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Pre-Seed Clean Energy Companies

Explore 48 clean energy startups that raised pre-seed funding. Access verified founder contact information and fundraising data.

Total Companies
48
Total Funding
$35.6M
Avg Funding
$1.4M
Cities
25

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Castle Rock, United States
$2.8M
raised

Agtech company with a novel, proprietary technology to convert manure into hydrogen and other clean commodities

Sep 2021
Pre-Seed

Founder Contacts

41,000+ verified contacts

Highlands Ranch, United States
$8.0M
raised

American Supercritical is an energy technology company that develops supercritical carbon dioxide (sCO₂) power systems.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Cologne, Germany
$655K
raised

NUNOS develops biological treatment systems that convert livestock slurry into liquid fertilizer and recycle nitrogenous wastewater.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Montréal, Canada

Moduly offers a virtual power plant that provides resilience, cost savings, and clean energy.

Sep 2021
Pre-Seed

Founder Contacts

41,000+ verified contacts

Bergen, Norway
$400K
raised

Cleantech company providing a marketplace and platform for cleaner transport fuels

Sep 2021
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Chicago Park, United States
$500K
raised

Rise Reforming converts stranded biogas from various sources like wastewater plants and farms into valuable chemicals on-site.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Tallinn, Estonia
$250K
raised

Applehead is a revolutionary token creating real-world impact

Aug 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

Southborough, United States
$6.0M
raised

Teragen Energy develops regenerative fuel cell systems that provide both power generation and energy storage.

Aug 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Vancouver, Canada
$1.0M
raised

Fibernx develops sustainable carbon fiber and carbon nanofiber materials for industrial and energy applications.

Jul 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Berkeley, United States
$2.9M
raised

Power‑Plant‑in‑a‑Box for EV, Data Centers | Green Energy Everywhere

Jul 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Kongens Lyngby, Denmark
$381K
raised

Waste-to-renewable gas developer focused on serving the Indian gas grid and shipping

Jun 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Valencia, Spain
$328K
raised

Crowmie is the first investment platform in tokenize renewable energy projects.

Jun 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

Heverlee, Belgium
$871K
raised

Astracite is a developer of battery anode materials manufactured from captured carbon dioxide.

Jun 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States

AICE Power develops autonomous subsea drones for monitoring and protecting critical infrastructure and underwater security operations.

Jun 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Amsterdam, The Netherlands
$377K
raised

BlueBird Power engages in the acceleration and integration of clean energy.

Jun 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Spring, United States
$3.0M
raised

Fintech that provides a financing marketplace for energy efficiency projects

May 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

Guelph, Canada
$325K
raised

Erode AI helps businesses thrive in a changing climate with AI-driven, accurate weather forecasting tools.

May 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

Helsinki, Finland
$259K
raised

Ori Solution is a clean energy company that revolutionizes the conversion of kinetic fluid and gas energy to electrical energy.

May 2022
Pre-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

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

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41,000+ verified emails
Unlimited exports
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Louvain-la-neuve, Belgium
$2.4M
raised

ARK Capture Solutions is a cleantech company that specializes in decarbonization solutions to record low energy consumption.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Los Angeles, United States
$120K
raised

Liquidstar makes Waypoints, or the 7/11 for Utility Services (Electricity, Water, and Internet) in Emerging Markets

Mar 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

Lausanne, Switzerland
$1.4M
raised

Qaptis combats climate change by capturing CO2 emissions at the source.

Mar 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden
$1.5M
raised

Tether builds AI that turns millions of parked EVs into the world's largest battery

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Wilmington, United States
$325K
raised

CleanTech, Renewable Energy, Data Infrastructure, HPC, AI Infrastructure

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Showing 1 to 25 of 48 companies

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