Stadium: Ochsenhausen, Germany Round: 2
| Challenger Series TT | 2023/10/23 09:10 | Mike Hollo v Damian Zech | L | 3-0 |
| Challenger Series TT | 2023/12/05 08:50 | Alexander Valuch v Damian Zech | L | 3-0 |
| Challenger Series TT | 2023/12/04 20:50 | Dauud Cheaib v Damian Zech | L | 3-1 |
| Challenger Series TT | 2023/12/04 18:50 | Carlo Rossi v Damian Zech | L | 3-0 |
| Challenger Series TT | 2023/12/04 16:50 | Damian Zech v Akito Itagaki | L | 1-3 |
| Challenger Series TT | 2023/12/04 14:10 | Damian Zech v Corentin Mazaud | L | 0-3 |
| Challenger Series TT | 2023/12/04 12:10 | Damian Zech v Rafael Turrini | L | 0-3 |
| Challenger Series TT | 2023/12/04 09:30 | Daniel Rinderer v Damian Zech | L | 3-1 |
| Challenger Series TT | 2023/11/28 07:30 | Aljaz Godec v Damian Zech | L | 3-0 |
| Challenger Series TT | 2023/12/11 12:50 | Dennis Klein v Mike Hollo | L | 3-0 |
| Challenger Series TT | 2023/12/11 10:50 | Mike Hollo v Kirill Fadeev | L | 1-3 |
| Challenger Series TT | 2023/12/11 08:50 | Mike Hollo v Bohdan Sinkevych | W | 3-0 |
| Challenger Series TT | 2023/12/08 13:10 | Alvaro Gainza v Mike Hollo | W | 2-3 |
| Challenger Series TT | 2023/12/08 12:25 | Mike Hollo v Miguel Nunez | L | 1-3 |
| Challenger Series TT | 2023/12/08 10:10 | Mike Hollo v Sven Happek | W | 3-1 |
| Challenger Series TT | 2023/12/08 07:30 | Mike Hollo v Alvaro Gainza | W | 3-2 |
| Challenger Series TT | 2023/12/07 15:30 | Mike Hollo v Alexander Valuch | L | 0-3 |