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Top Renewable Energy Companies

1,071 Renewable Energy companies, sorted by total funding raised.

1,071

Companies

$12.8B

Combined Funding

1

Funded (Last 60d)

Grant

Top Stage

Indexed tracks 1,071 Renewable Energy companies that have collectively raised $12.8B in documented funding. The most-funded renewable energy companies tracked include Avaada and Fervo Energy. 1 company closed a new round in the last 60 days, with Grant being the most common funding stage.

Avaada
Clean Energy, Energy
Growth EquityTotal funding$1.3BJun 2023
Fervo EnergyIPO

Fervo Energy develops, owns, and operates next-generation geothermal projects that provide around...

Houston, United States51–200Renewable Energy, Climate Tech
Series ETotal funding$1.1BDec 2025
Intersect PowerAcquired

Clean energy and data center infrastructure developer; agreed to be acquired by Alphabet in 2025.

San Francisco, United States201–500Infrastructure, Renewable Energy
Venture RoundTotal funding$927.0MDec 2024
Enpal

Germany's leading integrated renewable energy company offering solar panel subscriptions, battery...

Berlin, Germany1001–5000Clean Tech, Renewable Energy
Venture RoundTotal funding$769.0MApr 2025
Aspen Power

Solar developer that provides landowners and businesses guaranteed long-term lease payments to ho...

Clean Energy, Energy
Venture RoundTotal funding$670.0MJan 2026
Serentica Renewables

Decarbonization and sustainable energy platform in India set up in partnership with the Sterlite ...

Gurugram, India51–200Clean Energy, Renewable Energy
Venture RoundTotal funding$650.0MMay 2023
Aurora Solar

Cloud-based software platform that transforms solar design, sales, and delivery with AI-powered t...

San Francisco, United States201–500Clean Energy, Renewable Energy
Series DTotal funding$520.0MFeb 2022
Mosaic Finance

Financing platform for residential solar installations, connecting homeowners with solar provider...

Oakland, United States51–200Clean Energy, Fintech
Series DTotal funding$442.9MJul 2022
SunPowerIPO

SunPower delivers all-in-one residential solar solutions, pairing panels and energy storage with ...

Orem, United States501–1000Clean Energy, Climate Tech
Venture RoundTotal funding$419.0MApr 2026
Inspiration Mobility

Inspiration Mobility helps commercial fleets transition to electric vehicles, providing tailored ...

51–200Clean Tech, Electric Vehicles
Venture RoundTotal funding$415.0MMay 2022
Field

Field develops, builds, and optimizes grid-scale battery storage projects that make power grids a...

London, United Kingdom51–200Clean Energy, Energy Storage
Corporate RoundTotal funding$334.0MJul 2023
Amogy

Develops ammonia-to-power systems converting ammonia into hydrogen to provide carbon-free power f...

New York, United States51–200Clean Energy, Industrials
Venture RoundTotal funding$332.0MJul 2025
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 EquityTotal funding$312.0MDec 2025
Andion Global

Andion develops, owns, and operates biomethane facilities across Europe, converting organic waste...

Vancouver, Canada11–50Clean Tech, Renewable Energy
Series BTotal funding$270.0MFeb 2022
ZolarMerged

Zolar provides an AI platform for solar installations, combining digital configuration, installer...

Berlin, Germany11–50Clean Energy, Climate Tech
Growth EquityTotal funding$254.2MApr 2024
CubicPV

CubicPV develops perovskite solar module technology, achieving 24% efficiency in collaboration wi...

Bedford, United States51–200Climate Tech, Clean Tech
Growth EquityTotal funding$208.8MJun 2023
Fuse Energy

Full stack energy company lowering energy costs and accelerating abundance through renewable infr...

London, United Kingdom51–200Renewable Energy
Extension RoundTotal funding$178.0MJun 2026
Tibber

Digital energy company using an app and smart technology to sell renewable electricity and optimi...

Førde, Norway201–500Clean Tech, Energy
Series CTotal funding$177.0MJun 2022
Zanskar

AI-native geothermal company that uses subsurface data and geoscience to find and develop utility...

Salt Lake City, United States51–200Artificial Intelligence, Clean Energy
Series CTotal funding$157.0MJan 2026
Western LNG
Energy, Oil & Gas
Growth EquityTotal funding$150.0MJan 2025
Energy Dome

Italian cleantech company developing CO2 Battery long-duration energy storage systems using carbo...

Milan, Italy51–200Clean Tech, Energy Storage
Extension RoundTotal funding$142.0MJul 2023
Exowatt

Builds modular, dispatchable solar-plus-thermal energy systems for data centers and industrial cu...

Miami, United States51–200Clean Energy, Energy Storage
Extension RoundTotal funding$140.0MNov 2025
SolarSquare

Designs and installs rooftop solar systems for homes, housing societies, and businesses across In...

Mumbai, India1001–5000Clean Energy, Climate Tech
Series CTotal funding$134.8MJun 2026
FlexGen
Energy, Energy Storage
Series CTotal funding$125.5MJul 2022
Moxion Power Co.Closed

Moxion Power manufactures the MP-75 intelligent mobile battery in the USA and supplies clean ener...

Richmond, United States201–500Climate Tech, Electric Vehicles
Venture RoundTotal funding$123.3MJun 2023

Frequently Asked Questions

How many Renewable Energy companies are tracked on Indexed?

Indexed tracks 1,071 Renewable Energy companies, sorted by total funding raised.

How much funding have Renewable Energy companies raised in total?

The Renewable Energy companies tracked by Indexed have collectively raised $12.8B in documented funding.

What are the top-funded Renewable Energy companies?

The most-funded Renewable Energy companies tracked include Avaada, Fervo Energy, Intersect Power.

Who are the top investors in Renewable Energy?

Leading investors active in Renewable Energy include U.S. Department of Energy Loan Programs Office, Aramco Ventures, Lightrock.

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