He later joined the Simonluca e l'Enorme Maria band, which performed at the Festival di Sanremo in 1972.

The following year, he again took part in the Festival, this time as a chorister for Fausto Leali, in the song "La Bandiera di Sole."

During his career, Treves has played with Dave Kelly, Sunnyland Slim, Johnny Shines, Homesick James, Willie Mabon, Billy Branch, Dave Kelly, Paul Jones, Alexis Korner, Bob Margolin, Sam Lay, Louisiana Red, Gordon Smith, Son Seals, and Eddie Boyd.

He continues to publish blues music in Italy, having released more than ten albums to date.

His collaborations have reached many levels of Italian music, having has worked with artists including Angelo Branduardi, Pierangelo Bertoli, Eugenio Finardi, Riccardo Cocciante, Mina, and Ivan Graziani, as well as some non-blues collaborations with Articolo 31.