| Lukas Halbeisen |
| 18&U R8 1.005 |
| Runde | Datum | Begegnung | |||
| 1 | 1.6 | B18&U | Thal / St. Margrethen | Nico Baldossari R8 | 1:6 2:6 |
| - Philiph Kästli R9
- Luca Sieber R7 | 7:6 6:4 | ||||
| 2 | 16.6 | B18&U | Thal / Gossau SG | Silas Steiger R9 | 6:2 6:3 |
| - Christian Bärenklau R9
- Marc Breitenmoser R8 | 6:4 6:3 | ||||
| 3 | 22.6 | B18&U | Thal / Frauenfeld | Steven Wieser R7 | 2:6 0:6 |
| - Marco Moschen R5
- Sacha Huber R6 | 0:6 3:6 | ||||
