| FIVB U21 World Champs | 2019/06/19 04:50 | Gorbenko/Ivanov v Sowa/Pfretzschner | 1-2 |
| German Beach Tour - Nurnberg | 2019/06/01 15:30 | Poniewaz/Poniewaz v Sowa/Pfretzschner | 2-0 |
| German Beach Tour - Nurnberg | 2019/06/01 11:30 | Sowa/Pfretzschner v Rudolf/Wernitz | 2-0 |
| German Beach Tour - Nurnberg | 2019/06/01 08:25 | Walkenhorst/Winter v Sowa/Pfretzschner | 2-1 |
| German Beach Tour - Nurnberg | 2019/05/31 14:30 | Lückemeier/Geukes v Sowa/Pfretzschner | 1-2 |
| German Beachtour Dusseldorf | 2019/05/18 15:00 | Erdmann/Schröder v Sowa/Pfretzschner | 2-0 |
| German Beachtour Dusseldorf | 2019/05/18 12:45 | Maurer/Westphal v Sowa/Pfretzschner | 1-2 |
| German Beachtour Dusseldorf | 2019/05/18 09:30 | Brand/Reinhardt v Sowa/Pfretzschner | 1-2 |