Roberto Cavalli | Roberto Rossellini | Roberto Carlos | Roberto Durán | Roberto Clemente | Roberto Bolaño | Roberto Faenza | Roberto Calvi | Roberto Matta | Roberto Alagna | Roberto Carlos (singer) | Roberto Mancini | Roberto Carlos (footballer) | Roberto Baggio | Roberto Moreno | Roberto Longhi | Roberto Formigoni | Roberto Di Matteo | Roberto De Vicenzo | Roberto D'Alimonte | Roberto Benigni | :it:Roberto D'Alimonte | Agustín Roberto Radrizzani | Roberto Valera | Roberto Stagno | Roberto Salmeron | Roberto Rodríguez | Roberto Martínez | Roberto Díaz Herrera | Roberto Cassinelli |
The ensemble is particularly well known for its performances of Pierre Boulez, John Cage, Roberto Carnevale, György Ligeti, George Crumb, Giacinto Scelsi, de Pablo, and Klaus Huber.
More recent composers to use prepared pianos include John Wolf Brennan, Roberto Carnevale, Philip Corner, Stephen Scott, Richard D. James, Jason Moran, Erdem Helvacıoğlu, Marina Leonardi, Hiromi Uehara, and Volker Bertelmann.
The ensemble has performed numerous new works by a wide range of composers, which include Muhal Richard Abrams, John Cage, Roberto Carnevale, Morton Feldman, Pauline Oliveros, Henry Threadgill and La Monte Young, as well as works by Kotik himself.