Latest Climate tech Startup Funding Rounds

Companies working on energy, transport, industry and emissions. Explore the technologies and business models attracting investment.

This page showsSector: Climate tech
Rounds
195
Jul 27 – Oct 24, 2026
Disclosed funding
$8.8B
132 disclosed amounts
Median round
$9M
Of disclosed amounts
195 rounds
Funding rounds
CompanyAmountRoundSectorCountryInvestorsAnnounced
FusionalityClimate tech · SwitzerlandCompany profile

Fusionality supplies integrated diagnostics, controls and data systems to fusion companies and research laboratories. It combines plasma-physics and control expertise with real-time measurement hardware and software so teams can interpret device behaviour and adjust heating, fuel and other actuators during experiments.

Fusionality supplies integrated diagnostics, controls and data systems to fusion companies and research laboratories. It combines plasma-physics and control expertise with real-time measurement hardware and software so teams can interpret device behaviour and adjust heating, fuel and other actuators during experiments.

CHF 3MPre-seedClimate techSwitzerlandInvestors
Nanoramic, Inc.Hardware · United StatesCompany profile

Nanoramic makes battery-electrode materials that improve cell performance and fit existing manufacturing lines.

Nanoramic makes battery-electrode materials that improve cell performance and fit existing manufacturing lines.

UndisclosedSeries 2UndisclosedClimate tech, HardwareUnited StatesInvestors
RebabaClimate tech · SwedenCompany profile

Stationary battery storage systems made with repurposed electric-vehicle batteries for commercial buildings, industry and charging operators.

Stationary battery storage systems made with repurposed electric-vehicle batteries for commercial buildings, industry and charging operators.

$4.6MSeedClimate techSwedenInvestors
Gravity GardensAgritech · NetherlandsCompany profile

Gravity Gardens develops a dry seed-activation treatment intended to help crops establish and withstand stress without chemical coatings or pre-soaking.

Gravity Gardens develops a dry seed-activation treatment intended to help crops establish and withstand stress without chemical coatings or pre-soaking.

€2.6MSeedClimate tech, AgritechNetherlandsInvestors
WintClimate tech · United StatesCompany profile

An AI water-intelligence system detects leaks and waste across buildings and can shut off water before damage spreads.

An AI water-intelligence system detects leaks and waste across buildings and can shut off water before damage spreads.

$36MSeries DSeries C+Climate techUnited StatesInvestors
HVR EnergyMobility · SpainCompany profile

HVR Energy develops and operates modular hydrogen refuelling stations and a network for professional fleets and hydrogen-powered light-duty vehicles. Its compact station design can be installed at existing sites and expanded in stages as demand grows, lowering the infrastructure commitment required to serve early hydrogen mobility markets.

HVR Energy develops and operates modular hydrogen refuelling stations and a network for professional fleets and hydrogen-powered light-duty vehicles. Its compact station design can be installed at existing sites and expanded in stages as demand grows, lowering the infrastructure commitment required to serve early hydrogen mobility markets.

€20MSeries AClimate tech, MobilitySpainInvestors
MCatalysisClimate tech · United KingdomCompany profile

MCatalysis develops modular microwave-driven catalytic refining systems that convert distributed hydrocarbon feedstocks, including waste carbon, into drop-in liquid fuels and chemical products for industrial buyers.

MCatalysis develops modular microwave-driven catalytic refining systems that convert distributed hydrocarbon feedstocks, including waste carbon, into drop-in liquid fuels and chemical products for industrial buyers.

$5MSeedClimate techUnited KingdomInvestors
Albatross Technology, Inc.Climate tech · JapanCompany profile

A developer of floating vertical-axis wind turbines for offshore power generation in deep water.

A developer of floating vertical-axis wind turbines for offshore power generation in deep water.

¥250MPre-Series BSeries AClimate techJapanInvestors
Bluecore EnergyClimate tech · United StatesCompany profile

Building small nuclear reactors on floating barges for clean power to ports and nearby infrastructure

Building small nuclear reactors on floating barges for clean power to ports and nearby infrastructure

$40MSeed — additional capital within USD50m financingSeedClimate techUnited StatesInvestors
CircolifeClimate tech · IndiaCompany profile

A subscription service providing businesses with connected air conditioners, maintenance and energy-use monitoring.

A subscription service providing businesses with connected air conditioners, maintenance and energy-use monitoring.

$4.5MPre-Series AUndisclosedClimate techIndiaInvestors

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Ranked by rounds participated in · From Jul 27, 2026

  1. 1
    EU Innovation Fund

    Epyr, Reverion, H2SITE

    16rounds
    0led
  2. 2
    Lowercarbon Capital

    Stand, Type One Energy, Rainmaker

    6rounds
    0led
  3. 3
    Breakthrough Energy Ventures

    Type One Energy, Planted, FORM ENERGY

    5rounds
    1led
  4. 4
    Energy Impact Partners

    Reverion, Voya Energy, Emerald AI

    5rounds
    0led
  5. 5
    Innovate UK

    Go Eve, Adaptavate, Ki 13

    4rounds
    0led

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