Annika Kalke-Sloman

Lawyer Partner

John-Patrick Bischoff is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. John-Patrick, 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 John-Patrick is held by other top lawyers in the same geographic and legal practice area.

Roman Eschke is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits Law and Labor and Employment Law. Roman, 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 Roman 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...

Frauke Schmidt is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Frauke, 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 Frauke 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...

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 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...

Oliver Reimann is an attorney and partner at Möhrle Happ Luther . He consults across the full spectrum of real estate law, including real estate transactions, urban development and planning, project development, leasing, and construction. His clients include German and international investors, open-end and closed-end real estate funds, pension funds, private equity investors, project developers and public sector enterprises. As a result of his expertise in administrative law, Oliver Reim...

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 ...