Latest Climate tech Startup Funding Rounds
Companies working on energy, transport, industry and emissions. Explore the technologies and business models attracting investment.
- Rounds
- 446 Jan 1 – Oct 24, 2026
- Disclosed funding
- $23.3B 345 disclosed amounts
- Median round
- $12.5M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
| L LightCompany profile Light supplies the retail-energy platform behind branded electricity offers from partners such as solar and battery providers. Light supplies the retail-energy platform behind branded electricity offers from partners such as solar and battery providers. | $46M | Series A | Climate tech | United States | Investors | |
| SI Sunshiki Inc.Company profile A seaweed technology company developing cattle-feed ingredients intended to reduce methane emissions. A seaweed technology company developing cattle-feed ingredients intended to reduce methane emissions. | ¥80M | Pre-seed | Climate tech | Japan | Investors | |
| G GridsightCompany profile Gridsight builds an AI capacity-management platform for electricity utilities. Gridsight builds an AI capacity-management platform for electricity utilities. | $26M | Series B | Climate tech | Australia | Investors | |
| C ClooverCompany profile Cloover combines installer software, customer financing and energy services for residential solar, heat pumps and home electrification. Cloover combines installer software, customer financing and energy services for residential solar, heat pumps and home electrification. | $100M | Additional $100 million financing facilityGrowth | Climate tech | — | Investors Undisclosed | |
| R RemediumCompany profile Remedium provides carbon-management and sustainability-accounting tools that help businesses organize environmental data and track performance. Remedium provides carbon-management and sustainability-accounting tools that help businesses organize environmental data and track performance. | $1.5M | Pre-seed | Climate tech | Saudi Arabia | Investors | |
| IE Irrisol EngineeringCompany profile Irrisol Engineering builds and operates solar-powered water infrastructure for communities and institutions in Uganda. Irrisol Engineering builds and operates solar-powered water infrastructure for communities and institutions in Uganda. | Undisclosed | Undisclosed | Climate tech | Uganda | Investors | |
| 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 |
Active investors in this selection
All investors →Ranked by rounds participated in · From Jan 1, 2026
- 1EU Innovation Fund
Epyr, Reverion, H2SITE
17rounds0led - 2Lowercarbon Capital
Stand, Type One Energy, Rainmaker
11rounds0led - 3High-Tech Gründerfonds
Rabot Energy, Veridue, reverse.fashion
8rounds0led - 4Gigascale Capital
Solcoa Industries, Planted, Light
8rounds0led - 5Eclipse
Stand, Prime Minute, Antora Energy
6rounds2led
Latest digests
Archive →Explore published rounds while the next edition is being prepared.