SPAL Udinese Atalanta Manfredini was signed by Serie B club
Atalanta BC on 27 June 2005 for €1.2 million. That week Atalanta also signed half of the registration rights of
D'Agostino for €800,000, as well as
Cesare Natali,
Piermario Morosini (50%) and
Massimo Gotti for undisclosed fees. In July 2007, he (along with three other players) were banned from football for a duration of three months as a result of illegal betting. In October 2008, Manfredini extended his contract with Atalanta to June 2013. On 26 July 2010, he signed with the newly relegated Serie B side, to remain under contract until 2013 with an option to extend to 30 June 2014. Teammate
Gianpaolo Bellini also signed a contract on the same day. On 9 August 2011, it was announced that Manfredini had again been banned from football for three years for his role in
match fixing during the
2010–11 season (
2011 Italian football scandal). In the appeal of
Corte di Giustizia Federale of FIGC, Manfredini was acquitted of the charge.
Genoa In January 2013, Manfredini left Atalanta and joined
Genoa, in a swap deal involving 50% registration rights of
Michele Canini. Manfredini was valued €1.25 million, while 50% registration rights of Canini was valued for €1 million.
Sassuolo In January 2014, Manfredini left Genoa and joined
Sassuolo for €900,000 in a -year contract. That window the club also signed
Davide Biondini from Genoa in a temporary deal.
Vicenza On 12 January 2015, Manfredini signed for
Vicenza on loan from
Sassuolo until the end of the season. He took no.17 shirt from departing
Niko Bianconi. On 30 June 2015, Vicenza signed Manfredini outright in a two-year contract, with
Giovanni Sbrissa and became a player of Sassuolo in 2016–17 season. He changed to wear no.5 in 2015–16 season. On 25 August 2016, he was released.
La Fiorita Manfredini came out of retirement in 2018–19 season and joined
La Fiorita. He retired in the subsequent season. == Managerial career ==