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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
$1.1B
Avg Funding
$45.5M
Global Reach
11
countries

Top Cities for Energy Storage

Oakland
Lugano
Paris
Hamburg
Brooklyn
Utrecht

Recently Funded Companies

Export
Oakland, United States

Lilac is a direct lithium extraction technology company that enables producers to extract lithium from brine resources.

$145.0M raised
Feb 2024

Founder Contacts

41,000+ verified contacts

Lugano, Switzerland

Energy Vault offers a utility-scale, gravity-based storage solution for renewable energy.

$135.5M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Paris, France

WAAT operates fast charging stations for electric and rechargeable hybrid vehicles.

$117.5M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Hamburg, Germany

suena is a Hamburg based 100% digital flexibility trader for large-scale battery storage and renewable energies.

$9.5M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Brooklyn, United States

XL Batteries develops a technology platform to reduce waste formation.

$7.5M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Utrecht, The Netherlands

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

$1.8M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Amherst, United States

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

$9.5M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Woodinville, United States

Group14 Technologies is a commercial manufacturer and supplier of advanced silicon battery technology.

$463.0M raised
Aug 2025

Founder Contacts

41,000+ verified contacts

Katy, United States

Elementium is a battery materials company that develops and scales novel electrolyte formulations for advanced lithium-ion chemistries.

$3.0M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Pleasanton, United States

Enact's platform enables customers to simplify their solar purchase, also used by thousands of professionals in 20+ countries

$2.1M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden

Tether builds AI that turns millions of parked EVs into the world's largest battery

$1.5M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Aachen, Germany

Voltfang develops battery storage solutions for commercial, industrial and grid-scale applications using EV traction batteries.

$17.3M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Rivesaltes, France

ETC specializes in thermal storage, energetic efficiency, industrial wastes recovery high valuation and advanced materials characterization.

$18.3M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

La Rinconada, Spain

HESS Ltd. is a technological solution provider, a pioneer in creating hybrid energy storage solutions for the electrical grid

$13.6M raised
May 2025

Founder Contacts

41,000+ verified contacts

Singapore, Singapore

VFlow uses its unique IP to build safe, long-lasting, high performing low-cost flow batteries for large scale energy storage application.

$20.5M raised
May 2025

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Breathe Battery Technologies is a developer of electric vehicle battery charging control software for automotive manufacturers.

$21.0M raised
May 2025

Founder Contacts

41,000+ verified contacts

Renens, Switzerland

NovaMea is a clean technology startup that develops and commercializes electrochemical solutions for energy storage and conversion.

$9.0M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Fremont, United States

We build resilient and flexible EV charging infrastructure to accelerate decarbonization, and support community adaptation to climate risks.

$100K raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Vienna, Austria

SALZSTROM is a sustainable technology company that focuses on sodium-ion batteries as a viable alternative to lithium-ion energy storage.

$1.0M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Nunawading, Australia

RayGen is building lowest cost, long duration solar + storage to deliver the economics of pumped hydro with the flexibility of batteries.

$79.0M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden

Providing scalable building & business energy optimizations, in balance with energy providers & distributors.

$600K raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Berlin, Germany

Theion provides lithium-sulfur and solid-state batteries.

$16.4M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Stockholm, Sweden

Echandia develops energy storage solutions and battery systems for maritime transportation, shipping, and other heavy-duty applications.

$30.9M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Emeryville, United States

Sepion is an advanced membrane company offering a platform suite of highly-tunable nanoscale membranes for multiple industrial markets.

Feb 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Tyba is a modeling platform for developing, financing, operating solar and storage projects.

$13.9M raised
Feb 2025

Founder Contacts

41,000+ verified contacts

Showing 226 to 250 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
$45.5M
Total Funding Tracked
$1.1B
Countries Represented
11

Distribution by Funding Stage

Other25 companies

Top Cities for Energy Storage

1.Stockholm
3 companies$33.0M
2.Oakland
1 companies$145.0M
3.Lugano
1 companies$135.5M
4.Paris
1 companies$117.5M
5.Hamburg
1 companies$9.5M

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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