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
Molten Salt SolutionsClimate tech · United StatesCompany 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.

$7MSeedClimate techUnited StatesInvestors
FoldcastIndustrial tech · SwitzerlandCompany 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 100KVenture Kick Stage 3 convertible loanPre-seedClimate tech, Industrial techSwitzerlandInvestors
YOGa Clean AirClimate tech · IndiaCompany 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.

₹200MSeries AClimate techIndiaInvestors
NexeonIndustrial tech · United KingdomCompany 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.

£100MInvestment roundUndisclosedClimate tech, Industrial techUnited KingdomInvestors
Cyclic MaterialsClimate tech · CanadaCompany profile

Cyclic Materials recovers and produces rare earth materials through recycling.

Cyclic Materials recovers and produces rare earth materials through recycling.

$75MStrategicUndisclosedClimate techCanadaInvestors
Quaise EnergyClimate tech · United StatesCompany profile

Develops millimeter-wave drilling technology to access superhot geothermal energy resources

Develops millimeter-wave drilling technology to access superhot geothermal energy resources

$35MStrategicUndisclosedClimate techUnited StatesInvestors
Teragen EnergyClimate tech · United StatesCompany profile

Builds modular solid oxide fuel cells for data centers, industrial sites and utilities

Builds modular solid oxide fuel cells for data centers, industrial sites and utilities

$6MPre-seedClimate techUnited StatesInvestors
os.energyClimate tech · DenmarkCompany profile

os.energy develops energy software and supplies Danish households with electricity through its Osmund retail brand.

os.energy develops energy software and supplies Danish households with electricity through its Osmund retail brand.

€1MPre-seedClimate techDenmarkInvestors
PondaClimate tech · United KingdomCompany profile

Ponda develops plant-based textile insulation from crops grown on restored wetlands.

Ponda develops plant-based textile insulation from crops grown on restored wetlands.

~£1.4MSeed extensionSeedClimate techUnited KingdomInvestors
Undisclosed
Voya EnergyClimate tech · United StatesCompany profile

Develops aluminum-based fuel and electrochemical generator for clean firm power

Develops aluminum-based fuel and electrochemical generator for clean firm power

$35MSeries AClimate techUnited StatesInvestors

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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