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
410
Jan 1 – Oct 12, 2026
Disclosed funding
$23.1B
334 disclosed amounts
Median round
$13M
Of disclosed amounts
410 rounds
Funding rounds
CompanyAmountRoundSectorCountryInvestorsAnnounced
Strong by FormIndustrial tech · SpainCompany profile

Structural timber systems for construction and mass-timber manufacturers, using computationally designed wood composites to make long-span building panels lighter and lower-carbon than concrete.

Structural timber systems for construction and mass-timber manufacturers, using computationally designed wood composites to make long-span building panels lighter and lower-carbon than concrete.

$6.6MSeries AClimate tech, Industrial techSpainInvestors
TARClimate tech · United StatesCompany profile

Modular off-grid power systems help AI data centers secure dependable electricity outside constrained grids.

Modular off-grid power systems help AI data centers secure dependable electricity outside constrained grids.

$120MSeries AClimate techUnited StatesInvestors
Catalyst Power Holdings LLCClimate tech · United StatesCompany profile

Catalyst Power supplies electricity and develops onsite energy systems for commercial and industrial customers.

Catalyst Power supplies electricity and develops onsite energy systems for commercial and industrial customers.

$15MRevolving credit facilityUndisclosedClimate techUnited StatesInvestors
Perry WeatherClimate tech · United StatesCompany profile

Weather safety software and on-site stations help outdoor organizations monitor conditions and coordinate responses.

Weather safety software and on-site stations help outdoor organizations monitor conditions and coordinate responses.

$110MFundingUndisclosedClimate techUnited StatesInvestors
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

Active investors in this selection

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Ranked by rounds participated in · From Jan 1, 2026

  1. 1
    Lowercarbon Capital

    Type One Energy, Rainmaker, Rune

    10rounds
    0led
  2. 2
    Gigascale Capital

    Solcoa Industries, Planted, Light

    8rounds
    0led
  3. 3
    High-Tech Gründerfonds

    Veridue, reverse.fashion, Qurie

    7rounds
    0led
  4. 4
    Breakthrough Energy Ventures

    Type One Energy, Planted, FORM ENERGY

    6rounds
    1led
  5. 5
    EIC Fund

    Reverion, Circular Materials, Proxima Fusion

    6rounds
    0led

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