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Seed Clean Energy Companies

Explore 201 clean energy startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
201
Total Funding
$119.8M
Avg Funding
$4.8M
Cities
22

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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

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

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

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

Philadelphia, United States
$30.0M
raised

Voltify is a climate tech company that offers decarbonization solutions for the freight rail industry.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Neuchâtel, Switzerland

SOLARSPLIT simplify solar energy through a community driven, all-in-one solar investment platform.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Newark, United States
$250K
raised

Fordje is a data platform that helps builders and clean‑energy developers navigate local building codes, zoning, and permitting rules city.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Praan is a deep tech company focused on particulate matter and CO2 capture using patent-pending technology.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Anchorage, United States
$8.3M
raised

Co-located nuclear power plants to unlock the next 1,000 years of advanced industry.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Wernigerode, Germany
$7.6M
raised

Litherm Technologies is a German deep‑tech startup focused on decarbonizing lime and cement production using fully electric kiln technology.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

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

Project Omega is a Rhode Island-based nuclear startup that converts spent nuclear fuel into compact, long-lasting batteries.

Feb 2026
Seed

Founder Contacts

41,000+ verified contacts

Paris, France
$4.7M
raised

Newable provides solar energy solutions for generating, storing, and managing renewable power for commercial and industrial users.

Jan 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Madrid, Spain
$1.4M
raised

TetraxAI is a clean technology company that provides an AI-powered software platform for renewable energy infrastructure projects.

Jan 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$3.4M
raised

Emobi is an electric vehicle company that designs, manufactures, and markets zero-emission urban mobility solutions.

Jan 2026
Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$2.7M
raised

Ionech harnesses natural energy for clean, reliable power. Sustainable tech cuts fossil fuel reliance, building a greener future.

Jan 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Crewkerne, United Kingdom

Biomass to biochar using proprietary advanced pyrolytic technology in a Disposal as a Service model

Jan 2026
Seed

Founder Contacts

41,000+ verified contacts

Berlin, Germany
$1.0M
raised

RNT Motors is a forward-thinking company that seeks to revolutionize the transportation industry through innovation in electric.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$281K
raised

Lorica Energy provides capital-deployment platform to to facilitate investment into distributed renewable-energy infrastructure.

Dec 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Munich, Germany
$4.3M
raised

Battery infrastructure for electrified depots and industrial hubs.

Nov 2025
Seed

Founder Contacts

41,000+ verified contacts

Gilbert, United States

B2B Roof-Integrated Solar for the Residential Sector

Nov 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Tallinn, Estonia
$636K
raised

Cleantech platform offering wireless metering and AI-driven energy management to track, analyze, and optimize energy use in real time.

Oct 2025
Seed

Founder Contacts

41,000+ verified contacts

Singapore, Singapore
$5.0M
raised

HYDGEN develops modular electrolyzer systems designed for on-site and on-demand green hydrogen production.

Oct 2025
Seed

Founder Contacts

41,000+ verified contacts

Oxford, United Kingdom
$6.9M
raised

Milvus Advanced is a chemical company that develops cutting-edge nanoalloys as substitutes for high-value metals crucial to decarbonisation.

Oct 2025
Seed

Founder Contacts

41,000+ verified contacts

Berlin, Germany
$5.0M
raised

Bees & Bears is a green fintech company that specializes in financing renewable energy solutions.

Oct 2025
Seed

Founder Contacts

41,000+ verified contacts

Melbourne, Australia
$1.9M
raised

Conry Tech is reinventing air-conditioning to improve comfort and make it sustainable, founded by award winning HVAC experts.

Oct 2025
Seed

Founder Contacts

41,000+ verified contacts

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