Eine zentrale Schnittstelle für integrierte Energiesysteme mit PV, Batteriespeicher, Ladestation und Netzanschluss

A strong group with a burning ambition

We guarantee energy stands for:
Quality. Flexibility. Availability.

The R&S Group offers reliable transformers for electrical infrastructure for niche markets worldwide. With the promise “We guarantee energy”, we not only stand for innovative technologies, but also for Swiss precision and quality, short decision-making processes and high flexibility. Our customers benefit from a unique combination of global Expertise and local presence, supported by flat hierarchies and strong with proven market knowledge.
Our product range encompasses power transformers, oil-immersed transformers, distribution transformers, cast-resin transformers, and a diverse array of other electrical components.

Watch our corporate film here and learn more.

Our Mission

Electrical energy drives our modern societies, and the energy transition is transforming power grids, infrastructures, and supply strategies worldwide – it requires new solutions to enhance efficiency, flexibility, grid stability, and the security of supply.

Our goal is to guarantee energy by offering our customers a reliable product portfolio, our employees an attractive working environment, and our shareholders consistent value creation.
Our mission is clearly stated:
• Customers receive the highest product quality on time and reliably.
• We offer employees an attractive, international working environment.
• Shareholders benefit from sustainable and stable value creation.

Key facts and figures

Headquarters in Sissach, Switzerland

With roots in Switzerland, at home in Europe:
Our heritage embodies values such as quality, reliability, and punctuality. At the same time, we combine these with the diversity and innovative strength of our various European production sites.

Number of employees: Over 1,000 employees worldwide with high levels of technical expertise.
Our reputation as a leading manufacturer of energy technology products is founded on the in-depth expertise of our globally committed teams, united from diverse countries and disciplines.
Sales: Personal, reliable, fast
Our sales model is based on short decision-making processes, flat hierarchies, and the "one face to the customer" principle. We view guarantees not just as a product promise, but as a commitment to our customers.
Global presence:
Energy technology products with more than 50 partners in over 75 countries, eight production sites and ten international sales offices.
Sales & EBIT:

Sales (as of June 2025): CHF 206.3 million
EBITDA target (as of December 2025): 19%–21%

Industry experience:
The companies of the R&S Group have more than 200 years of combined experience in the power technology.

Milestones in our company history

2024
8

Übernahme von Kyte Powertech Ltd. (Irland), Spezialist für Verteilertransformatoren.

2023
7

Börsengang an der Schweizer Börse SIX.

2020
6

Einführung des neuen Markenversprechens „We guarantee energy“ für eine klare Kundenorientierung und einheitliche Gruppenidentität.

2017
5

Vision definiert als führender Anbieter hochwertiger elektrischer Infrastrukturprodukte.

2016
4

Übernahme des italienischen Herstellers Tesar (Gießharztransformatoren, Messwandler) mit Produktionsstandorten in Italien, Polen und VAE.

2015
3

Integration von ZREW (Polen), spezialisiert auf Leistungstransformatoren.

2014
2

Übernahme von SERW (Tschechien), Experte für Mittel- und Hochspannungsschalter.

2012
1

Gründung der heutigen R&S-Gruppe durch die Übernahme des Schweizer Traditionsunternehmens Rauscher & Stoecklin, spezialisiert auf Öl-Verteiltransformatoren und elektrotechnische Komponenten.

Our worldwide presence