| 1923 | Burckhardt Mangold |
| 1924 – 1927 | M. Varin |
| 1928 | Neuenschwander Albert |
| 1929 | M. Varin |
| 1930 – 1932 | E. Bohny |
| 1933 | E. Heussler |
| 1937 – 1939 | Hans Lapp |
| 1946 – 1948 | Hans Lapp |
| 1949 – 1951 | A. Magne |
| 1952 | Hans Lapp |
| 1953 – 1955 | A. Magne |
| 1960 | Roger Magne |
| 1963 / 1964 | Felix Muggehirn |
| 1967 – 1995 | Peter Hüsler |
| 1996 – 2001 | Pierre Cuendet |
| 2002 / 2003 | Erich Münch |
| 2004 / 2005 | Markus Meyerhofer |
| 2006 – 2010 | Fredy Prack |
| 2011 – 2014 | Markus Meyerhofer |
| syt 2015 | Pascal Joray |
