Katrin Helle

Claudio Kühn is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law and Venture Capital Law. Claudio, who practices law in Berlin, Germany, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Claudio is held by other top lawyers in the same geographic and legal practice area.

Peter Michael Probst is a top attorney recognized by Best Lawyers in the practice area(s) of Public Private Partnership. Peter Michael, who practices law in Berlin, Germany, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter Michael is held by other top lawyers in the same geographic and legal practice area.

Henning Sieber focuses his practice on real estate and corporate law. He regularly advises on real estate acquisitions and sales, including the structuring and financing of real estate transactions, and has broad experience in advising in particular institutional clients on transactions in Germany and abroad. Henning is also experienced in the restructuring of real estate investments, including advising on restructuring and refinancing of distressed investments as well as on real estate inves...

Christoph Enaux chairs the German Telecommunications Sector Group as well as the German Regulatory and Competition Practice Group. Christoph advises on commercial and regulatory aspects of new business models in the TMT sector. In addition, he supports clients from various sectors on merger control, antitrust proceedings, foreign investment and export control law. His wide-ranging experience covers M&A and commercial contracts as well as administrative proceedings and regulatory and comme...

Hans Georg Helwig is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Hans Georg, who practices law in Berlin, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hans Georg is held by other top lawyers in the same geographic and legal practice area.

Tanja Galander is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Tanja, who practices law in Berlin, Germany, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tanja is held by other top lawyers in the same geographic and legal practice area.

Born in Brühl in 1965, Dr. Rolf Zeißig studied law in Bonn, Hamburg and Berlin. He was a research assistant at the Department of Labor and Social Law at the University of Potsdam and obtained a doctorate in labor law on the subject of “The Conservation of the Status Quo of Works Council Agreements in the Event of Termination”. Dr. Zeißig has worked as a lawyer since 1996 and as a specialist in labor law since 1999. He has been with ZENK since 2002. Dr. Zeißi...

Florian Ehrich is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Florian, who practices law in Berlin, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Florian is held by other top lawyers in the same geographic and legal practice area.

Gunnar Baumgärtel is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Gunnar, who practices law in Berlin, Germany, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gunnar is held by other top lawyers in the same geographic and legal practice area.

Dr. Stefan Ohlhoff is a partner in the firm's Regulatory and Government Affairs Department. He co-chairs the EU Regulatory Group and is a member of the Antitrust and Competition and International Trade, Investment and Market Access Practice Groups. He joined the firm in 1999. Dr. Ohlhoff assists clients in merger proceedings, antitrust investigations and litigation before the European Commission, the German Federal Cartel Office and European and German courts. In addition, he advises clients ...