Overview
Hydroseal has designed and carried out waterproofing for new and existing buildings and structures for over 30 years. The company repairs leaks, performs pressure grouting and technical assessments, and prepares waterproofing designs for investors, property managers and general contractors.
Financials
Revenue history (in k)
Filing timeliness
1 of 6 financial statements was filed late (for 2021, 76 days late).
- 202531/03/2026
- 202430/06/2025
- 202312/07/2024
- 202228/05/2023
- 202129/09/2022
- 202021/09/2021
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
Public procurement
1 tender recorded as contractor, with a total value of $248,660.
| Publication date | Subject | Amount | Contracting authority | |
|---|---|---|---|---|
| Aug 19, 2022 | Installation of protection against water entering the building at Delegatura NIK in Białystok | $248.7K$248,660 | Najwyższa Izba Kontroli |
Authorized Representatives
Manner of representation
The joint action of two members of the management board or one member of the management board jointly with a commercial proxy is required to make declarations of will on behalf of the company. The company may also be represented by an independent commercial proxy.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Grzegorz Elertage 46 | 25 | $3,376.55 | 25% |
Paweł Grzegorzewiczage 65 | 75 | $10,129.66 | 75% |
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2009-05-21.
56 1240 6117 1111 0010 7294 2476- 07 1240 6117 1111 0010 2405 7395
- 50 1240 6117 1111 0010 5288 2693
Debt
No entries in the National Debtors Register (KRZ).
Public aid
5 public aid cases recorded, with a total value of $76,872.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Jun 20, 2020 | Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts | $3,147$3,147 | Prezes Zakładu Ubezpieczeń Społecznych | |
| May 30, 2020 | Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts | $3,742$3,742 | Prezes Zakładu Ubezpieczeń Społecznych | |
| May 30, 2020 | Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts | $3,737$3,737 | Prezes Zakładu Ubezpieczeń Społecznych |
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Płaskonsp. z o.o. | $3,892,963.70 | plaskon.com.pl | ||
| Cool Prosp. z o.o. | $3,079,548.16 | coolpro.pl | ||
| Glanz Izolacjesp. z o.o. | $2,753,893.22 | glanz-izolacje.pl | ||
| Proizolsp. z o.o. | $2,669,174.44 | proizol.pl | ||
| Hydro-Projectsp. z o.o. | $2,431,337.91 | hydro-project.pl | ||
| Refairsp. z o.o. | $2,178,508.42 | refair.pl | ||
| Isstssp. z o.o. | $2,142,567.58 | issts.pl | ||
| IB Rosłaniecsp. z o.o. | $766,059.62 | ibroslaniec.pl | ||
| IZO-Systemsp. z o.o. | $708,855.09 | izo-system.pl | ||
| Hydrotechnologia Polskasp. z o.o. | $500,007.16 | hydrotechnologia.com |
Change history
| Date | Event | |
|---|---|---|
| 2025-02-06 | Name change ("hydrostop-3 Spółka Z Ograniczoną Odpowiedzialnością" → Hydroseal) | |
| 2018-02-19 | PKD change (Removed: 17 codes) | |
| 2009-01-21 | Entered in the register |
FAQ
Last updated: 2026-07-06