CORO CORO CAI CAI FROSINONE 2012 – 2013 – 2015 – 2016 – 2018 CAI ROMA 2015 CORO GIZZI 2013 SERATA VERDI – 2014 HAYDN – 2014 NATALE CORO TUSCOLANO GENESEO SINGERS 2016 HAMILTON CHOIR 2013 SINGERS OF TOKYO 2015 TRIO 2012 TURKU-CORO CANTOCUM