Alexander Bork

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...

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...

Achim Kirchfeld is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law and Mergers and Acquisitions Law. Achim practices law in Düsseldorf, Germany Best Lawyers has recognized Achim Kirchfeld since 2011. 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 Achim Kirchfeld is held by other lawyers.

Achim Compes is a lawyer recognized by Best Lawyers in the practice area of Energy Law. Achim practices law in Cologne, Germany Best Lawyers has recognized Achim Compes 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 Achim Compes is held by other lawyers.

Born in 1976 Legal studies at the University of Münster First Exam ("1. Staatsexamen") in 2002 Doctoral studies at the University of Münster Research consultant at the University of Münster's Freiherr-vom-Stein Institute, the academic research center of the Association of North-Rhine Westphalian Districts, 2002 - 2004 Doctor of Laws (Dr. jur.) 2005 Legal clerkship ("Referendariat") at the Paderborn District Court Second (Bar) Exam ("2. Staatsexamen"), bar admission 2006, with t...

Helmut Balthasar is a lawyer recognized by Best Lawyers in the practice area of Restructuring and Insolvency Law. Helmut practices law in Cologne, Germany Best Lawyers has recognized Helmut Balthasar since 2010. 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 Helmut Balthasar is held by other lawyers.

Thomas Christner is a lawyer recognized by Best Lawyers in the practice areas of Energy Law and Public Law. Thomas practices law in Cologne, Germany Best Lawyers has recognized Thomas Christner 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 Thomas Christner is held by other lawyers.

Simon Groneberg is a lawyer recognized by Best Lawyers in the practice area of Energy Law. Simon practices law in Düsseldorf, Germany Best Lawyers has recognized Simon Groneberg 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 Simon Groneberg is held by other lawyers.

Dr. Christian Sandweg is a German Patent Attorney (Patentanwalt) and European Patent Attorney at Vossius & Partner Patentanwälte Rechtsanwälte mbB in Düsseldorf. He focuses his practice on Intellectual Property Law , advising clients on the protection and enforcement of patent rights. Dr. Sandweg joined VOSSIUS in 2011 and was admitted to practice as a German Patent Attorney and European Patent Attorney in 2015. As part of his professional training in intellectual property,...

Herbert Posser is a lawyer recognized by Best Lawyers in the practice areas of Energy Law, Environmental Law and Public Law. Herbert practices law in Düsseldorf, Germany Best Lawyers has recognized Herbert Posser since 2009. 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 Herbert Posser is held by other lawyers.