| Runde | Datum | Begegnung | |||
|---|---|---|---|---|---|
| 1 | 7.5 | 2L | Wattwil / Gossau SG | Alexander Büsser R8 | 4:6 6:3 6:0 |
| - Moritz Reisser R8
- Fabian Nikolussi R6 | 6:4 6:3 | ||||
| 2 | 21.5 | 2L | Wattwil / Herisau | Philipp Nef R8 | 6:0 7:5 |
| - Kirstijan Krnjic R7
- Philipp Nef R8 | 2:6 6:0 6:0 | ||||
| 3 | 5.6 | 2L | Wattwil / Balterswil-Bichelsee | Marc Blumer R7 | 4:6 6:0 7:5 |
| - Chasper Gmünder R6
- Luca Barberi R7 | 6:4 6:4 | ||||
| 4 | 12.6 | 2L | Wattwil / Buchs SG | Aleksandar Krstic R8 | 6:2 6:2 |
| - Romeo Scheurer R6
- Lorenz Heyder R7 | 6:3 6:4 | ||||
| 5 | 26.6 | 2L | Wattwil / Bürglen 2 | Justin Felix R6 | 6:0 2:6 2:6 |