Wolfram Krohn

Born in Duisburg in 1974, Dr. Kostja von Keitz studied law in Düsseldorf. He received his doctorate in European nature conservation and national administrative procedural law in 2005, with a thesis on the subject of “The Legal Protection of Private Individuals against Special Areas of Conservation”. He began his career as a lawyer in 2005, working initially for a major international law firm. He became a specialist in administrative law 2008 and joined ZENK in 2009. He has be...

Dieter Neumann is a Shareholder in the Public Law Group in Germany. He focuses his practice on advising complex projects including public-private partnerships in the areas of traffic and transportation (airports, railroads, roads and waterways), telecommunications (IT and broadband networks as well as satellite infrastructure) healthcare, utilities (water, wastewater and waste), expansion of network infrastructure for energy transport as well as defense and security. Dieter has broad and long...

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

Thilo Ullrich is a Shareholder in the Labor & Employment Practice in Germany and co-chairs the fully integrated special unit “GT Labor Lab” together with Dorothee v. Einem. He advises national and international companies in all areas of individual and collective employment law. His practice focuses on advising and supporting restructurings, operational changes and post-merger integration, including communication and negotiation with works councils and unions. Furthermore, Thil...

Dr. Oliver Fleischmann advises clients in various industries, in particular regulated industries, on German and European competition and merger control law, as well as German and international foreign direct investment control law. Dr. Fleischmann has represented clients in numerous merger control proceedings and governmental investigations before the European Commission, the German Federal Cartel Office and the German Ministry of Economic Affairs. He has extensive experience in advising in t...

Gunnar Baumgärtel is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Gunnar, who practices law in Berlin, Germany, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gunnar is held by other top lawyers in the same geographic and legal practice area.

Lawyer and Mediator Partner

Michael Heise is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Michael, who practices law in Berlin, Germany, has been recognized since 2021. 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.

Christoph v. Arnim advises on corporate, financing, and insolvency law, with additional expertise in the real estate, commercial, and financial sectors. He supports clients in complex transactions, restructurings, and reorganisations as part of an experienced legal team. With many years of advisory work and supervisory board experience in both private and public companies and cooperatives, v. Arnim is highly experienced in conducting shareholders' meetings and advising decision-makers. He spe...

Andrea Kirsch is a top attorney recognized by Best Lawyers in the practice area(s) of Data Security and Privacy Law. Andrea, who practices law in Berlin, Germany, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrea is held by other top lawyers in the same geographic and legal practice area.