| Super League 1993 Relegation group B - Appearances as Referee |  |
 |
 |
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| 15/05/1993 | FC Chiasso | - | FC St. Gallen | 0:2 | 3 | 1 | - |
| 12/06/1993 | FC Winterthur | - | FC St. Gallen | 1:4 | 1 | - | - |
| Super League 1993 Relegation group B - Appearances as Referee | |
|
|
||||
| 15/05/1993 | FC Chiasso | - | FC St. Gallen | 0:2 | 3 | 1 | - |
| 12/06/1993 | FC Winterthur | - | FC St. Gallen | 1:4 | 1 | - | - |
| Complete name: | Serge Muhmenthaler |
| Born: | 20/05/1953 |
| Place of birth: |
Grenchen, 
Switzerland |
| Nationality: |
Switzerland |
| Bundesliga (GER) appearances: | 4 |