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Series A Clean Energy Companies

Explore 26 clean energy startups that raised series a funding. Access verified founder contact information and fundraising data.

Total Companies
26
Total Funding
$855.8M
Avg Funding
$34.2M
Cities
19

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Darmstadt, Germany

Focused Energy is a fusion energy company developing laser-driven inertial fusion systems for commercial power generation.

May 2026
Series A

Founder Contacts

19,000+ verified contacts

Raleigh, United States
$60.0M
raised

DG Matrix develops solid-state power conversion systems for electric vehicle charging and distributed energy applications.

Feb 2026
Series A

Founder Contacts

19,000+ verified contacts

Denver, United States
$16.8M
raised

Zero Homes is a technology company that develops an end-to-end digital platform that supports homeowners and contractors.

Feb 2026
Series A

Founder Contacts

19,000+ verified contacts

San Francisco, United States
$450.0M
raised

Inertia is a fusion-energy company that builds and generates commercialized fusion powers.

Feb 2026
Series A

Founder Contacts

19,000+ verified contacts

Los Angeles, United States
$55.0M
raised

Arbor Energy is a clean power company that creates compact systems to generate clean, dependable electricity with zero emissions.

Oct 2025
Series A

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
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Munich, Germany
$17.6M
raised

Proxima Fusion develops stellarator-based fusion reactors to deliver clean, continuous energy through advanced simulation and engineering.

Sep 2025
Series A

Founder Contacts

19,000+ verified contacts

Miami, United States
$20.0M
raised

HOPE Hydration is a water-tech & media startup transforming global hydration.

Jul 2025
Series A

Founder Contacts

19,000+ verified contacts

Berlin, Germany
$27.2M
raised

End-to-End Energy-as-a-Service for Small and Medium Sized Enterprise

May 2025
Series A

Founder Contacts

19,000+ verified contacts

Lexington, United States
$46.3M
raised

The Nuclear Company is a fleet-scale nuclear deployment firm that offers for nuclear sectors.

May 2025
Series A

Founder Contacts

19,000+ verified contacts

Amsterdam, The Netherlands

Transforming CO2 supply

Apr 2025
Series A

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
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Amsterdam, The Netherlands
$17.5M
raised

Thorizon develops and deploys cutting-edge technology for molten salt reactors.

Mar 2025
Series A

Founder Contacts

19,000+ verified contacts

Berkeley, United States
$27.5M
raised

Capture6 is a direct air capture start-up leveraging its technology to support climate resilience and industrial decarbonization.

Mar 2025
Series A

Founder Contacts

19,000+ verified contacts

London, United Kingdom
$17.4M
raised

Developing the world's first high pressure, ultra-efficient electrolyser and lowest cost of pressurised green hydrogen.

Mar 2025
Series A

Founder Contacts

19,000+ verified contacts

South Burlington, United States
$3.4M
raised

Resonant Link delivers the world's fastest and easiest to use wireless charging for medical devices, consumer electronics, and EVs.

Jan 2025
Series A

Founder Contacts

19,000+ verified contacts

Munich, Germany
$14.5M
raised

Vaeridion develops electric microliners for zero-emission regional air travel.

Dec 2024
Series A

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
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Chatsworth, United States
$3.0M
raised

Calicat is a clean-energy company developing a proprietary electrocatalyst discovery process for electrolyser.

Oct 2024
Series A

Founder Contacts

19,000+ verified contacts

San Francisco, United States
$16.6M
raised

Treehouse is a software-enabled service for home electrification.

Oct 2024
Series A

Founder Contacts

19,000+ verified contacts

Santa Clara, United States
$15.0M
raised

AmpUp is an electric vehicle charging company that enables drivers, hosts, and fleets to charge stress-free.

Sep 2024
Series A

Founder Contacts

19,000+ verified contacts

Berlin, Germany
$3.6M
raised

Amperecloud is the leading Operating System for Renewables.

Jul 2024
Series A

Founder Contacts

19,000+ verified contacts

Bern, Switzerland
$3.3M
raised

Green-Y is reducing energy cost for industry clients by providing a next-gen efficient compressed air technology.

Apr 2024
Series A

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
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San Francisco, United States
$9.5M
raised

Gradient's mission is to cool the world by transforming every home to be more comfortable and healthy for the people who inhabit it.

Feb 2024
Series A

Founder Contacts

19,000+ verified contacts

San Francisco, United States
$13.0M
raised

Geminus is pioneering real-time intelligence for complex industrial systems.

Jan 2024
Series A

Founder Contacts

19,000+ verified contacts

Alameda, United States
$8.8M
raised

Zero Emission Industries offers a complete range of hydrogen powered energy systems.

Nov 2023
Series A

Founder Contacts

19,000+ verified contacts

Edinburgh, United Kingdom
$9.8M
raised

Continuum Industries is a provider of an AI-powered infrastructure development platform.

Sep 2023
Series A

Founder Contacts

19,000+ verified contacts

Fargo, United States
$250K
raised

BWR Innovations develops zero emission electrical generators with fuel cell technologies for microgrids and virtual power plant applications

Sep 2023
Series A

Founder Contacts

19,000+ verified contacts

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