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VDSS - Association of German Marine Experts Chairman, STG - The German Society for Maritime Technology, GMT - German Association for Marine Technology, Gfkorr - Society for Corrosion Protection, HTG - German Port Technology Association, DVS - German Welding Society, BWE - German Wind Energy Association, FEMAS - The Federation of European Maritime Associations of Surveyors and Consultants - German representative

As an Expert in the Shipping, Shipbuilding, Cargo Transport, Damage and Hull Surveys, Offshore Wind Energy, Naval Architecture, Ultrasonic inspection UT level II, ROV Service (Underwater robot), InWater survey Class related, Coating inspector FROSIO level III

Naval Architecture Dipl. - Ing. TU Hamburg Harburg, Publicly Appointed and Sworn Expert, Chamber of Commerce Hamburg