Overview
Earth Kidney provides closed-loop swimming pool water treatment technology using ultrananofiltration and the reuse of water from filter backwashing. The system recovers up to 96% of this water, retains up to 96% of the pool water temperature, is individually designed for each facility, and can be financed through cash payment or leasing.
Financials
Revenue history (in k)
Filing timeliness
2 of 3 financial statements were filed late (the longest delay 359 days for 2024).
- 202509/07/2026
- 202409/07/2026
- 202324/10/2024
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
Offer
- Swimming pool water treatment system
- Filter backwash water recovery system
- Ultrananofiltration
- Swimming pool technology design
- Water recovery system installation
- Water treatment system servicing
Website technology
- Website
- Next.js
Trademarks
Earth Kidney holds 1 active trademark registered with the Polish Patent Office. The first mark was filed in 2024.
| Mark | Protected until | |
|---|---|---|
| EARTH KIDNEY | Mar 19, 2034 |
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 |
|---|---|---|---|
Radosław Arkadiusz Koziołage 50 | 95 | $1,283.09 | 95% |
Others | 5 | $67.53 | 5% |
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2023-12-16.
83 1050 1764 1000 0090 8196 0636
Debt
No entries in the National Debtors Register (KRZ).
Public aid
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Dec 23, 2022 | De minimis aid (in accordance with Commission Regulation No 1407/2013 or earlier) | $19,477$19,477 | Prezydent Olsztyna |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Fu-WiS.A. | $71,668.66 | fuwi.pl | ||
| Pelitechsp. z o.o. | $47,827.79 | pelitech.pl | ||
| Podex (Oddział w Polsce)Branch (foreign co.) | $43,464.49 | podex.net.pl | ||
| SPE Labssp. z o.o. | $23,511.09 | spe-labs.com | ||
| Laton Automation Solutionssp. z o.o. | $21,945.52 | laton.pl | ||
| MVA Green EnergyS.A. | $14,982.29 | mvagreen.pl | ||
| Avatar Technologiessp. z o.o. | $15,485.55 | avatartech.pl | ||
| RFTsp. z o.o. | $3,139.13 | rft.com.pl | ||
| Dapanorsp. z o.o. | $2,555.35 | dapanor.pl | ||
| Tetendosp. z o.o. | $2,055.06 | tetendo.pl |
Change history
| Date | Event | |
|---|---|---|
| 2026-03-18 | Switch to PKD 2025 (7 PKD 2007 codes → 7 PKD 2025 codes) | |
| 2024-10-31 | PKD change (Added: 9 codes) | |
| 2023-09-13 | Address change (Ul. Władysława Trylińskiego 14/11, 10-683, Olsztyn → Ul. Władysława Trylińskiego 2, 10-683, Olsztyn) | |
| 2022-12-28 | Entered in the register |
FAQ
Last updated: 2026-07-15