2022 - 2024 | Robert Barth | ||
2018 - | Franz Sedlacek | ||
2013 - | Norbert Koller | ||
2011 - | Margrith Appenzeller | ||
2005 - | Henning Gietenbruch | ||
2004 - 2016 | Antonia Raths | ||
2004 - 2016 | Ruth Ernst | ||
2004 - 2012 | Jürg Eberhardt | ||
2003 - 2019 | Otto Meier | ||
2003 - 2011 | Trudi Denti | ||
2002 - 2004 | Trudi Dettwiler | ||
2001 - 2017 | Paul Voegeli | ||
2001 - 2006 | Fritz Hotz | ||
1994 - 2002 | Fritz Kübler | ||
1994 - 2004 | Dölf Meier | ||
1994 - 2004 | Leni Fischer | ||
1994 - ? | Peter Nötzli | ||
1994 - 2002 | Mariann Wegmann | ||
1994 - 2002 | Esther Steiger (Gründerin) |