| Runde | Datum | Begegnung | |||
|---|---|---|---|---|---|
| 1 | 2.5 | 1L | Interlaken / Burgdorf | Jan Baumgartner R2 | 3:6 4:6 |
| - Mario Mühle R3
- Fortunato Orlando R5 | 4:6 5:7 | ||||
| 2 | 9.5 | 1L | Interlaken / Buchs | Lukas Gysi R5 | 6:3 6:3 |
| - Marcel Ruch R5
- Phithak Schmassmann R6 | 4:6 7:6 4:6 | ||||
| 3 | 16.5 | 1L | Interlaken / Scheuren | Yannick Roschi R3 | 6:7 3:6 |
| - Noah Angara R1
- Thomas Kupferschmid R2 | 6:3 2:6 2:6 | ||||
| 4 | 30.5 | 1L | Interlaken / Wilderswil | Martin Haid R4 | 4:6 6:7 |
| - Martin Haid R4
- Philipp Gertsch R4 | 7:5 1:6 6:2 | ||||