| Qatar Open 2019, MS | 2018/12/08 17:19 | Jakub Folwarski v Yaroslav Zhmudenko | L | 1-3 |
| Qatar Open 2019, MS | 2018/12/08 14:49 | Jakub Folwarski v Vlasov, Grigory | L | 2-3 |
| Challenger Ochsenhausen | 2018/10/26 09:10 | Jakub Folwarski v Kuzmin, Fedor | W | 3-2 |
| Challenger Ochsenhausen | 2018/10/26 06:30 | Jakub Folwarski v Yannick Vostes | L | 1-3 |
| Challenger Ochsenhausen | 2018/10/25 09:50 | Jakub Folwarski v Jakub Kosowski | W | 3-2 |
| Challenger Ochsenhausen | 2018/10/25 07:10 | Petr David v Jakub Folwarski | L | 3-0 |
| Challenger Ochsenhausen | 2018/10/24 11:50 | Tomasz Tomaszuk v Jakub Folwarski | W | 2-3 |
| Challenger Ochsenhausen | 2018/10/24 09:50 | Jakub Folwarski v Michal Benes | L | 2-3 |
| ITTF European Team Championships, Singles | 2019/05/18 12:00 | Jonathan Groth v Posch, Lars | L | 3-1 |
| Slovenia Open | 2019/05/09 13:30 | Yi-Hsin Feng v Posch, Lars | L | 3-1 |
| Slovenia Open | 2019/05/08 11:00 | Posch, Lars v Grampovcnik, Miha | W | 3-0 |
| République tchèque - Extraleague | 2019/02/13 11:20 | Posch, Lars v Peng Xiang | L | 0-4 |
| Qatar Open XD | 2018/04/11 07:00 | Dilling, Andreas v Posch, Lars | L | 3-1 |
| Qatar Open XD | 2018/04/10 07:00 | Kapolnek, Narayan v Posch, Lars | L | 3-0 |
| Challenger Ochsenhausen | 2017/10/13 09:10 | Kuzmin, Fedor v Posch, Lars | L | 3-0 |
| Challenger Ochsenhausen | 2017/10/13 07:10 | Gonzalez, Eduardo v Posch, Lars | W | 0-3 |