Oliver von Rosenberg

Sabine Dethof is a patent litigator and Salaried Partner at HEUKING, Düsseldorf. As a Certified Specialist Lawyer in Intellectual Property Law with 14 years of professional practice, she has a wide range of experience, in particular in the field of mechanical engineering and in the areas of automotive, semiconductors and medical devices. Besides the daily business of patent infringement proceedings she is especially experienced in nullity proceedings before the Federal Patent Court. For ...

Born in 1970 Legal studies at Bielefeld University First Exam ("1. Staatsexamen") in 1995 Doctoral studies as a Friedrich-Naumann-Stiftung fellow, dissertation on "Kapitalsicherung und Gläubigeranfechtung" (capital protection and creditor appeals) under Prof. Dr. Schön as doctoral advisor Legal clerkship ("Referendariat") at the Bielefeld District Court Second (Bar) Exam ("2. Staatsexamen") in 1998 With the firm since 1999 Doctor of Laws (Dr. jur.) 2001 Certified Specialized Attorne...

Benedikt Schulz is a top attorney recognized by Best Lawyers in the practice area(s) of Restructuring and Insolvency Law. Benedikt, who practices law in Düsseldorf, Germany, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Benedikt is held by other top lawyers in the same geographic and legal practice area.

Dr. Martin Jäger is Counsel at Hausfeld in Düsseldorf. He advises on all aspects of German and European antitrust law with a focus on antitrust litigation and merger control. Furthermore, he has many years of diverse experience in distribution antitrust law, in particular at the interface with intellectual property law and in antitrust damages proceedings, as well as in advising clients from the healthcare industry. Prior to joining Hausfeld, Martin was Senior Counsel at a leading G...

Ulrich Flege is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Ulrich, 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 Ulrich is held by other top lawyers in the same geographic and legal practice area.

Markus Kappenhagen is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits Law, Labor and Employment Law and Litigation. Markus, who practices law in Düsseldorf, Germany, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Markus is held by other top lawyers in the same geographic and legal practice area.

Lawyer, Accredited Specialist for Public Procurement Law Partner

Gabi Müllejans LL.M. oec. is a lawyer and local partner at Friedrich Graf von Westphalen & Partner. Since 2024, she has been working in the intellectual property and trademark and design law practice of Friedrich Graf von Westphalen & Partner’s Cologne office. She has many years of working experience as a trademark and competition lawyer at leading, internationally oriented law firms. She worked as a lawyer specializing intellectual property law at a renowned IP boutique in...

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...

Dr Martin Stockhausen has concentrated on banking law, corporate law and insolvency law since beginning his career as a lawyer. After founding Sozietät GÖRG, Dr Stockhausen focused on advising and representing (primarily institutional) creditors and debtor companies in situations of crises, while at the same time building up a separate department in the firm for advising credit institutions. Assisting debtor companies has included taking on managerial or executive functions (e.g. in...