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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
$777.3M
Avg Funding
$31.1M
Global Reach
8
countries

Top Cities for Energy Storage

Miami
Amsterdam
Beltsville
San Diego
Champaign
Singapore

Recently Funded Companies

Export
Miami, United States

Spearmint Energy is a merchant energy trading company founded to combine innovative financial solutions.

$325.0M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Amsterdam, The Netherlands

Optimize and manage charging stations, batteries, solar and the grid with our (white label) Charging and Energy Management Saas cloud.

$3.9M raised
Jun 2023

Founder Contacts

41,000+ verified contacts

Beltsville, United States

ION Storage Systems is an energy startup developing Solid State Lithium Metal Batteries.

$2.0M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

San Diego, United States

Unigrid develops sodium-ion batteries for energy storage and e-mobility applications.

$2.9M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Champaign, United States

Cache Energy is developing energy storage technology that is non-toxic, non-flammable, and a fire retardant for easy transportation.

$4.0M raised
Jun 2024

Founder Contacts

41,000+ verified contacts

Singapore, Singapore

We are a tech and automotive OEM on a mission to create and deliver aspirational and sustainable mobility and energy solutions for everyone.

Jun 2023

Founder Contacts

41,000+ verified contacts

Newcastle Upon Tyne, United Kingdom

A pioneer of 2nd life electric vehicle battery based energy storage systems.

$18.3M raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Dallas, United States

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

$5.0M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Chicago, United States

Ourea Energy is a clean tech company that offers gravity-powered energy storage solution for data centers and independent power producers.

$250K raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Westborough, United States

Ascend Elements manufactures sustainable battery materials using elements from discarded lithium-ion batteries.

Jun 2025

Founder Contacts

41,000+ verified contacts

Boston, United States

ELECTRA AI develops software platforms that use AI to monitor, manage, and optimize battery systems across multiple applications.

Jun 2023

Founder Contacts

41,000+ verified contacts

Oldenburg, Germany

Vanevo develops and creates stacks and modules for redox flow batteries.

$1.8M raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Ithaca, United States

GCI is a well-funded utility scale energy storage development firm managed by experienced project developers.

$22.5M raised
Jun 2023

Founder Contacts

41,000+ verified contacts

Sollentuna, Sweden

Svea Solar is digitalising energy.

$215.5M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

München, Germany

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

$29.1M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Sherman Oaks, United States

Emission free aviation and energy storage technology company

Jun 2025

Founder Contacts

41,000+ verified contacts

Seattle, United States

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

$1.0M raised
Jun 2024

Founder Contacts

41,000+ verified contacts

Rostock, Germany

CYTOK turns hydrogen & CO₂ into green methane. Patented CCU/CCR tech for MW-scale storage & full energy autonomy

$371K raised
Jun 2025

Founder Contacts

41,000+ verified contacts

New Hampshire, United States

Granite Source Power develops battery energy storage and renewable energy projects.

$40.0M raised
Jun 2023

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Ample offers modular battery-swapping technology for efficient energy delivery and scalable power solutions in the electric vehicles sector.

$11.2M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

New York, United States

MN8 Energy is a renewable energy company that provides solar power generation and energy storage solutions primarily for enterprises.

$87.5M raised
May 2026

Founder Contacts

41,000+ verified contacts

Vancouver, Canada

NVRO Metals is a clean technology company capitalizing on environmental stewardship and sustainability.

$2.6M raised
May 2026

Founder Contacts

41,000+ verified contacts

Paris, France

OneFlash is an application that allows users to rent mobile power banks from stations.

$4.1M raised
May 2026

Founder Contacts

41,000+ verified contacts

Chicago, United States

Celadyne Technologies develops membranes for use in electrolyzers and fuel cells that require minimal heat and water management.

$250K raised
May 2026

Founder Contacts

41,000+ verified contacts

New Orleans, United States

Advano is a renewable energy power company delivering a scalable silicon solution for lithium-ion batteries.

May 2024

Founder Contacts

41,000+ verified contacts

Showing 101 to 125 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
$31.1M
Total Funding Tracked
$777.3M
Countries Represented
8

Distribution by Funding Stage

Other25 companies

Top Cities for Energy Storage

1.Chicago
2 companies$500K
2.Miami
1 companies$325.0M
3.Amsterdam
1 companies$3.9M
4.Beltsville
1 companies$2.0M
5.San Diego
1 companies$2.9M

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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