Professor Hans-B. Bauerfeind has informed co.don AG that he is resigning from his chairmanship of the Supervisory Board for health reasons at the age of 81 and is retiring from the Supervisory Board with immediate effect. The office of Chairman of the Supervisory Board will be taken over by Mr. Thommy Stählin, long-time member of the Supervisory Board and former Deputy Chairman of the Supervisory Board.