Martin Weitenberg

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...

Dr. Patrick Vogt is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law, Mergers and Acquisitions Law and Private Equity Law. Dr. Patrick practices law in Düsseldorf, Germany Best Lawyers has recognized Dr. Patrick Vogt 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 Dr. Patrick Vogt is held by other lawyers.

Born in 1976 Legal studies at Bielefeld University, 1995 - 2000 Supplementary studies in informatics at Bielefeld University, 1996 - 1998 First Exam ("1. Staatsexamen") in 2000 Postgraduate studies in legal informatics at the Universities of Hannover and Vienna, 2000 - 2001 Research associate at Bielefeld University, 2001 - 2002 Legal clerkship ("Referendariat") in Bielefeld and Düsseldorf, 2002 - 2004 Doctor of Laws (Dr. jur.) 2004 Second (Bar) Exam ("2. Staatsexamen") in 2004 Worked ab...

Dr. Manuel Knebelsberger is Counsel at Hausfeld in Düsseldorf, specializing in competition law and competition litigation. Before joining Hausfeld, Manuel worked in the competition department of one of the biggest international law firms where he acquired a broad experience in all aspects of competition law, ranging from classic antitrust and merger control to procurement and state aid matters. In addition to advising clients on general competition law, Manuel regularly represents client...

Michael Schmidt-Versteyl is a lawyer recognized by Best Lawyers in the practice area of Corporate Law. Michael practices law in Düsseldorf, Germany Best Lawyers has recognized Michael Schmidt-Versteyl since 2023. 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 Schmidt-Versteyl is held by other lawyers.

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...

Thomas Hauss is a lawyer recognized by Best Lawyers in the practice area of Litigation. Thomas practices law in Düsseldorf, Germany Best Lawyers has recognized Thomas Hauss 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 Thomas Hauss is held by other lawyers.

Carsten Laschet is a lawyer and managing Partner of Friedrich Graf von Westphalen & Partner. His practice focuses on liability and insurance law. He specialises in contract law, product liability law, directors' and officers' liability as well as Insurance Law. Carsten Laschet is a lecturer in teaching specialist insurance lawyers and a member of the Cologne Legal Association (Kölner Juristische Gesellschaft), the German Bar Association’s Working Group on Insurance Law (ARGE Ve...

Dr Michael Körner has been working as a lawyer in our Cologne office since 2018 and was appointed partner on January 1, 2026. He primarily advises clients in the areas of environmental law, public procurement law, public commercial law, surveying and cadastral law, and the law governing publicly appointed surveyors, in particular partnership law. He also advises on liability law, state liability and compensation law, and litigation. He speaks German and English.

Jörg Nerlich is a lawyer recognized by Best Lawyers in the practice area of Restructuring and Insolvency Law. Jörg practices law in Cologne, Germany Best Lawyers has recognized Jörg Nerlich since 2016. 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 Jörg Nerlich is held by other lawyers.