Latest Climate tech Startup Funding Rounds
Companies working on energy, transport, industry and emissions. Explore the technologies and business models attracting investment.
- Rounds
- 447 Jan 1 – Oct 24, 2026
- Disclosed funding
- $23.3B 346 disclosed amounts
- Median round
- $12.3M Of disclosed amounts
| Company | Amount | Round | Sector | Country | Investors | Announced |
|---|---|---|---|---|---|---|
| JI JCCL, Inc.Company profile A carbon-capture technology developer using amine-containing gels and membranes to separate carbon dioxide from industrial gases. A carbon-capture technology developer using amine-containing gels and membranes to separate carbon dioxide from industrial gases. | Undisclosed | Series B (first close)Series B | Climate tech | Japan | Investors | |
| V VVaterCompany profile VVater develops water-treatment and reuse systems built around its Farady Reactor. VVater develops water-treatment and reuse systems built around its Farady Reactor. | Undisclosed | Strategic investmentUndisclosed | Climate tech, Industrial tech | United States | Investors | |
| O Octave.energyCompany profile Octave.energy supplies battery energy storage systems paired with its proprietary energy-management software to businesses from SMEs to industrial operators. The batteries store power on site while the EMS coordinates solar self-consumption, peak reduction, EV charging and market flexibility, helping customers manage costs and constrained grid connections. Octave.energy supplies battery energy storage systems paired with its proprietary energy-management software to businesses from SMEs to industrial operators. The batteries store power on site while the EMS coordinates solar self-consumption, peak reduction, EV charging and market flexibility, helping customers manage costs and constrained grid connections. | €10M | Series A | Climate tech | Belgium | Investors | |
| ST Serwas TechnologiesCompany profile Serwas installs and operates water-cooled GPU servers at heat-demanding sites, using their computing output for AI workloads and their recovered heat for buildings such as swimming pools and hotels. Serwas installs and operates water-cooled GPU servers at heat-demanding sites, using their computing output for AI workloads and their recovered heat for buildings such as swimming pools and hotels. | ~€300K | Pre-SeedPre-seed | Climate tech | Austria | Investors | |
| R RightchargeCompany profile Rightcharge gives electric-vehicle fleet managers one system for public and home charging payments, driver access and charging data. Drivers use a card and app for public networks and connect their home charger and energy tariff so reimbursements can be calculated accurately and paid to their energy supplier; managers receive consolidated billing and fleet analytics. Rightcharge gives electric-vehicle fleet managers one system for public and home charging payments, driver access and charging data. Drivers use a card and app for public networks and connect their home charger and energy tariff so reimbursements can be calculated accurately and paid to their energy supplier; managers receive consolidated billing and fleet analytics. | £500K | Growth fundingGrowth | Climate tech, Mobility | United Kingdom | Investors | |
| N NewlightCompany profile Newlight develops a hydrogen-hybrid retrofit for commercial ships that injects hydrogen into existing diesel engines to improve combustion, reducing fuel use and emissions without replacing the engine. Newlight develops a hydrogen-hybrid retrofit for commercial ships that injects hydrogen into existing diesel engines to improve combustion, reducing fuel use and emissions without replacing the engine. | $9M | Seed | Climate tech | United States | Investors | |
| K1 Ki 13Company profile Develops biomass electrolysis to produce hydrogen and biogenic carbon dioxide from agricultural, forestry and industrial residues. Develops biomass electrolysis to produce hydrogen and biogenic carbon dioxide from agricultural, forestry and industrial residues. | $5M | Seed | Climate tech | United Kingdom | Investors | |
| ZT Zenergize TechnologiesCompany profile Power electronics for rooftop solar and electric-vehicle charging, including silicon-carbide inverters and chargers built for Indian operating conditions. Power electronics for rooftop solar and electric-vehicle charging, including silicon-carbide inverters and chargers built for Indian operating conditions. | $4M | Pre-Series AUndisclosed | Climate tech | India | Investors | |
| OE Odyssey Energy SolutionsCompany profile Odyssey Energy Solutions provides finance, procurement, and project-management tools for distributed renewable-energy companies, financiers, and equipment suppliers. Odyssey Energy Solutions provides finance, procurement, and project-management tools for distributed renewable-energy companies, financiers, and equipment suppliers. | $74M | FundingUndisclosed | Climate tech | United States | Investors | |
| YE Yuma EnergyCompany profile Yuma Energy operates a battery-swapping network that gives electric-vehicle riders and fleets access to charged batteries without waiting through a charging cycle. Yuma Energy operates a battery-swapping network that gives electric-vehicle riders and fleets access to charged batteries without waiting through a charging cycle. | $35M | Series A | Climate tech, Mobility | India | 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.