Overview
WKS Konstrukcje Sp. z o.o. performs fabrication and assembly of steel structures for industry, housing construction, and the shipbuilding and refinery sectors. The company has operated since 2013 and holds compliance certificates for EN 1090-1 (Exc-3) and EN ISO 3834-2. Listed projects include a footbridge at Tesco in Chełm, viaducts, and the Port of Gdynia.
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 2020-07-16. Active
34 1090 1304 0000 0001 5043 3482- 46 1090 1304 0000 0001 4984 3409
- 92 1090 1304 0000 0001 4984 3260
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.
Authorized Representatives
Manner of representation
In the case of a one-person management board, declarations on behalf of the company are made by a member of the management board. In the case of a management board consisting of two or more persons, joint action of two members of the management board, or one member of the management board jointly with a commercial proxy, is required to make declarations on behalf of the company.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Łukasz Mikołaj Maciejewski (24) | 50 | $27,012.43 | 50% |
Miłosz Piotr Maciejewski (27) | 50 | $27,012.43 | 50% |
Łukasz Mikołaj Maciejewski and Miłosz Piotr Maciejewski hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights | |
|---|---|---|
Miłosz Maciejewski (27)  | Shareholder of a limited liability company, 100000.0 PLN | |
Łukasz Maciejwski (24) | Shareholder of a limited liability company, 100000.0 PLN |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Książbud Składy Budowlanesp. z o.o. | $755,456.11 | ksiazbud.pl | ||
| Uniset Janusz Gaczyńskisp. k. | $579,661.36 | uniset.pl | ||
| Kksteelsp. z o.o. | $466,433.09 | kksteel.pl | ||
| Bau-Plansp. z o.o. | $135,290.32 | bau-plan.pl |
Change history
| Date | Event | |
|---|---|---|
| 2022-08-10 | Address change (15, 99-311, Stradzew → 18, 99-311, Stradzew) | |
| 2022-08-10 | Name change (Wytwórnia Kompostu Stradzew → Milstar) | |
| 2022-08-10 | PKD change (Removed: 38.21.Z; Added: 46.21.Z) | |
| 2020-08-03 | PKD change (Removed: 01, 38, 39, 41, 42, 43, 81; Added: 46, 47, 96) | |
| 2016-07-11 | Entered in the register |
FAQ
Last updated: 2026-06-23