[1] Sgarbi joined Benetton Treviso in the 2006–07 season, with a few appearances in the Super 10 Italian Premiership and the Heineken Cup.
On 4 September 2010 he debuted in the then-Celtic League with Benetton Treviso in the historic 34-28 victory against Scarlets of Wales.
He was called up to the Italy squad for the 2008 Six Nations Championship and he get his first Italian International cap against England on 10 February 2008.
He returned with the Italy squad at the end of July 2010 and in autumn 2010, thanks to excellent start to the season in the Celtic League, Sgarbi was used by Nick Mallett from the first minute in the two Test Matches against Australia and Fiji.
On 21 August 2011, he was named in the final 31-man squad for the 2011 Rugby World Cup.