Zennaro comes to Harvard after serving as assistant coach for Ohio State since the beginning of the new year. Prior to his duration with the Buckeyes, Zennaro specialized in foil, coaching the Italian Junior National team from 2007 up until 2017.
Throughout his career as a foilest, he found success during the 1998 Italian Championships, picking up gold and a silver medal on the global scale during the 1999 Seoul World Championships. Five years later, Zennaro picked up his second gold medal in 2004 at the Italian Championships before finishing second at the Mediterranean Games the following year.
In team competition, he brought his foil skills to the 2000 Sydney Olympics, earning a bronze medal with his fellow Italians, and captured gold at the 2002 European Championships in Moscow.