Overview
Oneaqua Sp. z o.o. supplies domestic and industrial water treatment systems based on ion exchange and membrane technologies. The company can reduce water hardness and selectively remove troublesome ions, drawing on over 25 years of experience with water and wastewater quality projects.
Financials
Revenue history (in k)
Filing timeliness
1 of 6 financial statements was filed late (for 2023, 3 days late).
- 2025filed
- 202427/06/2025
- 202318/07/2024
- 202214/07/2023
- 202109/06/2022
- 202007/05/2021
Data and insights are generated automatically from financial statements – they may contain errors and are neither a credit assessment nor business advice.
Statistics
How the company ranks by revenue within its industry, region and across Poland in 2025.
Results vs industry
Industry
Public procurement
2 tenders recorded as contractor, with a total value of $245,158.
| Publication date | Subject | Amount | Contracting authority | |
|---|---|---|---|---|
| Jan 8, 2026 | Adaptation of deep wells at the water treatment plant in Szczepanowo. | $145.9K$145,859 | Gmina Dąbrowa | |
| May 30, 2022 | Repair work, including the supply of spare parts, for three Siemens STC-GO air blowers installed at the blower station located on the premises of the Central Wastewater Treatment Plant. | $99,299$99,299 | Oczyszczalnia Ścieków Warta S.A. |
Authorized Representatives
Manner of representation
In the case of a one-person management board, the President of the Management Board has sole authority to represent the company; in the case of a multi-member management board, the President of the Management Board acting independently, or two members of the management board acting jointly, or one member of the management board acting jointly with a commercial proxy.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Radosław Andrzej Ziółkowskiage 53 | 91 | $2,458.13 | 91% |
Others | 9 | $243.11 | 9% |
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2020-08-13.
26 1020 1462 0000 7802 0408 4257
17 1090 1896 0000 0001 4671 7389
Debt
No entries in the National Debtors Register (KRZ).
Public aid
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Jun 16, 2026 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $2,701$2,701 | Toruńska Agencja Rozwoju Regionalnego S.A. | |
| Dec 30, 2020 | De minimis aid (in accordance with Commission Regulation No 1407/2013 or earlier) | $978$978 | Bydgoski Park Przemysłowo-Technologiczny sp. z o.o. |
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| AquaS.A. | $1,446,594.34 | aqua.poznan.pl | ||
| Delinee Consultingsp. z o.o. | $1,107,402.18 | delineeconsulting.com | ||
| Pewima sp. z o.o.sp. k. | $1,052,698.84 | pewima.pl | ||
| Bluecaresp. z o.o. | $1,007,781.16 | bluecare.pl | ||
| PSK Assp. z o.o. | $998,015.91 | pskas.pl | ||
| Komes Watersp. z o.o. | $585,515.24 | komeswater.pl | ||
| NBM Technologie Mroczka i Wspólnicysp. j. | $436,575.08 | nbmtechnologie.pl | ||
| Aktunsp. z o.o. | $329,307.29 | aktun.eu | ||
| Studio Fontannsp. z o.o. | $255,870.10 | studiofontann.pl | ||
| Inexansp. z o.o. | $163,474.68 | inexan.pl |
FAQ
Last updated: 2026-04-20