AQUABATTERY logo — The world's most sustainable long duration energy storage so...

AQUABATTERY

The world's most sustainable long duration energy storage solution based on saltwater.

Founded 2014 The Netherlands The Netherlands 25 employees Seed Total: $8.26M Energy, Renewable Energy +1

General Information

Company Name AQUABATTERY
Founded Year 2014
Location The Netherlands The Netherlands
Employees 25
Industries Energy, Renewable Energy, Energy Storage
Funding Stage Seed
Business Model B2B, D2C, B2G
Revenue Model Product Sales, Service Fee, Usage Based
Hiring 4 roles posted in the month to 25 Sep 2026
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Recorded by Bounce Watch from public sources. Every entry below carries the date we observed it, and when we have not looked recently the page says so rather than leaving silence to imply nothing happened.

Program Acceptance Sep 16, 2026

AQUABATTERY's saltwater-based flow battery technology is being validated in RenewaFLEXNL, a Dutch programme testing long-duration energy storage in real industrial, agricultural and grid-constraine…

Actively Hiring Sep 10, 2026

Hiring for 4 positions in the last 30 days.

About AQUABATTERY

AQUABATTERY, established in 2014, presents itself as a pioneering force in the Energy and Renewable Energy sectors, focusing specifically on Energy Storage. The company's unique slogan, "The world's most sustainable long duration energy storage solution based on saltwater," encapsulates its mission to transform energy storage leveraging the natural and abundant resources of water and table salt.

Utilizing a flow-type long duration energy storage (LDES) system, AQUABATTERY has innovated a method to store renewable electricity in a way that's both sustainable and scalable. This breakthrough positions the company as a critical player in the transition to a more sustainable energy landscape.

Headquartered in The Netherlands, AQUABATTERY captured investor attention with a recent €6.00M Seed Round on April 22, 2024. The round was supported by notable investors like EIT InnoEnergy, InnovationQuarter, and Invest-NL, alongside angel investors Geert Jan Smits, Remco Hofstede, and Init Power. This financial backing underscores investor confidence in the company's sustainable vision and technological promise.

Taxonomy: Long Duration Energy Storage, Flow Battery Technology, Renewable Energy Integration, Sustainable Energy Solutions, Electrodialysis, Reverse Electrodialysis, Scalable Energy Storage, Environmentally Friendly Materials, Saltwater-Based Storage, Renewable Electricity Storage, Innovative Energy Solutions, Safe Energy Storage, Cost-effective Energy Storage, Energy Storage Innovation

Services & Products

Long Duration Energy Storage
Flow Battery Technology
Renewable Integration Solutions
Scalable Energy Storage Systems

Target Customers

Commercial and Industrial Users Remote Microgrids Renewable Power Producers

Funding Rounds & Investors (2)

View All
Funding Stage Amount Investors Lead Investors Date
Seed Round €6.00M 6
EIT InnoEnergy, InnovationQuarter +4
22 Apr 2024
Grant €2.26M 1
European Innovation Council
22 Dec 2021

AQUABATTERY Alternatives & Competitors

View All Alternatives
AQUABATTERY vs
Ore Energy
Ore Energy The Netherlands

Turning iron, water and air into the missing piece of the world’s energy transition.

Series A
47 employees
Climate Tech, Energy
AQUABATTERY vs

Bridging the energy gap - Maximizing value

Acquired
14 employees
Energy, Renewable Energy
AQUABATTERY vs
RFC Power
RFC Power United Kingdom

Developing the next generation of grid scale energy storage solutions.

9 employees
Energy, Energy Storage

FAQ About AQUABATTERY

The world's most sustainable long duration energy storage solution based on saltwater.
AQUABATTERY was founded in 2014.
AQUABATTERY is headquartered in The Netherlands.
AQUABATTERY operates in Energy, Renewable Energy and Energy Storage. Its work centres on Long Duration Energy Storage, Flow Battery Technology, Renewable Energy Integration and Sustainable Energy Solutions. Its customers include Commercial and Industrial Users, Remote Microgrids and Renewable Power Producers.
AQUABATTERY has a B2B, D2C and B2G business model. Its revenue comes from Product Sales, Service Fee and Usage Based.
AQUABATTERY has approximately 25 employees.
AQUABATTERY has completed 2 funding rounds, raising a total of $8.26M. The latest funding stage is Seed.
AQUABATTERY offers: Long Duration Energy Storage, Flow Battery Technology, Renewable Integration Solutions, Scalable Energy Storage Systems.
Top alternatives and competitors to AQUABATTERY include Ore Energy, VoltStorage, RFC Power, TerraStor, Peak Energy. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
AQUABATTERY and Ore Energy are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

Source: BounceWatch company record for AQUABATTERY, https://bouncewatch.com/company/aquabattery, updated 25 September 2026. When citing, please name BounceWatch and link this page.

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