Rainer Birke

Alexander Kessler is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Litigation and Mergers and Acquisitions Law. Alexander, who practices law in Cologne, Germany, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alexander is held by other top lawyers in the same geographic and legal practice area.

Martin Wirtz works in all fields of intellectual property matters, with a particular emphasis on trade mark, competition, and copyright law, including litigation. A further focus of his work is patent infringement proceedings. His clients include large and medium-sized firms as well as international companies and associations from a wide variety of different areas. Martin Wirtz studied law at the University of Passau, the University of Freiburg, the University of Cologne, and at Queens' Colle...

Friedrich Kötter-Boisserée Dipl.-Finanzwirt Attorney Certified specialist in tax law Specialists areas : Tax law, transformation-of-companies tax law, transformation-of-companies law, criminal law for tax offenses I have been advising companies/individuals of all legal forms as a lawyer since 1990, specialising in tax law, and since 1997 I have also been licensed as a specialist lawyer for tax law. My former employment with the tax authorities of the state of North Rhine-Westphali...

Henrik Holzapfel is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Henrik, who practices law in Düsseldorf, Germany, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Henrik 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...

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

Dr. Philipp F. Hardung is Counsel at Hausfeld in Düsseldorf, specializing in commercial and corporate litigation. Before joining Hausfeld, Philipp worked for a leading German law firm with a focus on corporate, banking and capital markets law as well as in the corporate law department of a Magic Circle law firm. He has acquired broad experience in litigation and dispute resolution, including cross-border commercial disputes and corporate litigation, as well as banking and financial dispu...

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

Wolfram Meven is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Tax Practice. Wolfram, who practices law in Düsseldorf, Germany, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Wolfram is held by other top lawyers in the same geographic and legal practice area.

Born in 1936 Legal studies at the Universities of Freiburg, Munich and Münster First Exam ("1. Staatsexamen") in 1962 Legal clerkship ("Referendariat") at the Landshut, Münster and Dortmund District Courts Doctor of Laws (Dr. jur.) 1965 Second (Bar) Exam ("2. Staatsexamen") in 1967 Bar admission in 1967 With the firm since 1968 Certified Specialized Attorney in Tax Law since 1969 Appointment as notary in 1977 Board member of the Westphalian Association of Notaries from 1981 to 2005 ...