 In the last years the orchestra of the IJOA had guest performances in Bayreuth (Margravial Opera House), Weiden (Max-Reger-Halle), Selb (Rosenthal-Theater), Leipzig (Thomaskirche) und Bielefeld (Neustädter Marienkirche).Since 2004 Miguel Gómez-Martínez conducts the IJOA orchestra.Sponsoring makes it possible for the Bayreuther Osterfestival to donate all the proceeds of the concerts for the benefit of children suffering from cancer at the children’s hospital in Bayreuth (Germany).