Włoszczyński Sanitary Technologysp. z o.o.
Plumbing, heat and air-conditioning installation
Overview
Włoszczyński Sanitary Technology designs, installs and services Geberit Pluvia siphonic roof drainage systems across Poland. The company works on industrial, logistics and large-scale buildings, and also provides BIM coordination and prefabrication.
Financials
Revenue history (in k)
Filing timeliness
1 of 6 financial statements was filed late (for 2021, 69 days late).
- 202525/06/2026
- 202425/06/2025
- 202305/06/2024
- 202214/06/2023
- 202122/09/2022
- 202024/09/2021
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
Offer
- Roof drainage design
- Hydraulic calculations
- BIM coordination
- Drainage system installation
- Installation prefabrication
- System inspections
- Roof drainage servicing
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 |
|---|---|---|---|
Marzena Wioletta Włoszczyńskaage 55 | 50 | $675.31 | 25% |
Daniel Włoszczyńskiage 34 | 50 | $675.31 | 25% |
Leszek Włoszczyńskiage 58 | 100 | $1,350.62 | 50% |
Leszek Włoszczyński, Daniel Włoszczyński and Marzena Wioletta Włoszczyńska hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2015-01-01.
15 1090 2398 0000 0001 2993 6632
Debt
No entries in the National Debtors Register (KRZ).
Real estate
| Type | Amount |
|---|---|
Land (incl. perpetual usufruct) | $20$20 |
Public aid
13 public aid cases recorded, with a total value of $91,551.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Aug 19, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $1,524$1,524 | Prezes Banku Gospodarstwa Krajowego | |
| Jul 23, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $3,047$3,047 | Prezes Banku Gospodarstwa Krajowego | |
| Jun 14, 2024 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $56,126$56,126 | Prezes Banku Gospodarstwa Krajowego |
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Wojewódzki Instalacjesp. z o.o. + limited partnership | $5,937,597.74 | wojewodzki.com.pl | ||
| Przedsiębiorstwo Robót Specjalistycznychsp. z o.o. | $5,927,326.71 | prs.glogow.pl | ||
| Seban Budownictwosp. z o.o. | $5,663,442.82 | seban.com.pl | ||
| Energowentsp. j. | $5,318,477.08 | energowent.pl | ||
| Venta-Technologysp. z o.o. | $4,764,958.42 | venta-technology.pl | ||
| Instal-LublinS.A. | $3,484,429.93 | instal.com.pl | ||
| Cool Prosp. z o.o. | $3,079,548.16 | coolpro.pl | ||
| Hydro-Projectsp. z o.o. | $2,431,337.91 | hydro-project.pl | ||
| WM Instalacjesp. z o.o. + limited partnership | $1,969,031.78 | wminstalacje.pl | ||
| Intelplastsp. z o.o. | $1,840,643.47 | intelplast.pl |
FAQ
Last updated: 2026-06-25