Thomas Ritter

Kirsten Schümann-Kleber is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Restructuring and Insolvency Law. Kirsten, 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 Kirsten is held by other top lawyers in the same geographic and legal practice area.

Claudia Gehricke, born 1986 in Berlin, studied law at the European University Viadrina in Frankfurt/Oder and at the University of Essex, UK. She completed her legal traineeship in Berlin at the Court of Appeal and was already working at ZENK’s Berlin office during her traineeship. Further stages of her legal traineeship took her to the Federal Ministry of Economics and an international business enterprise, among others. Claudia Gehricke has been a lawyer at ZENK since 2015. She is a sal...

Christopher J. Wright, J.D. LL.M., geboren 1974 in Toronto, studierte Philosophie an der University of King’s College (Halifax, Kanada) und an der Ruprecht-Karls-Universität in Heidelberg. 2001 erlangte er an der University of Toronto, Faculty of Law, seinen J.D. und 2002 seine Zulassung als Barrister & Solicitor in Ontario, Kanada. Seinen LL.M. (Berlin) erlangte er in 2004. Vor seiner Zeit bei ZENK war er als Rechtsanwalt bei einer internationalen Großkanzlei in Toronto ...

Dr. Ann-Christin Richter is Deputy Managing Partner at Hausfeld in Berlin. She advises on all aspects of competition law and represents clients in antitrust and IP litigation. Ann-Christin specializes in representing clients in cartel damages actions, both on the plaintiff’s and the defendant’s side. She is also experienced in defending clients in cartel investigations by competition authorities and in conducting internal investigations. A further focus of Ann-Christin’s pra...

Sebastian Lutz-Bachmann is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law and Public Law. Sebastian, 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 Sebastian is held by other top lawyers in the same geographic and legal practice area.

Dr. Oliver Fleischmann advises clients in various industries, in particular regulated industries, on German and European competition and merger control law, as well as German and international foreign direct investment control law. Dr. Fleischmann has represented clients in numerous merger control proceedings and governmental investigations before the European Commission, the German Federal Cartel Office and the German Ministry of Economic Affairs. He has extensive experience in advising in t...

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...

Reinald Günther is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Reinald, 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 Reinald is held by other top lawyers in the same geographic and legal practice area.

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.

Martin Wirtz works in all fields of intellectual property matters, with a particular emphasis on trade mark, competition, and copyright law, including litigation. A further focus of his work is patent infringement proceedings. His clients include large and medium-sized firms as well as international companies and associations from a wide variety of different areas. Martin Wirtz studied law at the University of Passau, the University of Freiburg, the University of Cologne, and at Queens' Colle...