Estadio: Ochsenhausen, Germany
| Challenger de Ochsenhausen | 2020/07/23 12:30 | Humberto Manhani v Sven Happek | L | 3-0 |
| Challenger de Ochsenhausen | 2020/07/21 07:40 | Humberto Manhani v Sven Happek | L | 3-1 |
| Challenger Series TT | 2023/04/20 11:50 | Sven Happek v Damian Zech | W | 3-0 |
| Challenger Series TT | 2023/04/20 09:10 | Tobias Slanina v Sven Happek | W | 1-3 |
| Challenger Series TT | 2023/04/20 07:10 | Sven Happek v Dillon Chambers | W | 3-0 |
| Challenger Series TT | 2023/04/18 09:10 | Sven Happek v Simon Berglund | L | 1-3 |
| Challenger Series TT | 2023/04/17 19:50 | Sven Happek v Dauud Cheaib | L | 0-3 |
| Challenger Series TT | 2023/04/17 17:10 | Sven Happek v Makoto Nogami | L | 1-3 |
| Challenger Series TT | 2023/04/17 14:30 | Damian Zech v Sven Happek | W | 0-3 |
| Challenger Series TT | 2023/04/17 11:50 | Michael Engelhardt v Sven Happek | W | 0-3 |
| Challenger Series TT | 2023/04/20 11:10 | Tobias Slanina v Humberto Manhani | W | 0-3 |
| Challenger Series TT | 2023/04/20 07:50 | Humberto Manhani v Rafael Turrini | W | 3-1 |
| ETTU Europe Trophy | 2022/06/19 10:15 | Petr David v Humberto Manhani | L | 3-1 |
| Challenger de Ochsenhausen | 2020/07/24 12:05 | Miroslav Horejsi v Humberto Manhani | L | 3-2 |
| Challenger de Ochsenhausen | 2020/07/24 10:30 | Dauud Cheaib v Humberto Manhani | W | 1-3 |
| Challenger de Ochsenhausen | 2020/07/23 12:30 | Humberto Manhani v Sven Happek | W | 3-0 |
| Challenger de Ochsenhausen | 2020/07/23 11:10 | Mihai Bobocica v Humberto Manhani | L | 3-0 |
| Challenger de Ochsenhausen | 2020/07/23 09:10 | Elia Schmid v Humberto Manhani | W | 0-3 |