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Venture - Series Unknown CleanTech Companies

Explore 102 cleantech startups that raised venture - series unknown funding. Access verified founder contact information and fundraising data.

Total Companies
102
Total Funding
$865.1M
Avg Funding
$34.6M
Cities
24

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Brooklyn, United States

HEVO provides a seamless, safe, and universal wireless charging solution for electric vehicles.

Sep 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$3.3M
raised

Signol focuses on behavior change to reduce fuel consumption and carbon emissions in the aviation and shipping sectors.

Sep 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Alameda, United States

Terviva is planting millions of trees to feed billions of people.

Aug 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Kingston, Canada
$75.0M
raised

Cyclic Materials is a cleantech company that develops a circular supply chain for rare earth elements and critical metals.

Aug 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Los Angeles, United States
$4.3M
raised

Haus.me - Autonomous Self-Sustainable Homes

Aug 2022
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Armonk, United States
$20.0M
raised

Brightcore Energy is a provider of end-to-end clean energy solutions to the commercial and institutional market.

Aug 2021
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden
$174.3M
raised

Aira is a direct-to-consumer clean energy-tech company that provides heat pumps and home energy-saving solutions.

Aug 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$75K
raised

Benchmark Labs provides asset-specific weather forecasting for the agricultural sector, and beyond.

Jul 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Toronto, Canada

Minus Waste Solutions is a distributed food waste solutions company.

Jul 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Melbourne, Australia
$6.7M
raised

Kc8 is dedicated to reducing global greenhouse gas emissions and promoting sustainable development for future generations.

Jul 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Holyoke, United States
$7.9M
raised

Clean Crop Technologies specializes in advanced treatments for foods and seeds, effectively reducing mold, pathogens, and bacteria.

Jul 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Parnell, New Zealand

Avertana is a process technology business that refines solid industrial waste into essential raw materials used to make everyday products.

Jul 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$6.1M
raised

Itero creates profitable waste management solutions.

Jul 2022
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Pasadena, United States
$53.5M
raised

Captura specializes in direct ocean carbon capture, employing technology and leveraging the ocean's natural carbon removal capabilities.

Jul 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Espoo, Finland
$7.4M
raised

We develop next generation AI robotic factories that manufacture low-carbon concrete products for infrastructure projects.

Jul 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Kastrup, Denmark
$380.0M
raised

Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.

Jul 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Denver, United States

Peak Energy is a pioneering firm that is industrializing sodium-ion to expedite the shift to renewable energy.

Jun 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Richmond, United States
$11.0M
raised

Moxion Power develops zero-emission generators and off-road equipment to support industries.

Jun 2023
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Boston, United States

ELECTRA AI develops software platforms that use AI to monitor, manage, and optimize battery systems across multiple applications.

Jun 2023
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Sunnyvale, United States
$80.0M
raised

Turntide Technologies develops an electric motor system designed to drive down energy consumption.

Jun 2022
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Hongo, Japan
$2.1M
raised

Blossom Energy is a manufacturing company that develops advanced nuclear reactors that can produce clean energy.

May 2025
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Delft, The Netherlands
$3.2M
raised

Zepp.solutions is a Netherlands-based developer of hydrogen fuel cell systems and fuel cell trucks.

May 2024
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

$1.7M
raised

Northern Smilodon Energy offers services like access to the Montney play, light oil resources, sourcing, and securing of oil and gas assets.

May 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Carlsbad, United States
$6.5M
raised

The operating system for advanced battery chemistries

May 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Golden, United States
$22.0M
raised

Terra CO2 Technologies specializes in the production of low-carbon alternatives for cement replacement.

May 2026
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Showing 1 to 25 of 102 companies

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