10 July 2025 Press releases

GvW advises on the sale of ZES ZIMMER Electronic Systems to Rohde & Schwarz

The technology group Rohde & Schwarz has acquired ZES ZIMMER Electronic Systems GmbH with effect from 1 July 2025. GvW Graf von Westphalen provided comprehensive legal advice to the seller in this corporate sale.

ZES ZIMMER has been developing high-precision power measurement technology for over 40 years and is one of the leading providers in this field. The family-owned company, based in Oberursel, Hesse, supports numerous applications with its powerful product portfolio, which are industry-leading, particularly in the fields of e-mobility, industrial electronics and renewable energies. With the ongoing electrification revolutionising the energy and mobility sectors in particular, power electronics – and the corresponding measurement technologies – are becoming increasingly important. The site of ZES ZIMMER will be retained and the company will continue to operate within  Rohde & Schwarz Group as provider  of power measurement technology.

Rohde & Schwarz is a global technology group headquartered in Munich. The privately-owned company develops cutting-edge technology in the fields of test & measurement, technology systems and networks & cybersecurity. In financial year 2023/2024, it generated revenue of €2.93 billion with over 14,000 employees worldwide.

GvW advised on all legal aspects of the transaction with a multi-office team led by Helmut Kempf (Corporate/M&A)comprising Dr. Arne Schmidt (Tax), Dr. Joachim MulchDr. Kristofer Bott (both IP), Dr. Philine Fabig (distribution law), Lutz Leonard Lamprecht (real estate), Dr. Michael Herold (IT), Christian Kusulis (competition law), Marius BodenstedtDr. Markus Kappenhagen (both employment law) and Carsten Beisheim (compliance).

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