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Seed Clean Energy Companies

Explore 195 clean energy startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
195
Total Funding
$87.1M
Avg Funding
$3.5M
Cities
23

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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

Sheridan, United States
$1.8M
raised

Indo-Pacific Resources is an exploration and production company committed to respecting a sustainable roadmap in reducing footprint.

Mar 2022
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

Singapore, Singapore
$147K
raised

SOLV8 is a technology for sustainable solvent separation.

Mar 2022
Seed

Founder Contacts

41,000+ verified contacts

York, United Kingdom

The easiest, fastest, and lowest-risk way to access clean, off-grid, hydrogen powered electricity. Hydrogen deployment platform and services

Mar 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Houston, United States

Revitalizing Windows for Better Buildings. Without Replacement. Without Disruption.

Feb 2023
Seed

Founder Contacts

41,000+ verified contacts

Chicago, United States
$15.5M
raised

Clean Core Thorium Energy develops advanced nuclear fuel for existing reactors.

Feb 2025
Seed

Founder Contacts

41,000+ verified contacts

Garðabær, Iceland
$1.6M
raised

Improving efficiency of thermal-intensive industries such as Data Centres, Chemicals and Refining

Feb 2025
Seed

Founder Contacts

41,000+ verified contacts

New York, United States
$7.3M
raised

Shadow Power enables energy companies to optimize grid interactions, enhance energy reliability, and maximize the value of their assets.

Feb 2025
Seed

Founder Contacts

41,000+ verified contacts

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

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41,000+ verified emails
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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

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

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

Turin, Italy
$751K
raised

SUNSPEKER creates a fully recyclable graphic cover able to camouflage any solar panel.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Wilmington, United States
$325K
raised

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

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

$3.4M
raised

Lumoview digitizes buildings in 2 seconds per room and empowers owners to improve their buildings and reduce CO2 emissions.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Fremont, United States
$100K
raised

We build resilient and flexible EV charging infrastructure to accelerate decarbonization, and support community adaptation to climate risks.

Apr 2025
Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$100K
raised

Emobi is the leading EV charging ecosystem that offers a single point of integration.

Apr 2025
Seed

Founder Contacts

41,000+ verified contacts

Walnut Creek, United States
$2.1M
raised

Energy Efficiency, Hospitality, SaaS, IoT, Smart Buildings

Apr 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Victoria, Canada
$2.0M
raised

Solaires Entreprises Inc. is a group of scientists and engineers dedicated to bringing solar energy to a broader audience.

Apr 2025
Seed

Founder Contacts

41,000+ verified contacts

Lugano, Switzerland
$1.2M
raised

Gaia Turbine creates a plug-and-play hydroelectric microturbine that is perfect for aqueducts and the smallest necessary outflows.

Mar 2025
Seed

Founder Contacts

41,000+ verified contacts

Seattle, United States
$2.6M
raised

AtmoCooling is a climate tech company that offers cooling solutions for coastal deserts.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Raleigh, United States
$20.0M
raised

Clean, secure, reliable power technology based on solid-state transformers (SST) to revolutionize AI datacenters, microgrids, EV charging.

Mar 2025
Seed

Founder Contacts

41,000+ verified contacts

Melbourne, Australia
$1.1M
raised

PHNXX provides containerised clean and reliable energy solutions for business operations.

Mar 2025
Seed

Founder Contacts

41,000+ verified contacts

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