All Industries

Top Climate Tech Companies

2,865 Climate Tech companies, sorted by total funding raised.

Better PlaceClosed

Electric vehicle infrastructure and battery swapping network

Palo Alto, United States201–500Climate Tech, Hardware
Venture Round·$550.0M·Nov 2011
BrightSource EnergyAcquired

Solar thermal power technology for utility-scale power plants

Oakland, United States51–200Climate Tech
Venture Round·$545.0M·Oct 2012
Re Sustainability Limited

A leading provider of environment management services in India. Ramky provides cost-effective an...

Hyderabad, India10001+Climate Tech
Private Equity·$530.0M·Aug 2018
Tata Power Renewables

One of the largest operators and developers of renewable power in India.

Mumbai, India1001–5000Climate Tech
Series D·$525.0M·Apr 2022
REE Technology

Electric vehicle platform company developing modular EV platforms for medium-duty commercial vehi...

Tel Aviv, Israel51–200Climate Tech
Grant·$517.0M·Aug 2021
o9 Solutions

o9 Solutions is a supply chain planning SaaS provider.

Dallas, United States1001–5000Artificial Intelligence, Climate Tech
Growth Equity·$511.0M·Jul 2023
Whistler Pipeline

Whistler Pipeline is a joint venture providing natural gas transportation in the Permian Basin.

Austin, United StatesClimate Tech
Corporate Round·$508.0M·May 2019
Boston Metal

Develops Molten Oxide Electrolysis to produce low-carbon steel and recover valuable metals from m...

Boston, United States201–500Climate Tech, Manufacturing
Convertible·$505.0M·Jul 2025
SK ecoplant

Environment-focused energy company

Seoul, South Korea5001–10000Climate Tech
Venture Round·$500.0M·Jul 2022
Fourth Partner Energy

India-based commercial and industrial solar energy company providing renewable energy solutions t...

Hyderabad, India201–500Climate Tech
Growth Equity·$470.0M·Aug 2024
Turntide Technologies

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

Sunnyvale, United States201–500Climate Tech, Hardware
Grant·$462.6M·Aug 2026
Inertia

Inertia is a commercial fusion energy company.

Livermore, United States11–50Clean Energy, Deep Tech
Series A·$450.0M·Feb 2026
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
Gogoro

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

Taipei, Taiwan1001–5000Climate Tech, Transportation
Series C·$430.0M·Sep 2017
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