Overview
DUO Best Sp. z o.o. supplies uPVC windows, sliding doors, exterior and interior doors, garage gates, shutters, window sills and aluminium joinery in Bielsko-Biała. The company provides free measurements and quotations, professional installation, and warranty and post-warranty servicing for private and business customers.
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 2022-06-21. Active
13 1940 1076 3236 2446 0000 0000- 38 1940 1076 3236 2462 0000 0000
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
Real estate
| Type | Amount |
|---|---|
Buildings and premises | PLN 8,306PLN 8,306 |
Public aid
No public aid cases recorded in the last 10 years.
Tenders
No recorded participation in tenders.
Authorized Representatives
Manner of representation
In the case of a one-person management board, the President of the Management Board is authorised to make declarations of will on behalf of the company. In the case of a multi-member management board, the following are authorised to make declarations of will on behalf of the company: a) the President of the Management Board independently; b) the Vice-President of the Management Board independently; c) a member of the management board, with joint action together with the President of the Management Board, or the Vice-President of the Management Board, or a commercial proxy.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Ewa Barbara Dziech (42) | 50 | $675.31 | 50% |
Tomasz Mirosław Wątroba (50) | 50 | $675.31 | 50% |
Beneficial owners
| Person | Rights |
|---|---|
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Stobergsp. z o.o. | $2,178,574.03 | stoberg.pl | ||
| Bramont Z.Kamiński G.Twardowskisp. j. | $1,289,469.71 | bramont.pl | ||
| LIFT Profilsp. k. | $1,164,205.70 | liftprofil.pl | ||
| PRIMsp. z o.o. | $1,014,250.83 | oknaprim.pl | ||
| Pat-Mar Gliwicesp. z o.o. | $1,011,317.40 | pat-mar.com.pl | ||
| Valla Systemsp. z o.o. | $890,591.15 | valla.pl | ||
| Energiadomu.Plsp. z o.o. | $786,798.96 | energiadomu.pl | ||
| Finestresp. z o.o. | $791,694.42 | finestre.com.pl | ||
| Olbanetsp. z o.o. | $775,543.45 | olbanet.pl | ||
| DK Plussp. z o.o. | $503,017.95 | drzwiobornicka.pl |
FAQ
Last updated: 2026-07-04