Ivo Nilsson's music has been performed by ensembles such as Cantus, Ensemble Son, Ensemble Recherche, Kammerensemble Neue Musik Berlin, KammarensembleN, Nouvel Ensemble Moderne, l´Itineraire, l´Orchestra dell´Arena di Verona, l´Orchestre des Flûtes Français, Slowind at festivals like Biennale di Venezia, Gaudeamus Music Days (Amsterdam), Huddersfield Contemporary Music festival, Ilhom (Tashkent), Musica (Strasbourg), Nordic Music Days, Roaring Hoofs (Mongolia), 2 Days and 2 Nights (Odessa), Sonorities (Belfast), Stockholm New Music, Spazio Musica (Cagliari), Spectra (Tirana), Time of music (Viitasaari), Ultima (Oslo), Warsaw Automn and the World Music Days in Stockholm & Zagreb.