| Beach Pro Tour Leuven | 2023/07/15 07:00 | Kostler/Kostler v Bulgacs/Tocs | 0-2 |
| Beach Pro Tour Leuven | 2023/07/14 10:00 | Vandecaveye/Vandecaveye v Kostler/Kostler | 2-1 |
| Beach Pro Tour Leuven | 2023/07/13 15:10 | Kostler/Kostler v Cuzmiciov/Day | 2-1 |
| Beach Pro Tour Leuven | 2023/07/13 10:00 | Chouikh-Barbez/Altwies v Kostler/Kostler | 1-2 |
| Austrian Beach Pro Tour Greifenstein | 2023/07/02 14:00 | Antoni/Trauth v Kostler/Kostler | 2-0 |
| Austrian Beach Pro Tour Greifenstein | 2023/07/02 12:00 | Kostler/Kostler v Schober/Stock'er | 2-0 |
| Austrian Beach Pro Tour Greifenstein | 2023/07/02 09:00 | Holzner/Kandolf v Kostler/Kostler | 0-2 |
| Austrian Beach Pro Tour Greifenstein | 2023/07/01 15:34 | Holz'er/Nede'ky v Kostler/Kostler | 12-20 |