Born in Milano, Italy, still very young he attracts notice for the intensity and versatility of his musical interpretation and for his new approach to the viol and to the sound of ancient music repertoire. His studies on the field, about old musical traditions still living in forgotten place of the world brought to light new perspective in the interpretation of European "ancient music".
Winner of "Concorso Internazionale Romano Romanini per strumenti ad arco" (Brescia 1995) and Erwin Bodky Award (Cambridge, Massachusetts USA 1997).
As viol soloist or conductor (with orchestras as London Philharmonia, Los Angeles Philharmonic Orchestra in Bowl Hall Hollywood-Graun concerto, Wiener Philharmoniker, Il Giardino Armonico, Freiburger Baroque Orchestra etc.), and in duo with the brother Lorenzo Ghielmi or with Luca Pianca, he plays in the most important halls of Europe, USA, Japan (Musikverein Wien, Berliner Philharmoniker Hall Berlin, Casals Hall, Tokio etc.). He has been invited to play as soloist the world première of many “new music” composition (Kevin Volans, Teatro Regio di Torino; Nadir Vassena, Berliner Philharmoniker Hall).
Played in duo and trio with artist as Gustav Leonhart, Christophe Coin, Viktoria Mullova, Giuliano Carmignola, Cecilia Bartoli etc.
His ensemble Il Suonar Parlante, devoted to a new investigation of ancient repertoire, played also with important jazz players as Kenny Wheeler, Uri Caine, Jim Black, Don Byron, Markus Stockhausen or with pop singer like Vinicio Capossela. Several jazzists and composers wrote new music for this ensemble. The ensemble collaborates as well with traditional asian musicians as the afghans virtuosos of "ensemble Kabul".
Recorded several solo CD winning critic prizes. His last production are for Winter&Winter, München, Germany