Switzerland Von Bergen began in the youth division of FC Hauterive, before joining
Neuchâtel Xamax in 2000. In summer 2005,
Lucien Favre, then coach at
FC Zürich, scouted the defender and brought him to the club. In his first season in Zürich, Von Bergen earned 36 caps and contributed to the clubs first championship since 1981. The following season, FC Zürich defended their title.
Hertha BSC When Lucien Favre transferred to
Hertha BSC in summer 2007, he brought von Bergen with him to the
Bundesliga. Von Bergen made his debut in the German top division on the second match day against
Arminia Bielefeld. During his first season in the
German capital, Hertha finished tenth, but qualified for the
UEFA Cup via fair-play rating. In
the 2009–10, after the departure of
Josip Šimunić, Von Bergen managed to establish himself as a regular in Hertha's starting formation.
Italy After his contract in Berlin expired in June 2010, Von Bergen agreed to join newly promoted Italian
Serie A club
Cesena on a free transfer. At the end of
2011–12 Serie A, Cesena relegated. In June 2012 he moved to Serie A club
Genoa on a free transfer. His stay lasted only two months, as in August he was sold to fellow Serie A club
Palermo for €1.7 million in an exchange deal for Greek goalkeeper
Alexandros Tzorvas (permanent for €600,000 At the end of season Palermo relegated.
Return to Switzerland On 19 June 2013, he moved to
Young Boys for €850,000. He was part of the Young Boys squad that won the
2017–18 Swiss Super League, their first league title in 32 years. Von Bergen retired at the end of the 2018–19 season. ==International career==