digitally optimized designs and recyclable paper-based moulds. Foldcast designs and fabricates structural concrete elements using digitally optimized designs and recyclable paper-based moulds. | CHF 100K | Venture Kick Stage 3 convertible loanPre-seed | Climate tech, Industrial tech | Switzerland | Investors | |
| YC YOGa Clean AirCompany profile YOGa Clean Air supplies indoor air-quality systems for homes and institutional spaces including schools, hospitals, offices and gyms. YOGa Clean Air supplies indoor air-quality systems for homes and institutional spaces including schools, hospitals, offices and gyms. | ₹200M | Series A | Climate tech | India | Investors | |
| N NexeonCompany profile Nexeon develops silicon anode materials for battery manufacturers seeking to store more energy in lithium-ion cells for vehicles, electronics and energy storage. Nexeon develops silicon anode materials for battery manufacturers seeking to store more energy in lithium-ion cells for vehicles, electronics and energy storage. | £100M | Investment roundUndisclosed | Climate tech, Industrial tech | United Kingdom | Investors | |
| CM Cyclic MaterialsCompany profile Cyclic Materials recovers and produces rare earth materials through recycling. Cyclic Materials recovers and produces rare earth materials through recycling. | $75M | StrategicUndisclosed | Climate tech | Canada | Investors | |
| QE Quaise EnergyCompany profile Develops millimeter-wave drilling technology to access superhot geothermal energy resources Develops millimeter-wave drilling technology to access superhot geothermal energy resources | $35M | StrategicUndisclosed | Climate tech | United States | Investors | |
| TE Teragen EnergyCompany profile Builds modular solid oxide fuel cells for data centers, industrial sites and utilities Builds modular solid oxide fuel cells for data centers, industrial sites and utilities | $6M | Pre-seed | Climate tech | United States | Investors | |
| o os.energyCompany profile os.energy develops energy software and supplies Danish households with electricity through its Osmund retail brand. os.energy develops energy software and supplies Danish households with electricity through its Osmund retail brand. | €1M | Pre-seed | Climate tech | Denmark | Investors | |
| P PondaCompany profile Ponda develops plant-based textile insulation from crops grown on restored wetlands. Ponda develops plant-based textile insulation from crops grown on restored wetlands. | ~£1.4M | Seed extensionSeed | Climate tech | United Kingdom | Investors Undisclosed | |
| VE Voya EnergyCompany profile Develops aluminum-based fuel and electrochemical generator for clean firm power Develops aluminum-based fuel and electrochemical generator for clean firm power | $35M | Series A | Climate tech | United States | Investors |
Active investors in this selection
All investors →Ranked by rounds participated in · From Jan 1, 2026
- 1Lowercarbon Capital
Type One Energy, Rainmaker, Rune
10rounds0led - 2Gigascale Capital
Solcoa Industries, Planted, Light
8rounds0led - 3High-Tech Gründerfonds
Veridue, reverse.fashion, Qurie
7rounds0led - 4Breakthrough Energy Ventures
Type One Energy, Planted, FORM ENERGY
6rounds1led - 5EIC Fund
Reverion, Circular Materials, Proxima Fusion
6rounds0led
Latest digests
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