Overview
Kosiak is a family-run company from Kielce with 30 years of experience in chimney sweeping, stove-setting and renovation services. It cleans and unblocks chimney, flue, exhaust and ventilation ducts and serves private customers, companies, institutions and housing communities. The company also carries out technical inspections, tests, gas-tightness checks and issues opinions.
Financials
Revenue history (in k)
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 2025.
Results vs industry
Industry
Bank accounts
Registered as a VAT taxpayer on 2020-01-02. Active
72 1090 2040 0000 0001 4413 9299
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
MSiG notices
| Publication date | Event | |
|---|---|---|
| Jul 25, 2024 | Call to creditors |
Public aid
11 public aid cases recorded, with a total value of $54,495.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Feb 4, 2026 | De minimis aid (in accordance with Commission Regulation 2023/2831) | —— | Świętokrzyski Fundusz Rozwoju sp. z o.o. | |
| Jun 26, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | —— | Świętokrzyski Fundusz Rozwoju sp. z o.o. | |
| Mar 3, 2023 | De minimis aid (in accordance with Commission Regulation No 1407/2013 or earlier) | —— | Starosta Powiatu Kieleckiego |
Tenders
6 tenders recorded as contractor, with a total value of $843,521.
| Publication date | Subject | Amount | Contracting authority | |
|---|---|---|---|---|
| Apr 14, 2026 | Kompleksowa obsługa kominiarska i gazowa budynków zarządzanych przez TBS „Zieleń Miejska” sp. z o.o. w Pruszkowie | $269.0K$269,023 | Towarzystwo Budownictwa Społecznego Zieleń Miejska sp. z o.o. | |
| Nov 7, 2025 | Wykonanie przeglądów kominiarskich budynków mieszkalnych położonych na terenie gminy Grójec. | $3,641$3,641 | Gmina Grójec | |
| Apr 1, 2025 | Kompleksowa obsługa kominiarska i gazowa budynków zarządzanych przez TBS „Zieleń Miejska” Sp. z o.o. w Pruszkowie | $238.1K$238,097 | TBS Zieleń Miejska Sp.Z.O.O. |
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 |
|---|---|---|---|
Danuta Kosiak (75) | 1 | $270.12 | 20% |
Krzysztof Stanisław Kosiak (44) | 4 | $1,080.50 | 80% |
Krzysztof Stanisław Kosiak and Danuta Kosiak hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights | |
|---|---|---|
Krzysztof Stanisław Kosiak (44)  | Shareholder of a limited liability company, 4000.0 PLN |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Hard-Plastsp. z o.o. | $2,312,686.85 | hardplast.pl | ||
| Gaskopsp. z o.o. | $1,879,923.29 | gaskop.pl | ||
| Optim Serwissp. z o.o. | $825,828.43 | optimserwis.pl | ||
| Remontekasp. z o.o. | $317,160.30 | remonteka.pl | ||
| Kos-Domsp. z o.o. | $135,841.21 | kosdom.pl | ||
| Eco-Dom Rkcsp. z o.o. | $42,943.46 | cybulin.pl |
Change history
| Date | Event | |
|---|---|---|
| 2025-02-17 | PKD change (Removed: 41.20.Z, 43.11.Z, 43.12.Z, 43.31.Z, 43.33.Z, 43.99.Z, 47.78.Z, 81.22.Z; Added: 41.00.A, 43.32.Z, 43.35.Z, 43.42.Z, 55.20.Z, 71.20.B, 81.22.A, 81.22.B) | |
| 2025-01-14 | Share capital change (500,000.00 PLN → 5,000.00 PLN) | |
| 2021-01-18 | Name change (Zakład Kominiarsko-Remontowy Kosiak → Eko-Power Company) | |
| 2020-12-08 | PKD change (Removed: 31, 41, 43, 47, 81; Added: 41.20.Z, 43.11.Z, 43.12.Z, 43.21.Z, 43.22.Z, 43.31.Z, 43.33.Z, 43.99.Z, 47.78.Z) | |
| 2020-01-15 | Entered in the register |
FAQ
Last updated: 2026-08-24