All Industries

Top Climate Tech Companies

1,561 Climate Tech companies, sorted by total funding raised.

Flowcarbon

Flow Carbon uses blockchain technology to put carbon offset credits on-chain, accelerating the sc...

New York, United States11–50Crypto & Web3, Climate Tech
Series A·$70.0M·May 2022
Renew Financial

PACE financing provider for home improvement, renewable energy, and energy efficiency projects wi...

Oakland, United States51–200Climate Tech, Fintech
Growth Equity·$70.0M·Jan 2023
Nitricity

Produces sustainable organic nitrogen fertilizer using air, water, renewable energy, and agricult...

San Francisco, United States11–50Climate Tech
Series B·$70.0M·Sep 2025
Vivici

Precision fermentation company producing animal-free dairy proteins for food applications.

Leiden, Netherlands11–50Climate Tech
Series A·$69.7M·Feb 2025
Running TideClosed

Developed ocean-based carbon removal technologies (seaweed and biomass sinking) and sold verified...

Portland, United States51–200Carbon Capture, Climate Tech
Series B·$69.0M·Sep 2022
Carbon EngineeringAcquired

Canadian direct air capture company commercializing technology to remove CO2 from the atmosphere ...

Squamish, Canada201–500Climate Tech
Corporate Round·$68.0M·Nov 2022
Ecovative

Materials science company engineering mycelium to create sustainable alternatives to animal prote...

United StatesBiotech, Climate Tech
Venture Unknown·$67.0M·Mar 2025
Captura

Direct ocean carbon removal company using electrochemical technology.

Pasadena, United States11–50Climate Tech
Extension Round·$66.8M·Apr 2024
DroneSeed

Replanting forests safer and 10X cheaper.

Climate Tech
Series B·$66.8M·Feb 2025
Nira Energy

Software to find the best sites for renewables on the electrical grid

Denver, United States11–50Climate Tech, Energy
Seed·$65.5M·May 2025
Gridcare

AI platform that unlocks hidden grid capacity to accelerate power delivery for AI data centers.

Redwood City, United States11–50Climate Tech
Series A·$64.0M·May 2026
Arbor

Clean energy company founded by ex-SpaceX engineers building modular oxy-combustion turbines that...

Los Angeles, United States11–50Climate Tech
Series A·$64.0M·Oct 2025
SINAI

Enterprise software to quantify cost-effective decarbonization…

San Francisco, United States11–50Carbon Capture, Climate Tech
Series A·$62.8M·Aug 2023
Earth Optics

Soil measurement and analysis for farmers - health, compaction and carbon content.

Minneapolis, United States51–200Agtech, Data & Analytics
Venture Unknown·$61.9M·Nov 2024
Sofar Ocean

Provides an ocean intelligence platform combining marine sensors and forecasts to power voyage op...

San Francisco, United States51–200Climate Tech, Data & Analytics
Series C·$61.3M·Jan 2026
Saildrone

Builds and operates autonomous, wind- and solar-powered unmanned surface vehicles for defense, go...

Alameda, United States201–500Artificial Intelligence, Hardware
Series B·$60.0M·May 2018
Rondo Energy

Rondo Energy makes the Rondo Heat Battery, which converts renewable electricity into continuous z...

Alameda, United StatesClean Energy, Energy Storage
Series B·$60.0M·Jan 2024
CustomCellsAcquired

Develops and industrializes premium battery cells and cell technology for automotive, aviation, m...

Itzehoe, Germany51–200Energy, Energy Storage
Series A·$60.0M·Dec 2022
Aura Aero

French manufacturer of hybrid-electric regional aircraft.

Toulouse, France201–500Aerospace, Climate Tech
Series B·$59.0M·Apr 2026
Overstory

Real-time vegetation intelligence, at scale

Amsterdam, Netherlands11–50Artificial Intelligence, Clean Tech
Series B·$58.8M·Nov 2025
Lydian Labs

Lydian Labs aims to revolutionize the thermal catalytics process to decarbonize the chemicals ind...

Cambridge, United States11–50Energy, Climate Tech
Series A·$58.7M·Jan 2026
Terradot

Building gigaton scale carbon dioxide removal with Enhanced Rock Weathering.

San Francisco, United States11–50Agtech, Climate Tech
Seed·$58.2M·Dec 2024
Leap

Platform for building and scaling virtual power plants, connecting distributed energy resources t...

San Francisco, United States51–200Clean Energy, Energy
Extension Round·$57.7M·Nov 2023
Normative

Carbon accounting software platform that helps companies calculate their full carbon footprint an...

SwedenClimate Tech, Carbon Accounting
Series C·$56.0M·Apr 2024
Eclipse Foods

Eclipse Foods is building the future of dairy using micelles, the…

Oakland, United StatesClimate Tech, Food Tech
Series B·$55.5M·Jun 2022