| Challenger Series TT | 2022/08/25 12:30 | Marcel Neumaier v Samuel Amann | W | 3-1 |
| Challenger Series TT | 2023/08/14 09:10 | Marcel Neumaier v Daniel Rinderer | L | 2-3 |
| Challenger Series TT | 2023/08/14 06:30 | Marcel Neumaier v Jeromy Loffler | L | 2-3 |
| Challenger Series TT | 2023/02/24 11:30 | Marcel Neumaier v Rafael Turrini | L | 0-3 |
| Challenger Series TT | 2023/02/24 08:50 | Marcel Neumaier v Salim Karam | W | 3-1 |
| Challenger Series TT | 2023/02/23 20:10 | Marcel Neumaier v Norbert Tauler | L | 2-3 |
| Challenger Series TT | 2023/02/23 15:30 | Marcel Neumaier v Guilherme Teodoro | L | 0-3 |
| Challenger Series TT | 2023/02/23 13:30 | Marcel Neumaier v Jeromy Loffler | W | 3-2 |
| Challenger Series TT | 2023/02/23 10:10 | Florian Bluhm v Marcel Neumaier | L | 3-0 |
| Challenger Series TT | 2023/08/14 09:50 | Samuel Amann v Marco Stefanidis | L | 0-3 |
| Challenger Series TT | 2023/08/14 07:50 | Samuel Amann v Makoto Nogami | L | 0-3 |
| Challenger Series TT | 2023/08/11 08:30 | Zengyi Wang v Samuel Amann | L | 3-1 |
| Challenger Series TT | 2023/08/11 07:10 | Dauud Cheaib v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/08/10 17:10 | Andreas Levenko v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/08/10 15:10 | Simon Pfeffer v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/08/10 12:30 | Simon Berglund v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/08/10 11:10 | Florian Bourrassaud v Samuel Amann | L | 3-0 |