Overview
AD Deweloper S.K.A. is a Łódź-based real estate company registered under KRS number 0000404329 and tax identification number 7010328800. In 2020, the company announced a reduction of its share capital from PLN 75,000 to PLN 53,060 following the redemption of 2,194 shares.
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 2011-12-08. Active
08 1600 1286 1843 3576 0000 0001
24 1090 1304 0000 0001 5019 1453
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
MSiG notices
| Publication date | Event | |
|---|---|---|
| Dec 9, 2020 | Call to creditors |
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 |
General partners
Manner of representation
The right to represent the entity is vested in the general partner.
Beneficial owners
| Person | Rights |
|---|---|
Bogdan Marek Sieroń (63)  | Shareholder in a limited joint-stock partnership, 94.23%; General partner in a limited joint-stock partnership, 1000.0 PLN |
Competitors
| Name | Revenue | Website | |
|---|---|---|---|
| Durabsp. z o.o. | $226,804.65 | durab.pl | |
| Platinum Towers AepS.K.A. | $206,079.35 | atlasestates.pl | |
| AWNsp. z o.o. | $204,644.13 | awn.pl | |
| DR Invest Gagarina sp. z o.o.sp. k. | $172,552.99 | drdeveloper.pl | |
| Quatro Developmentsp. z o.o. | $130,159.02 | quatro-development.pl | |
| ECA Investsp. z o.o. | $121,014.13 | eca-invest.pl | |
| Trust Wielkopolska RadojewoS.K.A. | $101,982.94 | trust.pl | |
| Dom100_p4sp. z o.o. | $76,245.77 | dom100.eu | |
| Akra Dewelopersp. z o.o. | $66,632.08 | akra-deweloper.pl | |
| Konsolid Developmentsp. z o.o. | $58,931.65 | konsolid.eu |
Change history
| Date | Event |
|---|---|
| 2021-09-23 | Share capital change (75,000.00 PLN → 53,060.00 PLN) |
| 2021-09-23 | Name change (Ad Deweloper → Sieroń Spółka Komandytowo- Akcyjna) |
| 2020-01-30 | Share capital change (50,000.00 PLN → 75,000.00 PLN) |
| 2017-04-25 | Address change (Grójecka 194/122, 02-390, Warszawa → Ul. Wschodnia 65, 90-266, Łódź) |
| 2017-04-25 | Name change (Łódź Industrial Park → Ad Deweloper) |
FAQ
Last updated: 2026-07-09