Overview
Stwi is involved in the design, construction, and servicing of systems for the treatment of industrial wastewater and liquid waste. The company provides technologies for the removal of chlorides, neutralization of acids and bases, and recovery of ammonia and heavy metals, serving industries such as galvanizing, metallurgy, and inorganic chemical production. Additionally, Stwi offers advisory services, project management, and analysis for optimizing wastewater treatment processes.
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 2023-02-22. Active
28 1050 1070 1000 0090 8204 3648
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
Each member of the management board is authorized to make declarations on behalf of the company independently.
Ownership
| Owner | Shares | Share value | Stake |
|---|---|---|---|
Monika Joanna Stawińska (45) | 92 | $1,242.57 | 92% |
Others | 8 | $108.05 | 8% |
The articles of association require board approval for share transfers.
Beneficial owners
| Person | Rights |
|---|---|
Krzysztof Antoni Najduch (46)  | Shareholder of a limited liability company, 2100.0 PLN |
Monika Joanna Stawińska (45) | Shareholder of a limited liability company, 2500.0 PLN |
Competitors
| Name | Revenue | Website | |
|---|---|---|---|
| Osconsultingsp. z o.o. | $254,861.69 | osconsulting.pl | |
| TWÓRsp. z o.o. | $225,944.09 | twor.com.pl | |
| Intersonicsp. z o.o. | $186,641.02 | intersonic.pl | |
| Instalzbytsp. z o.o. | $132,100.41 | instalzbyt.com.pl | |
| Toskasp. z o.o. | $111,696.83 | toska.biz | |
| Projetsp. z o.o. | $115,825.78 | projet.pl | |
| Votre Projektsp. z o.o. | $90,620.30 | votreprojekt.pl | |
| PSTsp. z o.o. | $84,473.70 | psttryskacze.pl | |
| Wigal Groupsp. z o.o. | $56,756.78 | wigal.pl | |
| MIR Technologysp. z o.o. | $39,750.20 | mirtechnology.pl |
FAQ
Last updated: 2026-06-16