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Series A Energy Efficiency Companies

Explore 43 energy efficiency startups that raised series a funding. Access verified founder contact information and fundraising data.

Total Companies
43
Total Funding
$338.0M
Avg Funding
$18.8M
Cities
16

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San Francisco, United States
$13.0M
raised

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

Jan 2024
Series A

Founder Contacts

41,000+ verified contacts

Vienna, Austria
$8.4M
raised

Hydrogrid is a SaaS platform provider that specializes in the efficient dispatch and commercialization of renewable energy generation.

Dec 2023
Series A

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$632K
raised

GridDuck is a cloud-based hardware, dashboard & API enabling control of your clients' energy

Nov 2023
Series A

Founder Contacts

41,000+ verified contacts

Frankfurt, Germany
$6.9M
raised

Driving the world towards sustainable and zero-waste manufacturing

Oct 2023
Series A

Founder Contacts

41,000+ verified contacts

Scotts Valley, United States
$30.0M
raised

Ambient Photonics is a low light energy harvesting PV cells for smart home, consumer electronics, and IoT devices.

Sep 2023
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Pasadena, United States
$12.0M
raised

Caelux is a renewable energy company that develops perovskite-on-glass technology for the terrestrial solar and commercial space industries.

Aug 2023
Series A

Founder Contacts

41,000+ verified contacts

Hamburg, Germany
$5.5M
raised

vilisto: The AI Solution to Europe's Office Energy Consumption Problem

Jul 2023
Series A

Founder Contacts

41,000+ verified contacts

Singapore, Singapore
$2.0M
raised

Ai driven Intelligent Energy Cloud Platform for smart buildings and systems with distributed energy sources.

Jul 2023
Series A

Founder Contacts

41,000+ verified contacts

Singapore, Singapore
$10.5M
raised

Transforming smart devices and systems into intelligent ones for security, energy saving and health care.

Mar 2023
Series A

Founder Contacts

41,000+ verified contacts

Sydney, Australia
$3.3M
raised

Leveraging EVs and distributed energy resources to accelerate the energy transition.

Dec 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Itzehoe, Germany
$63.3M
raised

Innovative cells, High performance batteries, Lithium ion, cells, Automotive cells, Aviation cells, High Si cells, battery technology

Dec 2022
Series A

Founder Contacts

41,000+ verified contacts

Oak Ridge, United States
$140.0M
raised

Standard Nuclear manufactures advanced nuclear fuel for next-generation reactors and high-temperature applications.

Jan 2026
Series A

Founder Contacts

41,000+ verified contacts

Remscheid, Germany
$6.8M
raised

Very High Temperature Heat Pumps (VHTHP) for hIgh efficient and deep de-carbonisation of industrial heating processes.

Jan 2022
Series A

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$3.2M
raised

Airex is a smart ventilation control that builds intelligent air ventilation units using atmospheric sensors and cloud algorithms.

Dec 2022
Series A

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden
$14.6M
raised

SunRoof is a start-up developing fully solar 2-in-1 roofs and façades as well as solutions to support smart energy management.

Jan 2023
Series A

Founder Contacts

41,000+ verified contacts

Ready to Reach These Founders?

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41,000+ verified emails
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Asker, Norway
$17.6M
raised

Enerin AS focuses on energy tech, reducing costs with heating and cooling systems for industrial use.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

Barcelona, Spain
$250K
raised

Treat your customers as individuals - provide personalized products using our innovative 3D printing solutions. Food. Personal Care. Pharma.

Oct 2022
Series A

Founder Contacts

41,000+ verified contacts

Munich, Germany

Pionierkraft develops a sustainable solution that increases the proportion of energy consumed on-site.

Oct 2024
Series A

Founder Contacts

41,000+ verified contacts

Showing 26 to 43 of 43 companies

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