| Challenger Ochsenhausen | 2018/02/09 11:30 | Francisco Sanchi v Sven Happek | W | 2-3 |
| Challenger Ochsenhausen | 2018/02/08 13:30 | Sven Happek v Vitor Santos | W | 3-0 |
| Challenger Ochsenhausen | 2018/02/08 12:10 | Evgueni Chtchetinine v Sven Happek | W | 0-3 |
| Challenger Ochsenhausen | 2018/02/08 10:10 | Yannick Vostes v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2018/02/07 14:10 | Alexander Valuch v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2018/02/07 10:50 | Miroslav Sklensky v Sven Happek | L | 3-2 |
| Challenger Ochsenhausen | 2018/02/07 08:10 | Aleksandar Karakasevic v Sven Happek | L | 3-1 |
| Challenger Ochsenhausen | 2018/01/25 12:10 | Adam Szudi v Sven Happek | L | 3-0 |