[6] His older brother, Peter Wasserfallen (born 1980), served on the city council of Bern, from 2009 to 2012 (initially a member of the Swiss People's Party, he changed his affiliation to independent).

[7] He completed his Matura in 2001 and subsequently studied physics at the University of Bern for two semesters before switching his major to mechanical engineering.

[12] That same year, he stood as a candidate for the presidency of the Swiss Automobile Club: however, his election was contested, complaints were lodged and he eventually relinquished the post.

[13][14] The following year, in 2017, he declared his interest in running for the government of the canton of Bern,[15] but was not selected by his party,[14] which preferred Philippe Müller.

[16] He is married to Alexandra Thalhammer, who served on the city council of Bern for The Liberals from 2015 to 2018.