Marion Frotscher

Jan Erik Spangenberg specialises in dispute resolution, litigation and arbitration. He acts both as counsel and as arbitrator. He assists companies, governments and individuals in navigating complex disputes, in particular international commercial and investment arbitrations. He also advises governments and investors in relation to foreign investments and public international law. Jan Erik Spangenberg has successfully represented clients in many high stakes arbitrations (including ICC, DIS, S...

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...

Henning Wendt is a lawyer recognized by Best Lawyers in the practice area of Public Law. Henning practices law in Hamburg, Germany Best Lawyers has recognized Henning Wendt since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Henning Wendt is held by other lawyers.

Thorsten Herms is a lawyer recognized by Best Lawyers in the practice area of Restructuring and Insolvency Law. Thorsten practices law in Hamburg, Germany Best Lawyers has recognized Thorsten Herms since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Thorsten Herms is held by other lawyers.

Lawyer, Accredited Lawyer in Administration LawPartner

Jan Peter Scharf is a lawyer recognized by Best Lawyers in the practice areas of Public Law, Public Private Partnership and Real Estate Law. Jan Peter practices law in Hamburg, Germany Best Lawyers has recognized Jan Peter Scharf since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jan Peter Scharf is held by other lawyers.

Born in Wesel in 1961, Dr. Ralf Hüting studied law in Bonn and has worked as a lawyer since 1992. In 1996, he received his doctorate with a thesis on “The Effect of Regulatory Tolerance in Environmental Criminal Law”. Dr. Hüting advises and represents commercial enterprises, federal & state ministries, supervisory authorities, cities, municipalities and associations, particularly on cross-jurisdictional projects such as the construction or modernization of industrial...

Lawyer Partner

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...

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 ...