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Seed Renewable Energy Companies

Explore 432 renewable energy startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
432
Total Funding
$141.0M
Avg Funding
$5.6M
Cities
22

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Sydney, Australia
$927K
raised

Oscorp Energy is an energy technology platform that provides autonomous battery sorting, recycling systems, and waste analytics solutions.

Jun 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

München, Germany
$29.1M
raised

encosa is a battery storage provider for commercial and industrial customers.

Jun 2026
Seed

Founder Contacts

41,000+ verified contacts

Oxford, United Kingdom
$5.8M
raised

Caudal Energy develops bio-inspired tidal energy systems delivering predictable, low-impact renewable power from ocean currents.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

Houston, United States
$5.0M
raised

Altillion develops ALIX-based processes that extract and concentrate lithium and other critical minerals from brine resources.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$5.5M
raised

Amphiform is a clean energy company that develops materials for scalable and portable power systems using atom-by-atom engineering.

May 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Houston, United States
$12.0M
raised

CASIMIR is a technology company developing "unlimited power" solutions by harvesting energy from quantum fields

May 2026
Seed

Founder Contacts

41,000+ verified contacts

Teesside County Borough, United Kingdom
$1.1M
raised

H2CHP is the free piston combined heat and power technology.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

Fort Mill, United States
$500K
raised

Susquehanna Solar is a company that develops ground mounted solar farms to harness solar energy.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

Epalinges, Switzerland
$96K
raised

Sustainable green energy solutions for greenhouses and farmers.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

Delft, The Netherlands
$3.1M
raised

Spiral Hydrogen makes clean energy available, affordable and scalable for a sustainable future.

Apr 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Berlin, Germany
$3.9M
raised

VREY is a startup that empowers landlords of multi-tenant buildings to generate and manage solar energy on-site.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

Tampere, Finland
$4.2M
raised

TheStorage provides sustainable grid-scale energy storage that can discharge heat, steam, or CHP.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

Kwun Tong, Hong Kong
$12.8M
raised

Luquos Energy is a renewable energy company that offers energy consulting and management services.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

Dover, United States

Making on-site wind power as accessible and scalable as solar panels for homes and businesses.

Apr 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Edinburgh, United Kingdom
$13.5M
raised

Exergy3 is a cleantech company that develops thermal energy storage solutions for industrial applications.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Houston, United States
$2.7M
raised

NOC Energy facilitates the decarbonization of industrial heating without producing any carbon emissions.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

São Paulo, Brazil
$5.6M
raised

Radius Mining specializes in constructing Bitcoin mining enterprises on the integration of strategic pillars energy, capital.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

Seattle, United States
$20.0M
raised

Aston Labs operates a decentralized utility organization working to build a carbon-free utility network.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$500K
raised

Plume makes it easy to improve home energy efficiency by assessing home, suggesting upgrades, and finding trusted contractors.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

Denver, United States
$2.6M
raised

Colibriv is an Aviation startup developing hydrogen-powered aircraft with AI-driven safety and efficiency technologies

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Cambridge, United Kingdom
$1.6M
raised

Infiniti Recycling is pioneering the future of lithium-ion battery recycling through Direct Recycling, creating a greener tomorrow

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Singapore, Singapore
$3.0M
raised

MediSun develops modular desalination and brine recovery systems that convert brine into clean water, minerals, and energy.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Luxembourg, Luxembourg
$5.8M
raised

TerraSpark, a Luxembourg-based space-based solar energy company.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Valencia, Spain
$1.4M
raised

IONLY manufactures lithium batteries for solar panel installations.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Sandy Springs, United States
$250K
raised

LCOE.ai is an intelligence layer that streamlines communications, investor reporting, and project prioritization for C&I.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

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