Overview
Janzen Deweloper operates in the real estate market and carries out construction projects, from small developments to large ventures. It offers complete house designs that can be adapted to a specific plot, combining modern design with functionality.
Financials
The financial statement for 2025 has not yet been filed with the Financial Document Repository (past deadline).
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 2024.
Results vs industry
Industry
Bank accounts
Registered as a VAT taxpayer on 2022-06-02. Active
71 1090 2561 0000 0001 5043 4810
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
Public aid
No public aid cases recorded in the last 10 years.
Tenders
No recorded participation in tenders.
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
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 |
|---|---|---|---|
Izabela Grębowiec (39) | 10 | $2,701.24 | 50% |
Mariusz Grzegorz Grębowiec (41) | 10 | $2,701.24 | 50% |
Izabela Grębowiec and Mariusz Grzegorz Grębowiec hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| WS Dewelopersp. z o.o. | $8,396.21 | wsdeweloper.pl | ||
| Noble Construction Group sp. z o.o.sp. k. | $6,706.92 | nobleconstruction.pl | ||
| Engawa J. Dobrowolska, M. Jękot - FalskaS.K.A. | $5,516.03 | genus.pl | ||
| Coresp. z o.o. | $4,826.01 | core-team.pl | ||
| TN Homesp. z o.o. | $3,172.50 | tnhome.pl | ||
| HAUS Dewelopersp. z o.o. | $3,169.13 | hausdeweloper.pl | ||
| Domwilsp. z o.o. | $3,052.09 | domwil.pl | ||
| DPM Janki Novasp. z o.o. | $2,411.69 | dpminvest.pl | ||
| Habitatsp. z o.o. | $1,633.07 | habitat.net.pl | ||
| Media Deweloper.Plsp. z o.o. | $1,590.76 | murapol.pl |
Change history
| Date | Event | |
|---|---|---|
| 2025-11-01 | Business resumed | |
| 2025-10-29 | Name change (Mm Bau → Janzen Deweloper) | |
| 2025-06-27 | PKD change (Removed: 41.20.Z, 42.91.Z; Added: 41.00.A, 41.00.B) | |
| 2024-02-01 | Business suspended | |
| 2023-03-20 | PKD change (Added: 42.11.Z, 42.12.Z, 42.13.Z, 42.21.Z, 42.22.Z, 42.91.Z, 42.99.Z) |
FAQ
Last updated: 2026-04-13