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Debt Financing CleanTech Companies

Explore 44 cleantech startups that raised debt financing funding. Access verified founder contact information and fundraising data.

Total Companies
44
Total Funding
$2.6B
Avg Funding
$103.6M
Cities
23

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Houston, United States
$335.0M
raised

Ara Partners is a private equity frim that invests in decarbonization-focused companies across industrial, energy, and agriculture sectors.

Sep 2024
Debt Financing

Founder Contacts

41,000+ verified contacts

Wysall, United Kingdom
$29.4M
raised

GeoPura is a clean energy technology company that develops hydrogen-based power generation systems to replace diesel generators.

Sep 2024
Debt Financing

Founder Contacts

41,000+ verified contacts

Santiago, Chile
$3.2M
raised

Cleantech, Solar Energy, Manufacturer

Sep 2023
Debt Financing

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$13.0M
raised

Aclima is a climate-tech company that focuses on mapping and analyzing air pollution through advanced measurement and analysis platforms.

Sep 2024
Debt Financing

Founder Contacts

41,000+ verified contacts

Houston, United States
$150.0M
raised

ICE Thermal Harvesting focuses on supplying zero-emission power in various regions around the world.

Aug 2023
Debt Financing

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Redwood City, United States
$1.0M
raised

Amped Innovation designs breakthrough products for people living on less than four dollars per day.

Aug 2023
Debt Financing

Founder Contacts

41,000+ verified contacts

Milano, Italy
$220.8M
raised

Sunprime is a fast-growing Independent Power Producer based in Italy focused on Solar C&I, and smart homes segments.

Jul 2024
Debt Financing

Founder Contacts

41,000+ verified contacts

Puidoux, Switzerland
$1.4M
raised

Droople is a cleantech company that focuses on preserving water using smart tools and information technology.

Jun 2022
Debt Financing

Founder Contacts

41,000+ verified contacts

New York, United States
$260.0M
raised

Onyx is a national provider of clean energy and decarbonization solutions to businesses, real estate, schools and government agencies.

Jun 2025
Debt Financing

Founder Contacts

41,000+ verified contacts

Brooklyn, United States
$156K
raised

BlocPower is an energy technology startup that focuses on developing healthy, green, and smart cities.

Jun 2025
Debt Financing

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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London, United Kingdom
$27.2M
raised

Rent-backed financing

Jun 2025
Debt Financing

Founder Contacts

41,000+ verified contacts

Dover, United States

Material Evolution develops ultra-low carbon cement solutions that leverage AI to revolutionize construction and cut CO₂ emissions.

Jun 2025
Debt Financing

Founder Contacts

41,000+ verified contacts

Waterbury, United States
$6.5M
raised

NOMAD Transportable Power Systems offers patent-pending technologies to fit any project or application need.

Jun 2026
Debt Financing

Founder Contacts

41,000+ verified contacts

Los Angeles, United States
$500.0M
raised

Avantus develops large-scale solar and solar-plus-storage projects to drive the adoption of zero-emission energy.

Jun 2025
Debt Financing

Founder Contacts

41,000+ verified contacts

Woburn, United States
$500.0M
raised

Phoenix Tailings is a rare earth metals production company that transforms mining waste (tailings) into usable rare earth metals and alloys.

Jun 2026
Debt Financing

Founder Contacts

41,000+ verified contacts

Ready to Reach These Founders?

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41,000+ verified emails
Unlimited exports
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Sollentuna, Sweden
$215.5M
raised

Svea Solar is digitalising energy.

Jun 2026
Debt Financing

Founder Contacts

41,000+ verified contacts

Natick, United States
$100.0M
raised

Electric Hydrogen develops electrolyzer technologies to enable abundant, low-cost, and clean hydrogen to replace fossil fuels.

May 2024
Debt Financing

Founder Contacts

41,000+ verified contacts

Princeton, United States
$1.0M
raised

We make it simple to buy and sell energy in competitive markets (B2B SaaS + Marketplace)

May 2022
Debt Financing

Founder Contacts

41,000+ verified contacts

Cranbury, United States
$6.0M
raised

IoTecha is a global leader in vehicle-to-grid integration and one of America’s Top GreenTech Companies 2024.

May 2025
Debt Financing

Founder Contacts

41,000+ verified contacts

Houston, United States
$350K
raised

Sun Co. Tracking specializes in making solar trackers more affordable and reliable for rooftop applications.

May 2022
Debt Financing

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
Unlimited exports
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Berlin, Germany
$108.6M
raised

Zolar offers photovoltaic systems that homeowners can customize, compare, and order online at a fixed price.

Apr 2024
Debt Financing

Founder Contacts

41,000+ verified contacts

Helsinki, Finland

Sulapac brings solutions to the global plastic waste problem with biodegradable packaging innovation.

Apr 2023
Debt Financing

Founder Contacts

41,000+ verified contacts

Calgary, Canada
$10.0M
raised

Carbon Upcycling develops technology to produce local, low-carbon cement materials from CO₂ emissions and industrial byproducts

Apr 2026
Debt Financing

Founder Contacts

41,000+ verified contacts

Silver Spring, United States
$325K
raised

9Fiber is an agro-technology company creating high value, hyper-clean, engineered materials from hemp-derived feedstocks.

Apr 2022
Debt Financing

Founder Contacts

41,000+ verified contacts

Endicott, United States
$100.0M
raised

iM3NY is a startup lithium ion battery cell manufacturing company with HQ and Gigafactory located in Endicott, NY.

Apr 2022
Debt Financing

Founder Contacts

41,000+ verified contacts

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