Overview
Sul-Ko is a metalworking and construction company in Wrocław that fabricates and installs steel structures. Its products include fences, shelters, gates, benches, railings, steel doors and locks, and lawn barriers.
Financials
Revenue history (in k)
Filing timeliness
No financial statement for 2025 – the filing deadline has passed. 5 of 6 financial statements were filed late (the longest delay 892 days for 2020).
- 2025not filed
- 202402/08/2026
- 202322/07/2026
- 202225/03/2024
- 202125/03/2024
- 202025/03/2024
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 2024.
Results vs industry
Industry
Offer
- Steel structures
- Steel components
- BT1 barrier
- BT2 barrier
- Steel structure installation
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 |
|---|---|---|---|
Anna Wiśniewskaage 53 | 90 | $1,215.56 | 90% |
Adam Wiśniewskiage 55 | 10 | $135.06 | 10% |
Anna Wiśniewska and Adam Wiśniewski hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Bank accounts
Registered as a VAT taxpayer on 2018-02-01.
65 1050 1575 1000 0090 8012 8417
Debt
No entries in the National Debtors Register (KRZ).
MSiG notices
| Publication date | Event | |
|---|---|---|
| Jun 26, 2026 | Dissolution without liquidation opened |
Public aid
4 public aid cases recorded, with a total value of $12,328.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Jun 29, 2020 | Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts | $1,282$1,282 | Prezydent Wrocławia | |
| May 30, 2020 | Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts | $308$308 | Prezes Zakładu Ubezpieczeń Społecznych | |
| May 30, 2020 | Aid compensating for the negative economic consequences of COVID-19, granted in limited amounts | $306$306 | Prezes Zakładu Ubezpieczeń Społecznych |
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Aluwerksp. z o.o. | $132,776.04 | aluwerk.eu | ||
| Staluxsp. z o.o. | $119,979.62 | stalux.com.pl | ||
| Raptussp. z o.o. | $106,801.16 | raptus.com.pl | ||
| Drakorsp. z o.o. | $86,903.68 | drakor.pl | ||
| Zar-Stal Konstrukcje Stalowesp. z o.o. | $71,892.00 | zar-stal.pl | ||
| Stalbarsp. z o.o. | $67,503.33 | stalbar.pl | ||
| Interprodukt Bissp. z o.o. | $55,887.21 | interprodukt.pl | ||
| Loft Decorsp. z o.o. | $50,517.33 | loftdecor.com.pl | ||
| Piletosp. z o.o. | $37,176.22 | pileto.pl | ||
| Słabczyńskisp. z o.o. | $32,021.05 | slabczynski.pl |
FAQ
Last updated: 2026-08-02