 On 30 January 2016 Mantovani was signed by Novara, with Francesco Signori moved to opposite direction.He was a part of the Italy national under-19 team which won the 2003 European Under-19 Championship, and played 16 games for the Italy national under-19 team.He also played at 2001 UEFA European Under-16 Football Championship, 2006 UEFA European Under-21 Football Championship and 2007 UEFA European Under-21 Football Championship.