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Seed CleanTech Companies

Explore 289 cleantech startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
289
Total Funding
$50.2M
Avg Funding
$2.0M
Cities
22

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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

30,000+ 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

30,000+ verified contacts

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

30,000+ verified contacts

Singapore, Singapore
$7.0M
raised

Zevero offers AI-powered software combined with sustainability experts to help businesses track emissions and develop a net-zero strategy.

Mar 2026
Seed

Founder Contacts

30,000+ 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

30,000+ verified contacts

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30,000+ verified emails
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Hayward, United States
$780K
raised

Purfresh Clean is a leader in removing odor, mold, mildew, bacteria, germs, & viruses from enclosed spaces, yachts, & agricultural products

Mar 2022
Seed

Founder Contacts

30,000+ verified contacts

Calgary, Canada
$3.0M
raised

OzoneBio is a cleantech company that focuses on lignocellulosic waste-derived bio-plastics production.

Mar 2022
Seed

Founder Contacts

30,000+ verified contacts

Wailuku, United States
$250K
raised

Hardware-signed environmental data infrastructure. Sensor readings verified at the edge, anchored on-chain.

Mar 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

Lausanne, Switzerland
$1.4M
raised

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

Mar 2023
Pre-Seed

Founder Contacts

30,000+ verified contacts

Tallinn, Estonia
$111K
raised

Ringy connects trade-ins, refurbishers & marketplaces

Mar 2022
Pre-Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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London, United Kingdom
$382K
raised

Element Packaging is a manufacturer that provides packaging and distribution services for the food and beverage sectors.

Mar 2022
Seed

Founder Contacts

30,000+ verified contacts

Singapore, Singapore
$147K
raised

SOLV8 is a technology for sustainable solvent separation.

Mar 2022
Seed

Founder Contacts

30,000+ 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

30,000+ verified contacts

$1.1M
raised

Curve is a biotechnology firm developing scalable protein biomanufacturing systems using precision fermentation and AI-driven optimization.

Mar 2025
Seed

Founder Contacts

30,000+ verified contacts

Brisbane, Australia
$1.0M
raised

Building autonomous soil infrastructure

Feb 2024
Pre-Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Houston, United States

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

Feb 2023
Seed

Founder Contacts

30,000+ verified contacts

Luxembourg, Luxembourg
$8.7M
raised

Uplift360 develops chemical regeneration and recycling technologies to recover and reuse high-performance industrial materials.

Feb 2026
Seed

Founder Contacts

30,000+ verified contacts

Munich, Germany
$1.8M
raised

Your Gateway to Geospatial Insights

Feb 2023
Pre-Seed

Founder Contacts

30,000+ verified contacts

Denver, United States
$6.7M
raised

AI-powered recycling and sorting system for materials recovery facilities (MRFs)

Feb 2025
Seed

Founder Contacts

30,000+ 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

30,000+ verified contacts

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30,000+ verified emails
Unlimited exports
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London, United Kingdom

EV innovation, drivetrain development, EV app, cleantech EV subscription startup

Feb 2023
Seed

Founder Contacts

30,000+ verified contacts

London, United Kingdom
$4.8M
raised

Kita is an insurance company that offers carbon insurance products and services that cover risks impacting carbon market stakeholders.

Feb 2023
Seed

Founder Contacts

30,000+ verified contacts

Sydney, Australia
$1.5M
raised

Trace is a provider of online consumer carbon offsetting.

Feb 2022
Seed

Founder Contacts

30,000+ verified contacts

New York, United States
$1.6M
raised

BLUEWAVE Technologies develops a rapid disinfection device designed to clean using medical technology.

Feb 2023
Seed

Founder Contacts

30,000+ verified contacts

$5.8M
raised

Skyward is a climate & fire solution that prevents lightning, when and where needed, from starting catastrophic wildfires

Feb 2026
Seed

Founder Contacts

30,000+ verified contacts

Showing 101 to 125 of 289 companies

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