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Seed Renewable Energy Companies

Explore 420 renewable energy startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
420
Total Funding
$45.6M
Avg Funding
$2.3M
Cities
20

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Singapore, Singapore
$2.0M
raised

Blue Whale Energy empowers businesses to maximize energy storage, driving a smarter, cleaner, and more reliable energy.

Oct 2025
Seed

Founder Contacts

30,000+ verified contacts

Kyoto, Japan
$1.3M
raised

Rhinoflux is an energy management company that develops efficient thermal management technologies for advanced cooling systems.

Oct 2024
Seed

Founder Contacts

30,000+ verified contacts

$250K
raised

ULTIMATE RECYCLER eliminates garbage landfills, forever, everywhere.

Oct 2021
Seed

Founder Contacts

30,000+ verified contacts

Helsinki, Finland
$1.6M
raised

Voltan Energy is a sustainable and affordable local heating and cooling solutions.

Oct 2023
Seed

Founder Contacts

30,000+ verified contacts

Calgary, Canada

Litus is a nanotechnology developing company.

Oct 2023
Seed

Founder Contacts

30,000+ verified contacts

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Madrid, Spain
$3.5M
raised

HySun is a Spanish technology firm focused on green hydrogen.

Oct 2025
Seed

Founder Contacts

30,000+ verified contacts

Milan, Italy
$8.8M
raised

Sizable energy is an engineering firm advancing cost-competitive long-duration energy solutions with deep-sea technology.

Oct 2025
Seed

Founder Contacts

30,000+ verified contacts

Los Altos, United States
$3.0M
raised

Climate technology licensor

Oct 2024
Seed

Founder Contacts

30,000+ verified contacts

St. John's, Canada
$2.0M
raised

Glas Ocean Electric (GOE) is committed to improving marine intelligence and ecosystem health.

Oct 2023
Seed

Founder Contacts

30,000+ verified contacts

Belmont, United States
$500K
raised

Daqus Energy is an energy company that offers greener and better lithium ion batteries using transition metal-free, organic cathodes.

Oct 2024
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Amsterdam, The Netherlands
$250K
raised

PlexiSun builds system of solar hot water for domestic and industrial users.

Oct 2022
Seed

Founder Contacts

30,000+ verified contacts

Wattle Grove, Australia
$2.0M
raised

Solution Energy offers sustainable, high-capacity power solutions by transforming geothermal energy.

Oct 2025
Seed

Founder Contacts

30,000+ verified contacts

Quito, Ecuador
$268K
raised

Nina Energy is an expert in creating and implementing thermochemical conversion systems for biomass waste.

Oct 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

Bristol, United Kingdom
$1.8M
raised

Lineat uses reclaimed carbon fiber to produce a fiber aligned tape that can be used to manufacture new composite components.

Oct 2024
Seed

Founder Contacts

30,000+ verified contacts

San Antonio, United States
$3.0M
raised

Solar Energy Electric Subscription Service

Oct 2021
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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London, United Kingdom
$3.3M
raised

Volt provide insurance solutions to energy companies that help protect their assets in a rapidly changing industry landscape.

Oct 2024
Seed

Founder Contacts

30,000+ verified contacts

The Hague, The Netherlands
$7.3M
raised

GBM works develops conventional methods and techniques for installing offshore wind turbine foundations.

Oct 2025
Seed

Founder Contacts

30,000+ verified contacts

Olivos, Argentina
$1.0M
raised

We are on the mission to to make Bitcoin mainstream for everyday people without harming our planet.

Oct 2021
Pre-Seed

Founder Contacts

30,000+ verified contacts

Wantage, United Kingdom
$374K
raised

LUX Industries is a renewable energy startup specializing in scalable, on-site hydrogen production.

Oct 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

Tetovo, Macedonia
$3.4M
raised

AE Solar Horizon operates as a manufacture of solar PV panels.

Oct 2022
Seed

Founder Contacts

30,000+ verified contacts

Showing 401 to 420 of 420 companies

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420 Renewable Energy Seed Startups (August 2026) — Page 17 | VCBacked