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Convertible Note Energy Companies

Explore 49 energy startups that raised convertible note funding. Access verified founder contact information and fundraising data.

Total Companies
49
Total Funding
$420.1M
Avg Funding
$17.5M
Cities
24

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Monrovia, United States
$4.2M
raised

LiNova Energy is a developer of ultra-high energy density batteries.

Mar 2026
Convertible Note

Founder Contacts

30,000+ verified contacts

Seattle, United States

Allumia funds, designs, install and maintain a lighting upgrade for commercial and industrial customers.

Feb 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

Washington, United States

Aquicore is an information technology company that offers a cloud-based software designed for asset operations platform for the CRE sector.

Feb 2022
Convertible Note

Founder Contacts

30,000+ verified contacts

Longmont, United States
$500K
raised

Energy and Space, Research and Development

Feb 2026
Convertible Note

Founder Contacts

30,000+ verified contacts

San Mateo, United States
$10.0M
raised

Complete Solar Solution offers a wide range of solar products and financing programs to help consumers reduce their electricity bills.

Feb 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

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Zürich, Switzerland
$20.0M
raised

Candi is a solar company that provides small-scale commercial and industrial rooftop solar battery solutions.

Jul 2025
Convertible Note

Founder Contacts

30,000+ verified contacts

Malmö, Sweden
$23.0M
raised

ORBITAL SYSTEMS is a Swedish clean-tech company that develops a water recycling technology to be used in domestic appliances.

Jan 2022
Convertible Note

Founder Contacts

30,000+ verified contacts

Dunedin, United States
$7.5M
raised

Maximize, Save, Conserve. IoT, Energy Management and Sustainable Consumption of Energy & Resources.

Dec 2022
Convertible Note

Founder Contacts

30,000+ verified contacts

Calgary, Canada
$149.7M
raised

Entropy focuses on commercializing energy‐transition technologies.

Dec 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

Huntsville, United States
$4.5M
raised

Liquid fluoride thorium reactor (LFTR) technology developer

Dec 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Boston, United States

Found Energy is a renewable energy company engaging in turning aluminum into a renewable energy carrier.

Dec 2024
Convertible Note

Founder Contacts

30,000+ verified contacts

Palo Alto, United States

Noon Energy develops a flow battery technology that enables economical long-duration energy storage.

Dec 2024
Convertible Note

Founder Contacts

30,000+ verified contacts

Solon, United States
$20.0M
raised

Leading the ESG revolution by fermenting award-winning, green ingredients to the biggest global challenges.

Dec 2025
Convertible Note

Founder Contacts

30,000+ verified contacts

Chicago, United States

ForeLight is developting the biomanufacturing industry through their proprietary photosynthetic production technology.

Nov 2021
Convertible Note

Founder Contacts

30,000+ verified contacts

Oak Ridge, United States
$87.0M
raised

Stellarator technology to transform energy markets with fusion power.

Jan 2026
Convertible Note

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Bogotá, Colombia
$8.5M
raised

Bia Energy is transforming LatAm’s power sector with smart meters and a digital platform for real-time control, savings, and sustainability.

Nov 2024
Convertible Note

Founder Contacts

30,000+ verified contacts

Brussel, Belgium
$1.2M
raised

Virtual Engineers - Making the life of production-critical installations safer, longer and more efficient. SaaS + Deployment.

Nov 2021
Convertible Note

Founder Contacts

30,000+ verified contacts

Reno, United States
$95K
raised

Hyper-efficient Air-Conditioning Hardware Company

Nov 2025
Convertible Note

Founder Contacts

30,000+ verified contacts

Grindsted, Denmark
$217K
raised

An AI-driven optimization and prediction system for the future reliable district energy and a flexible grid.

Nov 2024
Convertible Note

Founder Contacts

30,000+ verified contacts

Somerset, United States
$5.0M
raised

Impact-focused multi-state operator: energy production, capital efficiency, automation, microgrid, solar arrays, CHP, sustainability

Jan 2025
Convertible Note

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Scottsdale, United States
$4.5M
raised

NarrativeWave is the AI Automation & Analytics platform for Energy companies focused on impacting operations.

Jan 2025
Convertible Note

Founder Contacts

30,000+ verified contacts

London, United Kingdom
$300K
raised

Brenpower is an industrial solution, utilizing IoT and AI technologies to reduce carbon emissions and enhance operational efficiency.

Oct 2022
Convertible Note

Founder Contacts

30,000+ verified contacts

Brooklyn, United States

Kelvin is an energy management and electrification platform for radiator-heated buildings.

Oct 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

Kempten, Germany
$73.9M
raised

Numbat provides High-Power Charging station with an integrated battery storage.

Oct 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

Showing 26 to 49 of 49 companies

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