Christian Nienkemper

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...

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.

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...

Anja Commandeur is a top attorney recognized by Best Lawyers in the practice area(s) of Restructuring and Insolvency Law. Anja, 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 Anja is held by other top lawyers in the same geographic and legal practice area.

Dipl.-Kfm. Dr. iur. Maximilian Koch is the Managing Director and Founder of KOCH Rechtsanwaltsgesellschaft mbH in Dusseldorf, Germany. He studied economics at the University of Hagen (Diplom-Kaufmann) and law at the University of Osnabruck (1st legal state exam with honors, ranking among the top 5% of graduates), in addition to earning his Dr. iur. "summa cum laude". After completing his legal clerkship in Lower Saxony, he excelled in the 2nd state law examination, achieving a high distinctio...

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...

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

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

Arnt Göppert is a lawyer and partner at Friedrich Graf von Westphalen & Partner. He has been working in the corporate law and M&A practice of Friedrich Graf von Westphalen & Partner's Cologne office since 2013. Arnt Göppert is a transaction specialist advising clients on corporate acquisitions and disposals, corporate actions and financing. His clients include owner-managed companies as well as international funds, listed companies and financial institutions. A particula...

Dr. Michael Mütze is a partner with MKRG, where he specialises in the areas of private and public construction law, public procurement law and real-estate law. During the last 35 years he has gained extensive experience in supporting companies in the building industry, architects and engineers, project developers, property owners and investors. In addition, he participates in arbitration proceedings both as legal counsel and as an assessor. His specialisations include property transactio...