Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2024/01/15 10:10 | Hannes Hormann v Sven Happek | L | 3-1 |
| Challenger Series TT | 2024/01/08 18:10 | Sven Happek v Hannes Hormann | L | 1-3 |
| Challenger Series TT | 2023/10/05 12:30 | Sven Happek v Hannes Hormann | W | 3-1 |
| Challenger Series TT | 2024/06/27 08:00 | Marco Stefanidis v Sven Happek | L | 3-2 |
| Challenger Series TT | 2024/06/06 15:00 | Sven Happek v Szilard Kanabe | W | 3-0 |
| Challenger Series TT | 2024/06/06 13:30 | Sven Happek v Jon Ander Guerricabeitia | W | 3-0 |
| Challenger Series TT | 2024/06/06 12:00 | Sven Happek v Siddharta Almeida | W | 3-2 |
| Challenger Series TT | 2024/06/06 10:30 | Sven Happek v Damian Zech | W | 3-1 |
| Challenger Series TT | 2024/06/06 07:30 | Oleksii Dehtiarov v Sven Happek | W | 1-3 |
| Challenger Series TT | 2024/06/06 07:00 | Tom Duffke v Sven Happek | W | 0-3 |
| Challenger Series TT | 2024/05/14 19:30 | Mykhailo Mosiuk v Sven Happek | W | 0-3 |
| Challenger Series TT | 2024/06/27 06:30 | Bohdan Sinkevych v Hannes Hormann | L | 3-0 |
| Challenger Series TT | 2024/01/16 13:50 | Norbert Tauler v Hannes Hormann | L | 3-1 |
| Challenger Series TT | 2024/01/16 13:05 | Hannes Hormann v Takumi Kageyama | L | 2-3 |
| Challenger Series TT | 2024/01/16 10:50 | Hannes Hormann v Francesco Maragioglio | W | 3-0 |
| Challenger Series TT | 2024/01/16 07:30 | Hannes Hormann v Mathias Golab | W | 3-1 |
| Challenger Series TT | 2024/01/15 18:50 | Hannes Hormann v Norbert Tauler | L | 1-3 |
| Challenger Series TT | 2024/01/15 17:30 | Hannes Hormann v Takumi Kageyama | W | 3-2 |
| Challenger Series TT | 2024/01/15 12:50 | Hannes Hormann v Jean Rassouw | W | 3-1 |