Sabine Kossak

Martin Schellenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Public Law and Public Private Partnership. Martin, 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 Martin is held by other top lawyers in the same geographic and legal practice area.

Born in Hamburg in 1963, Alexander Baden studied from 1982-1988 in Passau and Hamburg. He has been with ZENK Rechtsanwälte since 1990. Today, he focuses on real estate law and project development and is responsible for providing support for complex transactions. From 2011-2018, Mr. Baden was Chairman of the Supervisory Board of BEOS AG, Berlin. For several years running, he has been listed as one of Germany’s top business lawyers in the ranking table “Germany’s Best Law...

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...

Jan Peter Scharf is a top attorney recognized by Best Lawyers in the practice area(s) of Public Law, Public Private Partnership and Real Estate Law. Jan Peter, 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 Jan Peter is held by other top lawyers in the same geographic and legal practice area.

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

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...

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

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

Can law and creativity go together? Absolutely! Anne Christa Berger focuses on the protection of intellectual property, a practice area she concentrated on during her studies in Münster. To enhance her knowledge, she completed specialized foreign-language training in US law and earned a Master of Laws (Commercial Law) from the University of Auckland, New Zealand. Anne Christa gained valuable experience at a major law firm in Stuttgart and spent several years at an IP boutique in Hamburg ...

Born in Hamburg in 1963, Jan Dietze studied law in Passau and at King’s College in London, UK, where he obtained his Diploma of Legal Studies. He also studied in Freiburg and at Europa-Kolleg in Bruges, Belgium, where he obtained the Diplôme D’Hautes Études Européennes. Jan Dietze has been a lawyer at ZENK since 1995. His practice focuses on corporate and commercial law and M&A. He also specializes in antitrust law and compliance. Mr. Dietze is a member of ...