• GMAA (Chairman of the Board)
• German Maritime Law Association
• German Association for Transport Law
• Member of the law committee of the Association for European Inland Navigation and Waterways
• IVR

Maritime Arbitration, Maritime and Transport Law, in particular Ship Managment, Cargo Damage, Charter Party Disputes,Collisions, Marine Insurance Law, Ship and Aviation Finance, Ship Building, Inland Navigation

Studies at the Universities of Hamburg (physics and law) and Cape Town (LL.M. Shipping Law and International Trade), Attorney in Hamburg since 2003