As a free improviser he has worked with (among many others) bassists Peter Kowald and Joëlle Léandre, guitarist Derek Bailey, clarinetists Theo Jörgensmann and Aurélien Besnard, saxophonists Peter Brötzmann, Evan Parker and Joe Maneri, and pianist Paul Bley.
She has been a member of the Barry Guy New Orchestra as well as a member of the Henry Grimes Trio, the Europea Quartet Noir (with Urs Leimgruber, Fritz Hauser and Joëlle Léandre), and Anders Jormin's Bortom Quintet.
Joëlle Léandre | Joëlle Ursull | Joelle Wyser-Pratte | Joelle Leandre | Joëlle Aubron | Léandre Dion | Joëlle Milquet |
A member of the Italian Instabile Orchestra, Tramontana has also recorded with such musical artists as Jeb Bishop, Joëlle Léandre, Mario Schiano, and Carlos Zingaro.
He has long been interested in collaborative work and has created performance events and texts in collaboration with musicians such as Steve Lacy, Joëlle Léandre, Giancarlo Locatelli, Peter Brötzmann and Steve Nelson-Raney; other poets, including Jim Koller, Anselm Hollo, Gregory Corso, Dario Villa and Franco Beltrametti; and painters including Joe Brainard, Jim Dine, Giovanni D'Agostino and Micaëla Henich.
Les Diaboliques (band), trio founded by Scottish vocalist Maggie Nicols, Swiss pianist Irene Schweizer and French bassist Joelle Leandre