Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2022/08/08 14:30 | Michael Engelhardt v Damian Zech | W | 3-2 |
| Challenger Series TT | 2022/08/01 17:10 | Damian Zech v Michael Engelhardt | L | 3-0 |
| Challenger Series TT | 2022/07/28 18:30 | Damian Zech v Michael Engelhardt | W | 2-3 |
| Challenger Series TT | 2022/06/13 13:50 | Michael Engelhardt v Damian Zech | W | 3-2 |
| Challenger Ochsenhausen | 2022/03/03 07:30 | Michael Engelhardt v Damian Zech | W | 3-0 |
| Challenger Series TT | 2023/04/17 06:30 | Michael Engelhardt v Makoto Nogami | W | 3-2 |
| Challenger Series TT | 2023/03/14 10:50 | Michael Engelhardt v Peter Hribar | L | 1-3 |
| Challenger Series TT | 2023/03/14 07:30 | Michael Engelhardt v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2023/03/13 18:50 | Michael Engelhardt v Anton Limonov | L | 1-3 |
| Challenger Series TT | 2023/03/13 17:30 | Michael Engelhardt v Ahmed El-Mahdy | L | 1-3 |
| Challenger Series TT | 2023/03/13 12:50 | Michael Engelhardt v Sven Happek | W | 3-1 |
| Challenger Series TT | 2023/03/13 10:10 | Michael Engelhardt v Felix Kohler | W | 3-1 |
| Challenger Series TT | 2023/03/13 07:30 | Michael Engelhardt v Makoto Nogami | W | 3-0 |
| Challenger Series TT | 2023/04/17 07:10 | Damian Zech v Dillon Chambers | L | 0-3 |
| Challenger Series TT | 2023/04/07 09:50 | Damian Zech v Dimitrije Levajac | L | 0-3 |
| Challenger Series TT | 2023/04/07 06:30 | Damian Zech v Yonghun Lee | L | 1-3 |
| Challenger Series TT | 2023/04/06 17:50 | Damian Zech v Florian Bourrassaud | L | 1-3 |
| Challenger Series TT | 2023/04/06 16:30 | Damian Zech v Yannick Vostes | L | 0-3 |
| Challenger Series TT | 2023/04/06 11:50 | Damian Zech v Dennis Klein | L | 0-3 |
| Challenger Series TT | 2023/04/06 09:10 | Damian Zech v Kirill Fadeev | L | 0-3 |
| Challenger Series TT | 2023/04/06 06:30 | Damian Zech v Makoto Nogami | L | 1-3 |