Latest Climate tech Startup Funding Rounds
Companies working on energy, transport, industry and emissions. Explore the technologies and business models attracting investment.
- Rounds
- 461 Jan 1 – Oct 27, 2026
- Disclosed funding
- $23.5B 351 disclosed amounts
- Median round
- $12M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
| J JEPLANCompany profile JEPLAN uses chemical recycling to turn used PET bottles and polyester products into recycled materials and licenses its technology. JEPLAN uses chemical recycling to turn used PET bottles and polyester products into recycled materials and licenses its technology. | Undisclosed | Equity financingUndisclosed | Climate tech | Japan | Investors | |
| B Connects home HVAC systems to provide flexible energy capacity to the grid | $5M | Seed+Seed | Climate tech | United Kingdom | Investors | |
| T ThermalyticaCompany profile Thermalytica develops tiisa, a flexible silica-aerogel insulation material, and thermal-management solutions for industrial and infrastructure applications. Thermalytica develops tiisa, a flexible silica-aerogel insulation material, and thermal-management solutions for industrial and infrastructure applications. | ¥440M | Series A | Climate tech, Industrial tech | Japan | Investors | |
| KF Kyoto FusioneeringCompany profile Kyoto Fusioneering develops plasma-heating, fuel-cycle and heat-management systems for fusion-energy projects. Kyoto Fusioneering develops plasma-heating, fuel-cycle and heat-management systems for fusion-energy projects. | ¥25.7B | Series D first closeSeries C+ | Climate tech | Japan | Investors Daiwa Corporate Investment CoDBJ Capital Co., Ltd. +14Development Bank of JapanEast Japan Railway CompanyGX Acceleration AgencyIMM Japan Japan-Korea Fusion FundJIC Venture Growth InvestmentKyoto Capital PartnersMinerva Growth Partners, Inc.Mizuho BankMUFG BankSiteGround CapitalSMBC Venture CapitalSumitomo Mitsui BankingSumitomo Mitsui Trust BankThe Bank of Kyoto | |
| O OshenCompany profile Oshen builds autonomous sailing robots that provide persistent ocean observations for weather, security and infrastructure monitoring. Oshen builds autonomous sailing robots that provide persistent ocean observations for weather, security and infrastructure monitoring. | $5M | Undisclosed | Climate tech, Robotics | United Kingdom | Investors | |
 Apollo AtomicsCompany profile Apollo Atomics develops compact pressurized-water reactors designed for factory manufacturing. Apollo Atomics develops compact pressurized-water reactors designed for factory manufacturing. | $31M | Seed | Climate tech | United States | Investors | |
| V Builds electric hydrofoiling passenger vessels for sustainable water transit | $19M | Series A | Climate tech | New Zealand | Investors | |
| N NanolopeCompany profile Nanolope develops ceiling panels that store and release heat to moderate temperatures in existing buildings. Nanolope develops ceiling panels that store and release heat to moderate temperatures in existing buildings. | €800K | Pre-seed | Climate tech | Germany | Investors | |
| S SnerpaPowerCompany profile SnerpaPower helps energy-intensive businesses forecast electricity demand, schedule consumption and sell available flexibility into power markets. SnerpaPower helps energy-intensive businesses forecast electricity demand, schedule consumption and sell available flexibility into power markets. | €3.4M | Seed investment and Vöxtur grantSeed | Climate tech | Iceland | Investors | |
| ES EcoNomad SolutionsCompany profile EcoNomad Solutions makes small anaerobic digestion systems that turn livestock waste into biogas and fertiliser. EcoNomad Solutions makes small anaerobic digestion systems that turn livestock waste into biogas and fertiliser. | £400K | Investment and Innovate UK grantUndisclosed | Climate tech, Agritech | 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.