Martin is one of the most highly-regarded experts in the area of sports law.
Martin is an Of Counsel and member of the firm’s Sports Group, based in Düsseldorf. The JUVE Handbook of German Commercial Law Firms identifies Martin as one of the "leading names" and one of the "most recommended lawyers" in the field of sports law. In 2009, he was named as one of the World’s Top 20 Most Influential Lawyers in the sports industry by magazine SportBusiness International. In addition, Martin has a certified specialisation in labour law.
Martin is a former member of the German national basketball team and began his career advising athletes, sports associations and unions in amateur and professional sport at both national and international levels. He was a member of the Legal Committee and the Anti-Doping-Commission of the German Basketball Federation (DBB) as well as a member of the Arbitration Body of the German Ice Hockey League (DEL).
Martin is the author of the practice handbook "Sportrecht" (Sports law) and co-editor of the leading commentary on the Law of Clubs and Associations ("Reichert – Vereins- und Verbandsrecht"). He has also published numerous articles on the legal issues surrounding sport. Currently, Martin is a lecturer in sports law, sports management and labour law at the University of Bochum and Hochschule Fresenius Köln.
Since 1999, Martin has been an arbitrator of the Court of Arbitration for Sport (CAS) / Tribunal Arbitral du Sport (TAS) in Lausanne. He was a member of the CAS Ad Hoc Divisions during the London 2012 and PyeongChang 2018 Olympics. For many years, he was the Chairman of the Sports Law Commission of the Union Internationale des Avocats (UIA). Additionally, he is member of the International Sport Lawyers Association (ISLA) and of the advisory board of the German Association for Sports Law "Deutsche Vereinigung für Sportrecht e.V." (DVSR) as well as member of the executive committee of the working group "Sportrecht" of the "Deutschen Anwaltverein" (DAV).