Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2024/01/29 20:50 | Alberto Lillo v Sven Happek | L | 3-0 |
| Challenger Series TT | 2022/09/19 13:10 | Sven Happek v Alberto Lillo | W | 3-1 |
| Challenger Series TT | 2024/03/11 09:30 | Marco Stefanidis v Sven Happek | L | 3-0 |
| Challenger Series TT | 2024/03/05 08:10 | Alexander Valuch v Sven Happek | L | 3-0 |
| Challenger Series TT | 2024/03/04 18:50 | Zhenlong Liu v Sven Happek | W | 2-3 |
| Challenger Series TT | 2024/03/04 16:10 | Sven Happek v Nico Longhino | L | 2-3 |
| Challenger Series TT | 2024/03/04 13:30 | Sven Happek v Pekka Pelz | L | 1-3 |
| Challenger Series TT | 2024/03/04 12:10 | Sven Happek v Eusebio Vos | W | 3-2 |
| Challenger Series TT | 2024/03/04 09:30 | Marius Henninger v Sven Happek | L | 3-0 |
| Challenger Series TT | 2024/02/27 11:30 | Alexander Valuch v Sven Happek | L | 3-1 |
| TT Star Series | 2024/02/15 12:45 | Alberto Lillo v Adam Klajber | L | 2-3 |
| TT Star Series | 2024/02/15 09:45 | Alberto Lillo v Florian Bourrassaud | L | 2-3 |
| TT Star Series | 2024/02/15 07:35 | Alberto Lillo v Matteo Mutti | L | 2-3 |
| TT Star Series | 2024/02/14 13:45 | Alberto Lillo v Tommaso Giovannetti | L | 1-3 |
| TT Star Series | 2024/02/14 11:15 | Alberto Lillo v Yevhen Pryshchepa | L | 1-3 |
| TT Star Series | 2024/02/14 09:15 | Alberto Lillo v Guillaume Alcayde | W | 3-1 |
| TT Star Series | 2024/02/14 07:00 | Alberto Lillo v Roman Rezetka | L | 1-3 |
| Challenger Series TT | 2024/01/30 14:30 | Alberto Lillo v Dennis Klein | L | 0-3 |