Frank Siegburg

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

Dr Karl Friedrich Dumoulin primarily advises companies on issues of national and international commercial law in their day-to-day business (supply and service agreements, cooperation and distribution agreements, questions relating to competition law and IP law, in particular trademark applications, licence agreements). Dr Dumoulin also represents his clients before courts, offices and courts of arbitration in these areas. In particular, Dr Dumoulin specialises in the field of financial servic...

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

Jörg Nerlich is a top attorney recognized by Best Lawyers in the practice area(s) of Restructuring and Insolvency Law. Jörg, who practices law in Cologne, Germany, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jörg is held by other top lawyers in the same geographic and legal practice area.

Christoph Niemeyer is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Christoph, who practices law in Cologne, Germany, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christoph is held by other top lawyers in the same geographic and legal practice area.

I was born in 1976 and studied law in Bonn (Germany) and Strasbourg (France). After my legal traineeship at the Bonn Regional Court and the 2nd state law examination, I was admitted to the bar in 2005. In 2011, the board of the Cologne Bar Association allowed me to use the title “Specialist Lawyer for Tax Law”. In 2016, I successfully took part in the “Certified Executor of Wills (AGT)” course, which was carried out in cooperation with the Working Group for Wills Execu...

Staffan Illert is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Staffan, who practices law in Düsseldorf, Germany, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Staffan is held by other top lawyers in the same geographic and legal practice area.

Born in 1964 Legal studies at the Universities of Heidelberg and Bonn First Exam ("1. Staatsexamen") in 1990 Doctoral research at the Universities of Valencia (Spain) and Münster Legal clerkship ("Referendariat") at the Detmold District Court Elective posting at the Commission of the European Union in Brussels Doctor of Laws (Dr. jur.) 1993 Second (Bar) Exam ("2. Staatsexamen"), bar admission 1994, with the firm since 1994 Certified Specialized Attorney in Administrative Law since 1997 C...

Dr Jan Joachim Dreyer’s work includes antitrust defence, in particular for companies with strong market positions, in sales and traditional antitrust matters, compliance issues in sales and in all forms of cooperation between competitors. His areas of expertise also include global and local merger control, including litigation over decisions by authorities reaching the German Federal Court of Justice and the European courts, claims for damages arising from antitrust violations, state ai...

Matthias Kampshoff is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Restructuring and Insolvency Law. Matthias, who practices law in Düsseldorf, Germany, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthias is held by other top lawyers in the same geographic and legal practice area.