| Challenger Series TT | 2022/08/02 12:05 | Dennis Klein v Carlos Muhlbach | W | 3-0 |
| Challenger Series TT | 2022/08/01 07:10 | Carlos Muhlbach v Dennis Klein | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/11 13:30 | Carlos Muhlbach v Dennis Klein | L | 3-2 |
| Challenger Ochsenhausen | 2021/06/09 09:50 | Dennis Klein v Carlos Muhlbach | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/07 09:50 | Carlos Muhlbach v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2022/09/05 09:10 | Daniel Rinderer v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2022/09/05 07:10 | Dennis Klein v Kirill Fadeev | W | 3-0 |
| Challenger Series TT | 2022/09/02 13:30 | Dennis Klein v Amirreza Abbasi | W | 3-1 |
| Challenger Series TT | 2022/09/02 11:25 | Dennis Klein v Elia Schmid | W | 3-0 |
| Challenger Series TT | 2022/09/02 09:50 | Dennis Klein v Denis Bernhard | W | 3-0 |
| Challenger Series TT | 2022/09/02 06:30 | Dennis Klein v Mohammadali Rouintanesfahani | W | 3-0 |
| Challenger Series TT | 2022/09/01 17:50 | Dennis Klein v Dillon Chambers | W | 3-0 |
| Challenger Series TT | 2022/09/01 16:30 | Dennis Klein v Amirreza Abbasi | W | 3-1 |
| Challenger Series TT | 2022/09/05 11:10 | Romain Ruiz v Carlos Muhlbach | W | 0-3 |
| Challenger Series TT | 2022/09/05 06:30 | Daniel Rinderer v Carlos Muhlbach | W | 1-3 |
| Challenger Series TT | 2022/08/02 12:50 | Michael Engelhardt v Carlos Muhlbach | W | 1-3 |
| Challenger Series TT | 2022/08/02 12:05 | Dennis Klein v Carlos Muhlbach | L | 3-0 |
| Challenger Series TT | 2022/08/02 10:30 | Carlos Muhlbach v Jean Rassouw | W | 3-0 |
| Challenger Series TT | 2022/08/02 07:50 | Carlos Muhlbach v Krisztian Katus | W | 3-0 |
| Challenger Series TT | 2022/08/01 19:10 | Carlos Muhlbach v Yannick Vostes | L | 2-3 |
| Challenger Series TT | 2022/08/01 14:30 | Carlos Muhlbach v Damian Zech | W | 3-0 |