Ulf Renzenbrink

Dr Jan Christoph Mosch, M.B.A., LL.M. specialises in corporate law, corporate contract law, M&A / real estate transactions and asset succession. Jan advises medium-sized companies, entrepreneurs and high-net-worth private individuals. Jan has always been enthusiastic about the complex issues of corporate law and the transaction business and has consistently focussed both his legal training and his work as a lawyer on these topics. He combines this experience with an entrepreneurial mindse...

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

Born in Hamburg in 1962, Birgitta Weihrich studied law in Hamburg. After completing her legal clerkship – including a post at the Directorate-General for Competition of the European Commission in Brussels and Speyer – she was admitted to the bar in 1992. After spending a number of years in a commercial law firm in Northern Germany and as a legal advisor and authorized signatory of an insurance company, she joined ZENK in 2018. She has many years’ experience in both a wide ra...

2011 Arbitrator of the Independent Film & Television Alliance (IFTA) 2008 Board-Certified Attorney for Intellectual Property Law (Fachanwalt für gewerblichen Rechtsschutz) 2007 Board-Certified Attorney for Copyright and Media Law (Fachanwalt für Urheber- und Medienrecht) 1998 New York Bar Exam (Attorney-at-Law) LL.M. in Trade Regulations, New York University (NYU), USA 1997 Second State Examination in Law, Regional Court of Appeals Hamburg (legal trainee at German Embassy Singap...

Sabine Ottow is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense and Criminal Tax Practice. Sabine, who practices law in Hamburg, Germany, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sabine is held by other top lawyers in the same geographic and legal practice area.

Born in Pirmasens in 1973, Florian Werner studied civil engineering with a focus on structural engineering in Hamburg from 1994-1999. After several years as construction and project manager for a medium-sized foundation engineering company in Berlin and northern Germany, he came to Hamburg to study law. Mr. Werner has been a lawyer at ZENK since 2008 and a specialist in construction and architectural law since 2011. He specializes in private construction law and advises on planning, the award...

Gül Pinar has been advising and defending clients exclusively in the field of criminal law for over 25 years. She draws on a high degree of specialization and decades of forensic experience from numerous major trials. These include proceedings before the Higher Regional Courts, oral hearings before the Federal Court of Justice, constitutional complaints, and proceedings before parliamentary investigative committees. Her experience as a criminal defense attorney in the fight for the right...

Lawyer, Accredited Lawyer in Administration LawPartner

Hans Markus Wulf is a top attorney recognized by Best Lawyers in the practice area(s) of Data Security and Privacy Law and Information Technology Law. Hans Markus, who practices law in Hamburg, Germany, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hans Markus is held by other top lawyers in the same geographic and legal practice area.

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