Bernhard Kloos

Jörg Kornbrust has been a lawyer since 2004, specialising in IT law, data protection, intellectual property, and copyright law. As a TISAX® and TÜV®-certified information security officer, data protection officer, and auditor, he focuses on large-scale IT and data protection projects for international clients. He advises on the implementation of complex IT processes to meet certifiable security standards, oversees legal project management, and prepares all necessary legal do...

Andreas Grünwald is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law, Entertainment Law, Media Law, Regulatory Practice, Technology Law and Telecommunications Law. Andreas, who practices law in Berlin, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andreas is held by other top lawyers in the same geographic and legal practice area.

Sebastian Lutz-Bachmann is a top attorney recognized by Best Lawyers in the practice area(s) of Energy 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.

Ralph Negelein is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Ralph, 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 Ralph is held by other top lawyers in the same geographic and legal practice area.

Studies in mechanical engineering and process engineering at the RWTH Aachen and the Imperial College London (until 1991) Doctoral degree (Dr.-Ing.) at the ETH Zürich, Laboratory for Technical Chemistry (1991-95) Consultant (1991-95) in the area of process simulation und dynamics Patent attorney (since 1999), partner at Maikowski & Ninnemann (since 2000) LL.M. (European Intellectual Property Law) at the Kurt-Haertel Institute, Fernuni Hagen Since 2002 lecturer und since 2009 honorary...

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...

Dr Dominik Greinacher is Partner at BEITEN BURKHARDT's Berlin office and a member of the Corporate / M&A practice group. His area of activity comprises advice on energy law and the energy industry. He particularly advises his clients on public energy law issues, including planning law and the law of expropriation, as well as on emission trading matters. He further advises and represents his clients on energy-related state aid law before the EU institutions. Dr Greinacher also provides leg...

Oliver Fleischmann is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law, Energy Law and Regulatory Practice. Oliver, 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 Oliver 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...

Guido Brucker is Partner at BEITEN BURKHARDT's Berlin office and member of the Corporate / M&A practice group. He advises national and international clients on all issues under energy and regulatory law, energy trade law and renewable energy law. He assists clients with regulatory administrative proceedings and is an experienced litigator.