|Date of birth||5 August 1990|
|Place of birth||Verbania, Italy|
|Playing position||Forward, Winger|
|2007–2008||→ Pro Sesto (loan)|
|2010–2011||→ Pavia (loan)||17||(0)|
|2011–2012||→ Cuneo (loan)||3||(0)|
|* Senior club appearances and goals counted for the domestic league only|
Born in Verbania, Piedmont, Beretta started his career with Borgomanero. In 2005, he was signed by Internazionale. He spent the first season with Allievi Regionali under-16 team, as the team third striker, behind Leonardo D'Angelo and Mattia Dell'Aera. In 2006–07 season, he was promoted to Allievi Nazionali U-17 team, as third striker (4 goals in regular season), behind Mario Balotelli (18 goals) and Mattia Destro (nine). He also scored 1 of the 6 Inter's goals in the playoffs round.
In 2007–08 season, he was loaned to Pro Sesto youth team along with Andrea Bavena, Nicolò De Cesare, Dell'Aera, Davide Tremolada, Giovanni Kyeremateng (until January), Fabio Perissinotto (since January) and Luca Profeta (since January).
On 1 July 2008, he returned to Inter youth system as a member of Primavera U-20 team, as 4th striker behind Aiman Napoli, Destro and Riccardo Bocalon. He more often as winger) and in 2009–10 season partnered with Destro and Alen Stevanović in the 433 formation.
In 2009–10 Serie A season, he also played once for Inter first team in a friendly match, Inter fielded with first team player which did not receive international call-up and a few Primavera team players.
Inter & loans
In July 2010, he was loaned to Lega Pro Prima Divisione club Pavia He made in his debut on 5 September 2010, the 3 round of 1st Divisione Group A. The coach lost Marco Tattini (international duty) and Beretta was in the starting XI in that match. Pavia won Spezia 2–1.
- Pro Sesto youth
- "Allievi Nazionali: Inter 2–1 Brescia". FC Internazionale Milano. inter.it. 7 June 2007. Retrieved 6 September 2010.
- "Youngsters return from loan periods". FC Internazionale Milano. inter.it. 1 July 2008. Retrieved 6 September 2010.
- "Primavera: Inter 2–1 Siena (Agg: 2–2)". FC Internazionale Milano. inter.it. 23 May 2009. Retrieved 6 September 2010.
- "Primavera: Empoli 1–0 Inter". FC Internazionale Milano. inter.it. 8 May 2010. Retrieved 6 September 2010.
- "Destro goal not enough for Inter Primavera". FC Internazionale Milano. inter.it. 13 May 2010. Retrieved 6 September 2010.
- "Vaduz 1–2 Inter: Arnautovic scores twice". FC Internazionale Milano. inter.it. 14 November 2009. Retrieved 6 September 2010.
- "New clubs for two academy players". FC Internazionale Milano. inter.it. 15 July 2010. Retrieved 6 September 2010.
- Mercato: Beretta, prestito al Cuneo
- "BERRETTI: Pro Sesto - Pescara 4-0". Pescara Calcio (in Italian). 2 June 2008. Archived from the original on 27 April 2012. Retrieved 6 November 2011.
- Samuele Beretta at Soccerway