Overview
Zrew Transformatory is a leading manufacturer of oil-immersed transformers with power ratings of up to 160 MVA, based in Łódź, Poland. Their product portfolio includes transformers for power stations, heat and power plants, wind farms, and distribution networks, as well as special transformers for industrial applications.
Financials
Revenue history (in m)
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
News
Cast Resin Transformers for Stargate UAE
Tesar supplied 102 cast resin transformers for 100 MW of Stargate UAE’s first phase, meeting the AI data centre’s K-9 harmonic loading requirements.
R&S Group sells its non-core electrical switches & connectors business to Pfiffner Group
R&S Group Holding AG (SIX: RSGN), a leading provider of distribution transformer solutions, power transformers and other electrical components, celebrated the grand opening of its new greenfield oil distribution transformer plant under the Rauscher & Stoecklin brand in Krzeczów near Bochnia, Po-land on 3 April 2025.
R&S Group inaugurates new distribution transformer plant in Poland
R&S Group Holding AG (SIX: RSGN), a leading provider of distribution transformer solutions, power transformers and other electrical components, celebrated the grand opening of its new greenfield oil distribution transformer plant under the Rauscher & Stoecklin brand in Krzeczów near Bochnia, Po-land on 3 April 2025.
SAK extends the supply contract for medium-voltage distribution transformers with Rauscher & Stoecklin AG
St.Gallisch-Appenzellische Kraftwerke AG (SAK) is sending out a strong signal in favour of sustainability and partnership. The publicly tendered supply contract with Rauscher & Stoecklin AG from Sissach has been extended for a further three years. This long-established Swiss company (part of the R&S Group) will continue to supply medium-voltage distribution transformers for SAK from 2025 to 2027.
R&S Group agrees to acquire Kyte Powertech, a leading manufacturer of distribution transformer solutions, to broaden geographic footprint in Ireland, the UK and Western Europe
R&S Group Holding AG (SIX: RSGN), a leading provider of electrical infrastructure components in focus markets in Europe and the Middle East, has entered into an agreement to acquire 100% of Kyte Powertech Limited, an Ireland-based leading manufacturer of distribution transformers.
Exciting Milestone in Sustainable Power Distribution
Successful delivery of the first Rauscher & Stoecklin distribution transformer filled with Nynas Bio 300X insulating fluid for the Swiss customer, BKW Power Grid, powering the electrical grid in the picturesque Gstaad region.
Industry
Bank accounts
Registered as a VAT taxpayer on 2012-09-28. Active
09 1240 6292 1111 0011 4534 0547
15 1140 1010 0000 5418 4600 1003- 33 1140 1108 0000 5418 4600 1005
Debt
No entries in the National Debtors Register (KRZ). No proceedings in KRZ
Real estate
| Type | Amount |
|---|---|
Land (incl. perpetual usufruct) | $541.8K$541,751 |
Buildings and premises | $3.7M$3,669,169 |
Investment property | $32,647$32,647 |
MSiG notices
| Publication date | Event | |
|---|---|---|
| Nov 30, 2020 | Lost documents | |
| Oct 6, 2014 | Call to creditors |
Public aid
4 public aid cases recorded, with a total value of $481,867.
| Grant date | Purpose | Gross amount | Granting body | |
|---|---|---|---|---|
| Dec 18, 2023 | Liquidity support for undertakings affected by the war in Ukraine | $333.9K$333,871 | Prezes Banku Gospodarstwa Krajowego | |
| Apr 25, 2023 | Liquidity support for undertakings affected by the war in Ukraine | $143.2K$143,171 | Prezes Banku Gospodarstwa Krajowego | |
| Jul 21, 2020 | De minimis aid (in accordance with Commission Regulation No 1407/2013 or earlier) | $2,637$2,637 | Zarządca Rozliczeń S.A. |
Tenders
6 tenders recorded as contractor, with a total value of $25,467,489.
| Publication date | Subject | Amount | Contracting authority | |
|---|---|---|---|---|
| Aug 5, 2026 | Dostawa i wymiana transformatorów WN/SN na potrzeby tauron Dystrybucja s.a. | $23.1M$23,119,481 | Tauron Dystrybucja S.A. | |
| Jun 20, 2025 | Transformatorer Falu Östra och Hosjö | –– | Falu Elnät Ab | |
| Jun 19, 2025 | Naprawa uszkodzonego transformatora 115/22kV o mocy 25MVA o numerze fabrycznym 48555 - 3/2025/RZ2 | $800.0K$800,025 | Tauron Dystrybucja S.A. Oddział w Legnicy |
Public procurement disputes (KIO)
ZREW Transformatory has been a party to 4 cases before the National Appeal Chamber (since 2014). It filed 2 appeals (1 upheld, 1 dismissed). In 2 cases it joined the proceedings as a participant.
Trademarks
ZREW Transformatory holds 2 active trademarks registered with the Polish Patent Office. The first mark was filed in 2012.
| Mark | Protected until | |
|---|---|---|
| ZREW TRANSFORMATORY | Oct 10, 2032 | |
| ZREW TRANSFORMERS | Oct 10, 2032 |
Authorized Representatives
Manner of representation
To represent the company, two members of the management board jointly, or a member of the management board jointly with a commercial proxy, are authorised.
Supervisory board
Ownership
| Owner | Share value | Stake |
|---|---|---|
R&s International Holding Ag | $3,403,037.01 | 100% |
Beneficial owners
| Person | Rights |
|---|---|
Competitors
| Name | Revenue | Website | ||
|---|---|---|---|---|
| ZpueS.A. | $396,155,700.65 | zpue.pl | ||
| Mefta Green Transfo Energy Polandsp. z o.o. | $102,512,716.17 | mefta.pl | ||
| ElektrometalS.A. | $71,617,072.01 | elektrometal.eu | ||
| Fabryka Transformatorów w Żychliniesp. z o.o. | $70,498,117.23 | ftz.com.pl | ||
| Elhand Transformatorysp. z o.o. | $21,166,640.60 | elhand.pl | ||
| ELQS.A. | $20,938,391.42 | elqsa.pl | ||
| Merawexsp. z o.o. | $17,097,973.15 | merawex.com.pl |
Change history
| Date | Event | |
|---|---|---|
| 2022-06-07 | Share capital change (12,382,813.00 PLN → 12,598,043.00 PLN) | |
| 2015-04-10 | Share capital change (55,094,600.00 PLN → 12,382,813.00 PLN) | |
| 2015-02-20 | Share capital change (65,094,600.00 PLN → 55,094,600.00 PLN) | |
| 2015-02-20 | PKD change (Removed: 33.11.Z, 46.18.Z, 46.19.Z, 46.49.Z, 46.6, 46.7, 46.90.Z, 47.19.Z, 47.99.Z, 52.10, 68.20.Z, 69.20.Z, 70.22.Z, 77.39.Z) | |
| 2014-11-24 | Share capital change (10,000,000.00 PLN → 65,094,600.00 PLN) |
FAQ
Last updated: 2026-03-26