| Runde | Datum | Begegnung | |||
|---|---|---|---|---|---|
| 1 | 4.6 | U15B LA | Altstätten / Gründenmoos SG 2 | Frederic Lehmann R7 | 6:4 6:1 |
| - Frederic Lehmann R7
- Dominic Lehmann R9 | 6:4 7:6 | ||||
| 2 | 11.6 | U15B LA | Altstätten / Hörnli Kreuzlingen 2 | Luis Da Silva R5 | 7:5 6:3 |
| - Calvin Marin R4
- Manuel Neff R5 | ret | ||||
| 3 | 22.6 | U15B LA | Altstätten / Frauenfeld 2 | Xeno Oettli R8 | 6:1 6:2 |
| - Xeno Oettli R8
- David Garavello R9 | 6:0 6:1 | ||||