Overview
Sew is a professional service provider for wind power plants. The company offers services related to the maintenance and operation of wind energy facilities.
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 2016-06-24. Active
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
Public aid
9 public aid cases recorded, with a total value of $72,639.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Sep 4, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $4,688$4,688 | Prezes Banku Gospodarstwa Krajowego | |
| Sep 3, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $12,054$12,054 | Prezes Banku Gospodarstwa Krajowego | |
| May 7, 2025 | De minimis aid (in accordance with Commission Regulation 2023/2831) | $13,059$13,059 | Prezes Banku Gospodarstwa Krajowego |
Tenders
4 tenders recorded as contractor, with a total value of $10,988,826.
| Publication date | Subject | Amount | Contracting authority | |
|---|---|---|---|---|
| Feb 27, 2026 | Remont spalonej Turbiny Wiatrowej T06 na Farmie Wiatrowej Resko 1 | $5.1M$5,149,919 | PGE Energia Odnawialna S.A. | |
| Aug 20, 2025 | Dostawa i wymiana łopaty turbiny wiatrowej S25 na Farmie Wiatrowej Rybice-Starza | $794.4K$794,390 | PGE Energia Odnawialna S.A. | |
| Apr 25, 2025 | Remont spalonej Turbiny Wiatrowej T07 na Farmie Wiatrowej Kisielice II | $4.6M$4,602,461 | PGE Energia Odnawialna S.A. |
Public procurement disputes (KIO)
SEW has been a party to 1 case before the National Appeal Chamber (since 2025). It filed 1 appeal (1 upheld).
Regulatory authorisations
| Authority | Type | Status | |
|---|---|---|---|
 BDO | BDO register entry | Active |
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 |
|---|---|---|---|
Klaudia Mieszkalska (24) | 40 | $540.25 | 40% |
Przemysław Mieszkalski (43) | 60 | $810.37 | 60% |
Przemysław Mieszkalski and Klaudia Mieszkalska hold a combined 100% – the ownership structure indicates family control.
Beneficial owners
| Person | Rights |
|---|---|
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| Nomad Electric Servicessp. z o.o. | $9,727,573.02 | nomadelectric.com | ||
| Elprosp. z o.o. | $5,368,537.29 | ozeserwis.pl | ||
| Energoeltechsp. z o.o. | $5,118,270.00 | energoeltech.com.pl | ||
| EX Wind sp. z o.o.sp. k. | $2,140,982.07 | exwind.com.pl | ||
| Energo-Spawsp. z o.o. | $1,609,120.56 | energo-spaw.pl | ||
| Ozebudsp. z o.o. | $1,298,045.97 | ozebud.pl | ||
| Windpower Conceptsp. z o.o. | $1,045,198.19 | wp-concept.com | ||
| Wind Auditsp. z o.o. | $986,252.94 | windaudit.com | ||
| Veo24sp. z o.o. | $945,216.09 | veo24.eu | ||
| 2ESsp. z o.o. | $646,935.21 | 2s.com.pl |
Change history
| Date | Event | |
|---|---|---|
| 2023-02-06 | Address change (Ul. Zygmunta Felczaka 11/2, 71-417, Szczecin → Ul. Monte Cassino 7/35, 70-465, Szczecin) | |
| 2016-04-25 | Entered in the register |
FAQ
Last updated: 2026-04-17