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Top solar energy Companies

8 solar energy companies, sorted by total funding raised.

8

Companies

$582.0M

Combined Funding

1

Funded (Last 60d)

Venture Round

Top Stage

Indexed tracks 8 solar energy companies that have collectively raised $582.0M in documented funding. The most-funded solar energy companies tracked include SunPower and SolarSquare. 1 company closed a new round in the last 60 days, with Venture Round being the most common funding stage.

SunPowerIPO

Solar power and renewable energy company.

Orem, United States501–1000Climate Tech, Energy
Venture Round·$419.0M·Apr 2026
SolarSquare

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

Mumbai, India1001–5000Renewable Energy, solar energy
Series C·$134.8M·Jun 2026
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
Volter

Volter is a peer-to-peer power-sharing marketplace that connects EV drivers to charge suppliers.

1–10Climate Tech, solar energy
Pre-seed·$3.2M·Nov 2024
Canadian Solar Inc. Common Shares (ON)IPO

Canadian Solar is a global renewable energy company manufacturing solar PV modules and developing...

Kitchener, Canada5001–10000enterprise software, Renewable Energy
Funding undisclosed
DAQO New Energy Corp.IPO

Leading manufacturer of high-purity polysilicon for the global solar photovoltaic industry, liste...

Chongqing, China1001–5000Energy, enterprise software
Funding undisclosed
Mitrex: Solar Cladding and Railings

We are focused on making our planet more sustainable through the use of Mitrex Solar Technology. ...

Toronto, Canada51–200Energy, Clean Tech
Funding undisclosed
Shoals Technologies GroupIPO

Leading provider of electrical balance of systems solutions for solar, energy storage, and EV cha...

Portland, United States1001–5000enterprise software, Clean Energy
Private Equity·Jan 2017

Frequently Asked Questions

How many solar energy companies are tracked on Indexed?

Indexed tracks 8 solar energy companies, sorted by total funding raised.

How much funding have solar energy companies raised in total?

The solar energy companies tracked by Indexed have collectively raised $582.0M in documented funding.

What are the top-funded solar energy companies?

The most-funded solar energy companies tracked include SunPower, SolarSquare, Spruce Finance.

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