Frederik Schumacher

Jan Dreyer is a top attorney recognized by Best Lawyers in the practice area(s) of Maritime Law and Transportation Law. Jan, who practices law in Hamburg, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jan is held by other top lawyers in the same geographic and legal practice area.

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

Dr. Wolfgang Hopp studied law, biology and English in Göttingen and completed his legal clerkship in Lower Saxony. From 1997-2000, he was a research consultant at the University of Münster’s Central Institute for Spatial Planning. In 1999, he received his doctorate in spatial planning law, with a thesis on the subject of “Legal and Enforcement Issues in Spatial Planning Procedures”. Dr. Hopp has been a lawyer at ZENK since 2000. He specializes in advising and assis...

Lawyer Partner

Olaf Hartenstein is a top attorney recognized by Best Lawyers in the practice area(s) of Maritime Law and Transportation Law. Olaf, 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 Olaf is held by other top lawyers in the same geographic and legal practice area.

Born in Helgoland in 1966, Dr. Carsten Oelrichs trained as an industrial business administrator before going on to study law at the University of Hamburg, where he also worked as a research assistant at the Chair of Commercial, Shipping and Business Law. He received his doctorate in 1998, with a thesis on “Creditor Participation and Voting Bans in New Insolvency Proceedings”. Dr. Oelrichs has been a lawyer at ZENK since 1998. For several years running, he has been named by JUVE as...

Frederik Fiekas is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law and Pharmaceuticals Law. Frederik, who practices law in Hamburg, Germany, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Frederik is held by other top lawyers in the same geographic and legal practice area.

Oliver Jauch is a top attorney recognized by Best Lawyers in the practice area(s) of Public Law. Oliver, who practices law in Hamburg, Germany, has been recognized since 2027. 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.

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...

Dr. Jörn Bosse serves clients primarily from the corporate sector in Hamburg, with a focus on construction and real estate law. His work involves assisting companies in navigating the complexities of real estate project development. This includes obtaining necessary building permits, maintaining neighborhood relations, and overseeing construction operations. Dr. Bosse emphasises the importance of resolving disputes out of court, though he is prepared to litigate when needed. Real estate ...