Overview
GAZ Expert installs and services gas boilers and carries out gas, central heating, and plumbing and sewer installations in houses, apartments, and commercial buildings. The company upgrades and cleans systems and installs filters and water softeners; it offers a five-year installation warranty and operates in the Silesian metropolitan area.
Financials
Filing timeliness
The financial statement for 2025 was filed on time.
- 202511/07/2026
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
- Gas boiler installation
- Gas boiler servicing
- Central heating systems
- Gas installations
- Water and sewage installations
- Heating system cleaning
- Gas boilers
Website technology
- Online shop
- WooCommerce
- Website
- WordPress
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 |
|---|---|---|---|
Tomasz Krzysztof Sarage 36 | 50 | $675.31 | 50% |
Anna Izabela Żurniewicz Sarage 37 | 50 | $675.31 | 50% |
Anna Izabela Żurniewicz Sar and Tomasz Krzysztof Sar hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2025-08-20.
33 1050 1214 1000 0090 8557 8137- 11 1050 1214 1000 0090 8557 8145
Debt
No entries in the National Debtors Register (KRZ).
Public aid
No public aid cases recorded in the last 10 years.
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Jmaxsp. z o.o. | $173,533.23 | jmax.pl | ||
| Śląski Instytut Chłodnictwasp. z o.o. | $132,289.32 | slaskiinstytutchlodnictwa.pl | ||
| GCE-Group Polandsp. z o.o. | $99,244.31 | gce-group.nl | ||
| Galimpexsp. z o.o. | $84,228.66 | galimpex.pl | ||
| Gazdarsp. z o.o. | $74,500.35 | gazdar.pl | ||
| Gazowniksp. z o.o. | $67,422.93 | gazownik.eu | ||
| Market Ozesp. z o.o. | $56,590.73 | marketoze.pl | ||
| Hydro-Instalsp. z o.o. | $57,167.58 | hydro-instal.eu | ||
| PJGsp. z o.o. | $37,795.08 | pjgproject.pl | ||
| Celsjuszsp. z o.o. | $21,062.27 | onoze.eu |
Change history
| Date | Event | |
|---|---|---|
| 2026-08-04 | Address change (Ul. Ignacego Chrzanowskiego 5/11, 41-902, Bytom → Ul. Michała Drzymały 9/16, 41-902, Bytom) | |
| 2026-04-21 | Address change (Ul. Leona Wyczółkowskiego 2/12, 41-902, Bytom → Ul. Ignacego Chrzanowskiego 5/11, 41-902, Bytom) | |
| 2025-08-07 | Entered in the register |
FAQ
Last updated: 2026-08-04