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Energy Storage Startups

Updated August 2026

Companies in the energy storage sector developing innovative solutions and technologies.

Explore 417 recently funded energy storage companies with verified founder contact information and fundraising data.

Total Companies
417
Total Funding
$5.6B
Avg Funding
$223.1M
Global Reach
12
countries

Top Cities for Energy Storage

Charlestown
Kuopio
Foetz
Boston
Woburn
San Francisco

Recently Funded Companies

Export
Charlestown, United States

Pure Lithium manufactures lithium metal battery technology to offer clean, sustainable, and cost-effective rechargeable batteries.

Mar 2025

Founder Contacts

41,000+ verified contacts

Kuopio, Finland

Capalo AI is a developer of an AI-optimized bidding platform that helps energy asset owners maximize their revenue in battery storage.

$13.0M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Foetz, Luxembourg

R3 Robotics is an industrial robotics company that develops AI-powered automated disassembly systems for end-of-life processing.

$16.5M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Boston, United States

GE Vernova provides energy consulting, gas power, and grid solutions.

$2.6B raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Woburn, United States

SES builds AI-powered lithium-metal batteries for EVs, drones, and energy storage.

$275.0M raised
Feb 2022

Founder Contacts

41,000+ verified contacts

San Francisco, United States

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

$7.0M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Berlin, Germany

Securing Energy for Europe is an energy company that specializes in procurement, trading, sales, transport, storage, and gas mobility.

$1.9B raised
Feb 2025

Founder Contacts

41,000+ verified contacts

Copenhagen, Denmark

Hyme Energy develops systems to provide low-carbon industrial heat using molten salt energy storage technology.

$2.7M raised
Feb 2024

Founder Contacts

41,000+ verified contacts

Sendai, Japan

3DC is a manufacturing company that specializes in the development and sale of carbon materials used in batteries.

$2.4M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Boulder, United States

SMT Energy is a renewable energy developer focused on scaling PV, community solar, standalone energy storage, and management facilities.

$135.0M raised
Feb 2025

Founder Contacts

41,000+ verified contacts

Toronto, Canada

Hydrostor develops and operates long-duration energy storage systems to replace the use of fossil fuels.

Feb 2026

Founder Contacts

41,000+ verified contacts

Milano, Italy

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

$8.3M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Thornton, United Kingdom

O-Hx is responsible for the development of more efficient cooling systems that can also function as utility scale energy storage solutions.

$586K raised
Feb 2023

Founder Contacts

41,000+ verified contacts

Cologne, Germany

Einklang Energy provides battery storage solutions for German SMEs, combining energy flexibility with renewable power contracts.

$2.6M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Wittenberg, Germany

TESVOLT AG is one of the innovation and market leaders for commercial and industrial energy storage system solutions in Germany and Europe.

Feb 2022

Founder Contacts

41,000+ verified contacts

Berlin, Germany

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

$2.1M raised
Feb 2025

Founder Contacts

41,000+ verified contacts

Seattle, United States

Electric Era Technologies develops AI-controlled battery storage for the cost-effective operation of charging stations.

$1.0M raised
Feb 2024

Founder Contacts

41,000+ verified contacts

Den Haag, The Netherlands

Lion Storage is an expert in creating battery energy storage solutions for utilities.

$364.7M raised
Feb 2025

Founder Contacts

41,000+ verified contacts

Boston, United States

Swift Current Energy is a renewable energy company that develops and operates clean energy projects.

$248.0M raised
Feb 2026

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

Founder Contacts

41,000+ verified contacts

Loveland, United States

KineticCore Solutions is a technology manufacturing company that produces energy storage systems.

$255K raised
Feb 2022

Founder Contacts

41,000+ verified contacts

Copenhagen, Denmark

Bankable renewable energy intelligence

$9.1M raised
Feb 2024

Founder Contacts

41,000+ verified contacts

Tallinn, Estonia

Gelatex has invented fast and scalable solution-spinning technology to produce nanofibers for various industries.

Feb 2025

Founder Contacts

41,000+ verified contacts

Paphos, Cyprus

Redox One manufactures iron-chromium flow batteries for large-scale energy storage across industrial and grid applications.

$20.0M raised
Feb 2024

Founder Contacts

41,000+ verified contacts

Seattle, United States

Joule Case ESS is designed to meet the mission-critical power needs of businesses, heavy industry, grid-backup, and EV charging.

$2.2M raised
Feb 2023

Founder Contacts

41,000+ verified contacts

Showing 201 to 225 of 417 companies

About the Energy Storage Startup Ecosystem

The energy storage sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in Energy Storage

Energy Storage companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The energy storage sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

Energy Storage Funding Breakdown

Here is how funding is distributed among the 417 energy storage companies tracked in the VCBacked database.

Average Funding
$223.1M
Total Funding Tracked
$5.6B
Countries Represented
12

Distribution by Funding Stage

Other25 companies

Top Cities for Energy Storage

1.Boston
2 companies$2.8B
2.Berlin
2 companies$1.9B
3.Copenhagen
2 companies$11.8M
4.Seattle
2 companies$3.2M
5.Charlestown
1 companiesUndisclosed

Related Industries

Companies in the energy storage sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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