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Seed Energy Storage Companies

Explore 109 energy storage startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
109
Total Funding
$118.5M
Avg Funding
$4.7M
Cities
22

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Dallas, United States
$5.0M
raised

Mantle Energy develops activated geothermal systems that repurpose depleted wells to generate low-carbon baseload power.

Jun 2026
Seed

Founder Contacts

41,000+ verified contacts

München, Germany
$29.1M
raised

encosa is a battery storage provider for commercial and industrial customers.

Jun 2026
Seed

Founder Contacts

41,000+ verified contacts

Seattle, United States
$1.0M
raised

Emerald Battery Labs is an energy company that revolutionizes batteries through sodium-ion innovation.

Jun 2024
Seed

Founder Contacts

41,000+ verified contacts

Utrecht, The Netherlands
$7.6M
raised

Eddy Grid is a ambitious energy storage company offers sustainable energy sources.

May 2026
Seed

Founder Contacts

41,000+ verified contacts

Seattle, United States
$250K
raised

Ven Charging specializes in EV charging solutions for commercial real estate.

May 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Spring, United States
$3.0M
raised

Fintech that provides a financing marketplace for energy efficiency projects

May 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

Tampere, Finland
$4.2M
raised

TheStorage provides sustainable grid-scale energy storage that can discharge heat, steam, or CHP.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

Vancouver, Canada
$7.0M
raised

Soma Energy improves power production, storage, and consumption, enabling generators trade intelligently and data centers function.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

Edinburgh, United Kingdom
$13.5M
raised

Exergy3 is a cleantech company that develops thermal energy storage solutions for industrial applications.

Apr 2026
Seed

Founder Contacts

41,000+ verified contacts

Washington, United States
$1.0M
raised

OpenGrid turns everyday commercial real estate into flexible grid infrastructure using behind-the-meter batteries and EV charging.

Apr 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Kowloon City, Hong Kong
$1.9M
raised

Volt14 is develops ultra-high performance materials for Li-ion batteries.

Mar 2025
Seed

Founder Contacts

41,000+ verified contacts

New York, United States
$5.0M
raised

Flywheel energy storage system

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Singapore, Singapore
$1.0M
raised

Amplicity provides a turnkey solution to transform idle industrial backup batteries into revenue-generating smart energy assets.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Grenoble, France

BioEsol provides AI-driven energy-storage systems and software that monitor and optimize electricity use for businesses.

Mar 2025
Seed

Founder Contacts

41,000+ verified contacts

Ann Arbor, United States
$2.0M
raised

Volt Harbor offers a battery-agnostic energy storage platform that can scale from commercial-scale to utility-scale deployments.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Riga, Latvia
$273K
raised

Engycell is an energy management and trading software that provides flexibility services on demand.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Dartboard Energy provides an AI tool for battery operators to optimize revenue and track performance in electricity markets.

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Paris, France
$557K
raised

Youree is the next-generation V2G (Vehicle to Grid) platform.

Mar 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$7.0M
raised

Derapi is the universal, enterprise-grade API for distributed energy resource (DER) devices.

Feb 2026
Seed

Founder Contacts

41,000+ verified contacts

Milano, Italy
$8.3M
raised

Sinergy Flow enables the energy transition by developing redox flow batteries for energy storage.

Feb 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Berlin, Germany
$2.1M
raised

Scale Energy develops Europe´s largest decentralized network of energy storage

Feb 2025
Seed

Founder Contacts

41,000+ verified contacts

Delft, The Netherlands

MEMSYS is a Dutch startup founded as a spin-off from the Delft University of Technology.

Feb 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Brooklyn, United States
$7.5M
raised

XL Batteries develops a technology platform to reduce waste formation.

Sep 2025
Seed

Founder Contacts

41,000+ verified contacts

Utrecht, The Netherlands
$1.8M
raised

Zympler facilitates businesses to integrate their energy infrastructure, including batteries, charging stations, and solar panels.

Sep 2025
Seed

Founder Contacts

41,000+ verified contacts

Amherst, United States
$9.5M
raised

florrent is a bio-based materials and energy storage company.

Sep 2025
Seed

Founder Contacts

41,000+ verified contacts

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109 Energy Storage Seed Startups (October 2026) — Page 2 | VCBacked