All Industries

Top Clean Energy Companies

217 Clean Energy companies, sorted by total funding raised.

NanoXplore

Graphene manufacturer and supplier of high-volume graphene powder for industrial markets includin...

CanadaAdvanced Materials, Clean Energy
Venture Round·$25.0M·Jan 2014
Spruce Finance

Residential solar finance company offering leases and power purchase agreements; rebranded as Spr...

United States51–200Clean Energy, Financial Services
Series A·$25.0M·Jun 2017
E
EnerVault

developing battery-based storage for homes, businesses and the electric grid

Sunnyvale, United StatesClean Energy
Series B·$24.5M·Feb 2012
UbitricityAcquired

Ubitricity is a leading provider of public EV charging solutions, turning lampposts into charge p...

London, United KingdomClean Energy, Electric Vehicles
Series C·$24.2M·Mar 2019
Terrestrial EnergyIPO

developer of advanced nuclear power plants

Charlotte, Canada11–50Clean Energy
Grant·$22.7M·Jan 2017
PE
Prudent Energy

Develops vanadium flow batteries

Bethesda, United States51–200Clean Energy
Series C·$22.0M·Mar 2010
Talus Renewables

Renewable energy infrastructure company building distributed clean energy assets.

New York, United States11–50Clean Energy, Climate Tech
Series A·$22.0M·May 2024
AtmosZero

Colorado-based industrial decarbonization company replacing fossil-fueled boilers with electric h...

Fort Collins, United States11–50Clean Energy, Climate Tech
Series A·$21.0M·Feb 2024
FE
Fourier Earth

On-site, on-demand hydrogen production systems for clean energy generation.

Mountain View, United States1–10Clean Energy, Hardware
Series A·$18.5M·Apr 2025
Novalith

Climate technology company using carbon dioxide to simplify lithium chemicals production from har...

Sydney, AustraliaClean Energy, Mining & Resources
Series A·$17.2M·Apr 2023
Common Energy

Energy platform enabling households to support local, community solar projects

New York, United States11–50Clean Energy, Fintech
Venture Round·$16.5M·May 2022
Cooledge Lighting

Manufacturer of flexible LED lighting panels for general illumination using solid-state lighting ...

Richmond, Canada11–50Hardware, Clean Energy
Venture Round·$16.2M
HeatTransformers

HeatTransformers is a Dutch platform connecting consumers, heat pump producers, and installers to...

Utrecht, Netherlands11–50Clean Energy, Climate Tech
Series A·$16.1M·Apr 2023
Stone Mountain Technologies

Specializes in advanced gas absorption heat pumps for residential and commercial use, delivering ...

Clean Energy, Climate Tech
Series A·$15.0M·Nov 2022
Transaera, Inc.

R&D company with 2 SBIR/STTR awards from National Science Foundation.

Cambridge, United States1–10Clean Energy, Climate Technology
Grant·$15.0M·Oct 2024
Copernic Catalysts

Transforming industrial catalysts with computational design.

Cambridge, United StatesClean Energy, Climate Tech
Seed·$13.5M·Nov 2024
Magma

Integrated industrial solutions provider offering raw-material sourcing, clean energy, waste recy...

Ahmedabad, India11–50B2B manufacturing, Industrial operations
Series A·$13.0M·Dec 2025
Voya Energy

Metal fuels company pioneering a new class of carbon-free, energy-dense fuels made from recycled ...

Berkeley, United States1–10Clean Energy, Climate Tech
Seed·$13.0M·Nov 2025
Inlyte Energy

Creating low-cost energy storage from iron and sodium

San Leandro, United States11–50Energy, Clean Energy
Grant·$12.1M·Jul 2025
OoluAcquired

Oolu is one of the fastest growing off-grid solar firms in West Africa

Dakar, Senegal201–500Climate Tech, Industrials
Series B·$11.7M·Dec 2020
Lumen Energy

Commercial clean energy platform enabling property owners to evaluate, finance, and deploy solar ...

San Francisco, United States11–50Clean Energy, Climate Tech
Venture Round·$11.0M·Sep 2023
SpotmyEnergy

SpotmyEnergy develops smart metering systems and energy management solutions.

11–50Clean Energy
Seed·$11.0M·Dec 2024
Granular Energy

Provides SaaS platform for utilities and energy buyers to manage and trade hourly Energy Attribut...

Paris, France11–50Clean Energy, SaaS
Seed·$10.2M·Oct 2023
N
NovogyAcquired

Developer of microbial engineering technology for converting waste paper sludge and other feedsto...

United StatesAgtech, Biotech
Venture Round·$10.1M
Synop

Building the backbone of commercial EVs.

San Francisco, United States11–50Mobility, Clean Energy
Seed·$10.1M·Jun 2022