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Convertible Note Energy Companies

Explore 48 energy startups that raised convertible note funding. Access verified founder contact information and fundraising data.

Total Companies
48
Total Funding
$45.0M
Avg Funding
$1.8M
Cities
23

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Espoo, Finland

Teraloop is developing a breakthrough in utility scale storage to unlock the integration of renewable energy.

Sep 2021
Convertible Note

Founder Contacts

30,000+ verified contacts

Tampere, Finland
$1.2M
raised

E-Heat builds and operates data centers that recycle waste heat generated by server equipment.

Sep 2025
Convertible Note

Founder Contacts

30,000+ verified contacts

Oklahoma City, United States
$2.0M
raised

Bison is the privately held energy solutions company in Oklahoma.

Sep 2022
Convertible Note

Founder Contacts

30,000+ verified contacts

Chandler, United States
$20.0M
raised

Elevation is a provider of residential solar, storage, energy efficiency, and energy intelligence technology.

Sep 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

London, United Kingdom
$144K
raised

EvRiderz is the world’s first triple-play green eDelivery last mile solution company. Making a difference with EVery ride.

Sep 2022
Convertible Note

Founder Contacts

30,000+ verified contacts

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Singapore, Singapore
$134K
raised

BtrLyf is a digital platform for the built environment that helps co-creation of sustainable buildings

Sep 2021
Convertible Note

Founder Contacts

30,000+ verified contacts

Fréjus, France
$1.1M
raised

Sakowin Next generation of on-site on-demand low-cost sustainable Hydrogen production.

Aug 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

Alkmaar, The Netherlands
$407K
raised

WePositive.Energy is a platform dedicated to creating energy-positive communities through peer-to-peer energy

Aug 2025
Convertible Note

Founder Contacts

30,000+ verified contacts

Bellevue, United States
$329K
raised

FlexCharging is an electric vehicle data analytics and demand flexibility provider.

Aug 2024
Convertible Note

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$300K
raised

Energy optimization for data centers. Revenue optimization for power generation.

Jul 2024
Convertible Note

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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London, United Kingdom
$3.8M
raised

Clim8 Invest provides an app that allows individuals to invest in industries that work towards fighting climate change.

Jul 2021
Convertible Note

Founder Contacts

30,000+ verified contacts

Oslo, Norway
$5.0M
raised

Skyfri is a cleantech company that provides solar asset owners with a platform that automates operations, maintenance, and asset management.

Jul 2022
Convertible Note

Founder Contacts

30,000+ verified contacts

Anchorage, United States
$166K
raised

60Hertz Energy is a provider of offline-first maintenance software solutions for teams and assets.

Jul 2024
Convertible Note

Founder Contacts

30,000+ verified contacts

$535K
raised

Green Future Project is an innovative platform for tracking, tracing, and visualizing their impact in real-time.

Jul 2022
Convertible Note

Founder Contacts

30,000+ verified contacts

Wilmington, United States
$2.5M
raised

Leading Edge Equipment Technologies is a developer of kerfless, single crystal silicon wafers intended to be used in solar panels.

Jul 2021
Convertible Note

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Amsterdam, The Netherlands
$250K
raised

Empowering Decisions: Tailored Market Intelligence and Strategic Insights through Hybrid Intelligence.

Jun 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

Harwell, United Kingdom
$800K
raised

Spottitt offers satellite-derived risk analytics for the energy, environment and infrastructure sectors.

Jun 2024
Convertible Note

Founder Contacts

30,000+ verified contacts

Dundee, United Kingdom
$292K
raised

Heero Technologies is a self-sustaining energy platform that strives to make net zero homes a possibility.

May 2024
Convertible Note

Founder Contacts

30,000+ verified contacts

Ithaca, United States
$75K
raised

Innovating technology to make everyday fuels and products from CO2 emissions, mitigating climate change and building a sustainable future.

Apr 2025
Convertible Note

Founder Contacts

30,000+ verified contacts

Saint-denis, France

HysetCo is a hydrogen mobility start-up that helps its clients shift to zero-emission transportation.

Apr 2026
Convertible Note

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Binghamton, United States
$750K
raised

Bridge Green Upcycle is a clean energy company that specializes in lithium-ion battery upcycling technology solutions.

Apr 2026
Convertible Note

Founder Contacts

30,000+ verified contacts

London, United Kingdom
$62K
raised

Standard Gas produce a high quality synthetic gas from a wide range of non recyclable waste feedstock.

Apr 2026
Convertible Note

Founder Contacts

30,000+ verified contacts

Menlo Park, United States

HyPoint is a provider of a hydrogen fuel cell system for air transportation market.

Mar 2022
Convertible Note

Founder Contacts

30,000+ verified contacts

Edinburgh, United Kingdom
$992K
raised

Gravitricity develops a novel storage technology which offers some of the best characteristics of lithium batteries and pumped storage.

Mar 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

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

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