Water in Saltsp. z o.o.
Other research and experimental development on natural sciences and engineering
Overview
Water In Salt is a company that develops membrane-free Zn–Mn flow batteries for energy storage, specifically targeting applications in photovoltaic (PV) farms, industry, and data centers. Their technology features an aqueous electrolyte, offering a safer and more cost-effective alternative to traditional lithium-ion batteries, with a lifespan of 15-20 years and a round-trip efficiency of over 78%. The batteries are designed to eliminate fire risks and reduce dependency on rare materials, utilizing globally available zinc and manganese.
Financials
The financial statement for 2025 has not yet been filed with the Financial Document Repository (past deadline).
Data and insights are generated automatically based on financial statements and may contain errors. This analysis is for informational purposes only and does not constitute an official assessment of the company's credibility or business advice.
Statistics
How the company ranks by revenue within its industry, region and across Poland in 2024.
Results vs industry
Industry
Bank accounts
Registered as a VAT taxpayer on 2025-07-01. Active
60 1140 2004 0000 3302 8499 4448
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
Public aid
5 public aid cases recorded, with a total value of $256,045.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Jul 14, 2026 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $25,421$25,421 | Prezes Polskiej Agencji Rozwoju Przedsiębiorczości | |
| May 14, 2026 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $37,817$37,817 | OIC Poland Fundacja Akademii Wsei | |
| Jan 28, 2026 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $27,012$27,012 | Marszałek Województwa Lubelskiego |
European Funds
| Start | Project | EU co-financing | Programme | |
|---|---|---|---|---|
| 2025-06-01 | Water in Salt – hybrydowy magazyn energii do zastosowań stacjonarnych | $150.7K$150,658 | Fundusze Europejskie dla Polski Wschodniej 2021-2027 |
Tenders
No recorded participation in tenders.
Authorized Representatives
Manner of representation
Each member of the management board is authorized to make declarations on behalf of the company independently.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Paweł Bartlewski (33) | 85 | $1,148.03 | 85% |
Piotr Dariusz Przybył (33) | 15 | $202.59 | 15% |
Beneficial owners
| Person | Rights | |
|---|---|---|
Paweł Bartlewski (33)  | Shareholder of a limited liability company, 4250.0 PLN | |
Piotr Dariusz Przybył (33) | Shareholder of a limited liability company, 750.0 PLN |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| 2loop Techsp. z o.o. | $3,513.01 | 2loop.tech |
FAQ
Last updated: 2026-03-25