Urs Leimgruber is a versatile and innovative Swiss saxophonist, composer, and performer whose musical journey spans improvisation, jazz, and 20th-century classical music. Based in Lucerne, with a significant period spent in Paris, Leimgruber's work is characterised by its dynamic range and deep exploration of sound. He has been a prominent figure in the fields of contemporary improvisation, jazz, and new music for decades, collaborating with notable artists such as Joëlle Léandre, Fritz Hauser, Jacques Demierre, and Barre Phillips. Leimgruber's performances are known for their wild energy and technical prowess, making him a standout figure in the realms of free jazz and avant-garde music.