All Industries

Top Climate Tech Companies

2,003 Climate Tech companies, sorted by total funding raised.

Turntide Technologies

Turntide Technologies makes intelligent switched reluctance electric motors and power electronics...

Sunnyvale, United States201–500Climate Tech, Hardware
Series E·$441.4M·Jun 2022
Keystone

Keystone helps companies measure, report, and act on nature and biodiversity impact

Singapore, Singapore1–10Climate Tech
Private Equity·$440.0M·Sep 2003
Ignis

Partnership with Ignis Energia to develop primarily green hydrogen and clean fuels projects for i...

Madrid, SpainClimate Tech
Corporate Round·$432.0M·Jun 2024
Asian Genco

Asian Genco is an Indian infrastructure development company, which is currently in liquidation mode.

IndiaClimate Tech
Series A·$425.0M·Mar 2010
SunPowerIPO

Solar power and renewable energy company.

Orem, United States501–1000Climate Tech, Energy
Venture Round·$419.0M·Apr 2026
JetZero

JetZero is developing the Z4, a blended wing body commercial aircraft designed for zero-emission ...

Long Beach, United States51–200Climate Tech, Defense Tech
Series B·$410.0M·Jan 2026
80 Acres Farms

80 Acres is a vertical farming company that produces a mix of produce through highly automated, h...

Hamilton, United States501–1000Climate Tech, Agtech
Series B·$408.4M·Oct 2025
Little Leaf

Indoor vertical farming company growing fresh baby greens year-round for the Eastern US market.

Devens, United States201–500Climate Tech
Series B·$390.0M·Jun 2022
A123 SystemsAcquired

Lithium-ion battery technology for electric vehicles

Waltham, United States1001–5000Climate Tech, Hardware
Grant·$388.0M·Aug 2009
Koloma

Data-driven natural hydrogen exploration company that identifies and produces low-carbon hydrogen...

Denver, United States51–200Climate Tech, Energy
Extension Round·$386.7M·Oct 2024
Voi

Operator of behavioral health and insights platform designed to help and intervene in people at r...

Stockholm, United States501–1000Artificial Intelligence, Climate Tech
Series E·$385.0M·Mar 2024
Blue Energy

Developer of small modular nuclear reactors for AI data centers.

Chicago, United States51–200Climate Tech, Energy
Venture Round·$380.0M·Apr 2026
Monolith Materials

Clean energy company producing low-emission carbon black and hydrogen via methane pyrolysis techn...

Hallam, United States51–200Climate Tech
Growth Equity·$380.0M·Jul 2022
Agilitas Energy

Independent power producer developing, financing, building, and operating distributed energy stor...

Wakefield, United States51–200Climate Tech
Private Equity·$350.0M·Jun 2022
Oishii

Tech-led indoor farming platform for premium fresh produce.

Jersey City, United States201–500Agtech, Climate Tech
Series C·$350.0M·May 2026
AMP Robotics

AMP Robotics is changing the face of recycling with high-speed guided robotics.

Denver, United States51–200Artificial Intelligence, Climate Tech
Convertible·$349.2M·Jun 2026
CellCentric

Developer of hydrogen fuel cell systems for heavy-duty commercial vehicles targeting climate-neut...

Kirchheim unter Teck, Germany201–500Climate Tech
Series D·$340.0M·May 2026
Terralayr

Terralayr is an energy flexibility provider specializing in battery storage and grid optimization...

Climate Tech
Growth Equity·$335.9M·Jan 2026
Focused Energy

Laser-driven fusion energy company building on NIF's foundation to develop clean, abundant fusion...

Darmstadt, United States51–200Climate Tech
Series A·$334.0M·Jun 2026
Bolt Threads

Biotech company developing sustainable biomaterials including mycelium leather and silk proteins ...

Emeryville11–50Biotech, Climate Tech
Series E·$332.3M·Nov 2024
Diamond Foundry

Producer of lab-grown diamonds and single-crystal diamond wafers for technology and jewelry appli...

San Francisco, United States201–500Climate Tech
Venture Round·$320.0M·Mar 2021
Lilac Solutions

Develops ion-exchange direct lithium extraction technology for lithium producers to enable faster...

Oakland, United States51–200Climate Tech, Manufacturing
Series C·$318.3M·Feb 2024
Sunlight FinancialIPO

Point-of-sale financing platform for solar and home improvement purchases via contractor network.

New York, United States51–200Climate Tech, Fintech
Growth Equity·$316.0M·Jan 2019
Sun King

Sun King manufactures and sells solar lanterns and solar home systems to off-grid and under-elect...

Nairobi, Kenya1001–5000Climate Tech, Clean Energy
Growth Equity·$312.0M·Dec 2025
Gogoro

Smart electric scooter and battery swapping infrastructure network for urban mobility.

Taipei, Taiwan1001–5000Climate Tech, Transportation
Series C·$300.0M·Sep 2017