| Austrian Beach Tour Graz | 2023/07/01 15:00 | Holzinger/Nedetzky v Kostler/Kostler | 0-2 |
| Austrian Beach Pro Tour Greifenstein | 2023/07/01 11:10 | Lorentz/Steiner v Kostler/Kostler | 0-2 |
| Austrian Beach Pro Tour Greifenstein | 2023/07/01 07:50 | Kostler/Kostler v Klaff'er/Sponer | 0-2 |
| Austria Beach Pro | 2023/06/25 08:00 | Doppler/Kunert v Kostler/Kostler | 2-0 |
| Austria Beach Pro | 2023/06/24 16:10 | Kufa/Tomas Semerad v Kostler/Kostler | 0-2 |
| Austria Beach Pro | 2023/06/24 12:50 | Berger/Trauth v Kostler/Kostler | 0-2 |
| Austria Beach Pro | 2023/06/24 08:40 | Seiser/Berger v Kostler/Kostler | 2-1 |
| Austria Beach Pro - Graz | 2023/05/14 08:40 | Kostler/Kostler v Batrane/Bialokoz | 1-2 |