ALBUMAufruhr im OlympProjektchor Ox-Ki-Si, The Academy Collective 21 & Barbara Comes
ALBUMchorissimo! QuodlibetKinderchor SingsalaSing, The Academy Collective 21 & Klaus Weigele
ALBUMchorissimo! Singen mit Kita-KindernKinderchor SingsalaSing, The Academy Collective 21 & Klaus Weigele
ALBUMBobbi Fischer: Missa latina & MagnificatAnabel Pérez Real, Raúl Jaurena, The Academy Collective 21, Internationaler Festivalchor C.H.O.I.R. & Klaus Brecht