All Industries

Top Renewable Energy Companies

1,072 Renewable Energy companies, sorted by total funding raised.

Omnidian

Provides performance assurance and operations for solar and battery storage assets, serving inves...

Seattle, United States201–500Energy Storage, Renewable Energy
Series CTotal funding$120.0MApr 2025
Zeitview

Zeitview delivers advanced inspection software and critical asset data that helps businesses impr...

Santa Monica, United States51–200Artificial Intelligence, Climate Tech
Venture RoundTotal funding$104.5MMar 2025
EcoFlow Tech

EcoFlow is a portable power and energy company founded in 2017 by entrepreneurs from a leading dr...

Clean Energy, Clean Tech
Series BTotal funding$104.0MJun 2021
PosiGen
Clean Energy, Climate Tech
Growth EquityTotal funding$100.0MJan 2022
Liquid Wind

Liquid Wind is a leading eFuel facility developer that produces eMethanol from green hydrogen and...

Gothenburg, SwedenClean Tech, Renewable Energy
GrantTotal funding$73.2MOct 2025
Deep Isolation, Inc.

R&D company with 5 SBIR/STTR awards from Department of Energy.

Berkeley, United States11–50Clean Energy, Sustainability
Venture RoundTotal funding$66.9MJul 2025
Nira Energy

Helps renewable energy developers make smarter siting and queue decisions by modeling grid capaci...

Denver, United States11–50Climate Tech, Energy
SeedTotal funding$65.5MMay 2025
Candi Solar

Portfolio company in energy transition sector

Zurich, India51–200Renewable Energy
ConvertibleTotal funding$65.0MJan 2024
NUMAT TECHNOLOGIES INC

R&D company with 15 SBIR/STTR awards from Department of Energy, Department of Defense, National A...

SKOKIE, United States51–200Hardware, Nanotechnology
Venture RoundTotal funding$64.1MMay 2025
Solar JunctionAcquired

Developing high efficiency triple junction solar cells

San Jose, United States51–200Clean Energy, Manufacturing
Venture RoundTotal funding$58.6MApr 2013
HomeTree

Residential energy services provider offering boiler/homecover, renewable installations and finan...

London, United Kingdom201–500Clean Energy, Renewable Energy
Series BTotal funding$58.0MApr 2023
Powergen Renewable Energy
Energy, Renewable Energy
Series CTotal funding$54.5MJan 2025
SDCL

Sustainable Development Capital LLP is a developer, investor and fund manager focused on energy e...

London, United Kingdom11–50Climate Tech, Clean Energy
Corporate RoundTotal funding$50.0MJun 2024
Erthos

Utility-scale earth-mounted solar PV company that lays panels flat on the ground to reduce costs ...

Tempe, United States51–200Energy, Clean Energy
Series ATotal funding$48.0MSep 2023
trawa

AI-powered energy procurement, management software and battery solutions for SMEs to lower costs ...

Berlin, Germany11–50Renewable Energy, SaaS
Series ATotal funding$40.0MMay 2025
Charge Robotics

Charge Robotics automates labor-intensive solar construction work to help scale renewable-energy ...

Oakland, United States11–50Climate Tech, Construction
Series BTotal funding$39.1MMar 2025
Membrion

Portfolio company addressing challenges in planetary health

Seattle, United States11–50Climate Tech, Industrials
Extension RoundTotal funding$38.5MOct 2025
MomentusIPO

The space infrastructure services company

Santa Clara, United States51–200Aerospace, Hardware
GrantTotal funding$37.6MJun 2025
DRACULA TECHNOLOGIES

Developer of ultra-thin, flexible organic photovoltaic modules.

ValenceClean Tech, IoT
Series ATotal funding$37.4MOct 2025
SolarEdgeIPO

Develops DC-optimized solar inverters and energy-management solutions for residential, commercial...

Herzliya, Israel1001–5000Electric Vehicles, Energy Storage
Venture RoundTotal funding$37.0MOct 2011
Colossus

Colossus publishes a digital and quarterly print magazine and a podcast network covering the fron...

CRM, Marketing Tech
Series ATotal funding$36.0MJan 2022
Bright

Mexican energy company that provides solar power solutions with financing and automated proposals...

Mexico City, Mexico51–200Climate Tech, Fintech
Series CTotal funding$35.5MJul 2023
West Biofuels
Renewable Energy
GrantTotal funding$35.5MMar 2024
MICROLINK DEVICES INC

R&D company with 47 SBIR/STTR awards from Department of Defense, National Aeronautics and Space A...

NILES, United States51–200Manufacturing, Renewable Energy
GrantTotal funding$35.2MJan 2025
Crystal SolarAcquired

High-efficiency solar cells using direct gas-to-wafer manufacturing (exited)

IndiaRenewable Energy
Series BTotal funding$35.0MJan 2011