Zanési was a member of the Groupe de Recherches Musicales (GRM), and is currently is the artistic director of the Ina-GRM. He has initiated many projects in the field of radio, publications, and musical events, including the Electromania radio show on France Musique, the festival Présences Électronique, and the CD compilations Archives GRM, Bernard Parmegiani, l’œuvre musicale, and Luc Ferrari, l’œuvre électronique. In 2011, Zanési contributed to Jérémie Carboni's documentary on the musique concrète movement.