With over a hundred solo works written for him, Sparnaay has been credited with extending the technique and repertoire for the bass clarinet. He has played solo at festivals throughout the world; has been a featured performer with many major orchestras and ensembles including the ASKO Ensemble, the BBC Symphony Orchestra,the Berlin Radio Symphony Orchestra; and has appeared with leading conductors including Luciano Berio, Peter E?tv?s, Diego Masson, and David Stock. The evening’s bill features compositions by Larry Moss, Joji Yuasa, Claudio Ambrosini, Riccardo Piacentini, Maki Ishii, Roderik de Man and Wayne Siegel.