Thomas Sonnenberg

Heinrich Georg Pannen has many years of experience in the full range of intellectual property and copyright law. His work includes conducting registration proceedings, opposition and appeal proceedings, as well as nullity and appeal proceedings before the German Patent and Trademark Office, the European Union Intellectual Property Office (EUIPO), the World Intellectual Property Organization (WIPO), and the Federal Patent Court. His focus is on managing national and international intellectual ...

Dr Thomas Bezani offers advice to national and international companies on all matters of individual and collective labour law. One of his specialities is the restructuring of companies and the associated negotiations with work councils and trade unions, with as well as regarding termination rights. He also represents his clients before courts of labour and civil law. His focuses is in the areas of commerce and services, automotive and manufacturing.

Antje Weiss is a lawyer recognized by Best Lawyers in the practice area of Public Law. Antje practices law in Düsseldorf, Germany Best Lawyers has recognized Antje Weiss since 2026. 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 Antje Weiss is held by other lawyers.

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...

Matthias Kampshoff is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law, Mergers and Acquisitions Law and Restructuring and Insolvency Law. Matthias practices law in Düsseldorf, Germany Best Lawyers has recognized Matthias Kampshoff since 2020. 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 Matthias Kampshoff is held by other lawyers.

Michael Schaumann is a lawyer recognized by Best Lawyers in the practice area of Mergers and Acquisitions Law. Michael practices law in Cologne, Germany Best Lawyers has recognized Michael Schaumann 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 Michael Schaumann is held by other lawyers.

Hermann Kahlhöfer advises clients in patent law, in particular in the fields of electrical engineering, medical technology and physics. He has been working in the field of intellectual property for more than 40 years and has extensive experience in the field of national and international patent prosecution procedures and patent infringement matters as well as in the development and exploitation of intellectual property portfolios. After completing two years of military service with a spe...

Hildegard Schöllmann is a lawyer and local partner in the Cologne office of Friedrich Graf von Westphalen & Partner mbB. She advises on all food and feed law issues along the food industry’s value chain as well as on the relevant complementary areas of law such as trademark and competition law. Prior to joining Friedrich Graf von Westphalen, she was a partner in the German food law boutique KWG Rechtsanwälte. She studied law in Cologne and Amsterdam. Hildegard comprehensiv...

Yorick Ruland is a lawyer recognized by Best Lawyers in the practice area of Banking and Finance Law. Yorick practices law in Cologne, Germany Best Lawyers has recognized Yorick Ruland 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 Yorick Ruland is held by other lawyers.

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...