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
RainmakerClimate tech · United StatesCompany profile

Rainmaker develops cloud-seeding technology and atmospheric research tools to increase freshwater supply.

Rainmaker develops cloud-seeding technology and atmospheric research tools to increase freshwater supply.

$100MSeries BClimate techUnited StatesInvestors
Fluxnium, Inc.Climate tech · United StatesCompany profile

A uranium-supply technology that uses reusable high-surface-area fibers to adsorb dissolved uranium from seawater for nuclear fuel production.

A uranium-supply technology that uses reusable high-surface-area fibers to adsorb dissolved uranium from seawater for nuclear fuel production.

$7MSeedClimate techUnited StatesInvestors
Drivn’s Indian entityMobility · IndiaCompany profile

Drivn’s Indian operating business provides electric commercial vehicles, combining ownership and leasing with fleet operations, charging and battery services.

Drivn’s Indian operating business provides electric commercial vehicles, combining ownership and leasing with fleet operations, charging and battery services.

₹450MSeedClimate tech, MobilityIndiaInvestors
Amber ElectricClimate tech · AustraliaCompany profile

Amber Electric combines electricity retailing with software that automates household batteries and electric vehicles.

Amber Electric combines electricity retailing with software that automates household batteries and electric vehicles.

€49MSeries ESeries C+Climate techAustraliaInvestors
Metris EnergyClimate tech · United KingdomCompany profile

An operating platform for renewable-energy owners and operators that unifies asset data and workflows for portfolio monitoring, revenue operations, reporting and maintenance.

An operating platform for renewable-energy owners and operators that unifies asset data and workflows for portfolio monitoring, revenue operations, reporting and maintenance.

$5MSeedClimate techUnited KingdomInvestors
HydrosatSpace tech · United StatesCompany profile

Hydrosat combines thermal infrared satellite imagery with analytics to measure water stress and improve crop and water management.

Hydrosat combines thermal infrared satellite imagery with analytics to measure water stress and improve crop and water management.

$10MSeries B extensionSeries BClimate tech, Space techUnited StatesInvestors
Kairos PowerClimate tech · United StatesCompany profile

A nuclear technology company developing fluoride salt-cooled high-temperature reactors for low-carbon electricity generation.

A nuclear technology company developing fluoride salt-cooled high-temperature reactors for low-carbon electricity generation.

≤$100MStrategic investment and engineering collaborationUndisclosedClimate techUnited StatesInvestors
Vaulted DeepClimate tech · United StatesCompany profile

Vaulted Deep builds and operates underground infrastructure for organic-waste disposal and carbon removal.

Vaulted Deep builds and operates underground infrastructure for organic-waste disposal and carbon removal.

≤$35MDebt facilityUndisclosedClimate techUnited StatesInvestors
NUNOSAgritech · GermanyCompany profile

NUNOS builds systems that recover nutrients from cattle manure and biogas digestate, turning agricultural waste streams into higher-value fertilizer for farms and biogas operators.

NUNOS builds systems that recover nutrients from cattle manure and biogas digestate, turning agricultural waste streams into higher-value fertilizer for farms and biogas operators.

€570KPre-SeedPre-seedClimate tech, AgritechGermanyInvestors
R3 LithiumClimate tech · United StatesCompany profile

A battery-recycling and refining company that turns recovered battery materials into lithium carbonate for battery manufacturers.

A battery-recycling and refining company that turns recovered battery materials into lithium carbonate for battery manufacturers.

$15MSeries AClimate techUnited StatesInvestors

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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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