| GBT Dusseldorf | 06/12 08:00 | - | Pfretzschner L / Sowa R v Reinhardt/Sievers | 1-2 | |
| FIVB Ostrava 2021 | 06/02 16:10 | - | Pfretzschner L / Sowa R v Liamin N / Myskiv T | 1-2 | |
| FIVB Ostrava 2021 | 06/02 12:50 | - | Azaad / Capogrosso v Pfretzschner L / Sowa R | 0-2 | |
| New Beach Order Dusseldorf | 04/03 17:45 | - | Schneider/Zemljak v Pfretzschner L / Sowa R | 2-0 | |
| New Beach Order Dusseldorf | 04/03 12:30 | - | Schneider/Zemljak v Pfretzschner L / Sowa R | 2-1 | |
| New Beach Order Dusseldorf | 03/28 18:00 | - | Walkenhorst A / Winter S v Pfretzschner L / Sowa R | 2-1 | |
| New Beach Order Dusseldorf | 03/28 13:00 | - | Kuhlborn/Stadie v Pfretzschner L / Sowa R | 1-2 | |
| New Beach Order Dusseldorf | 03/27 14:00 | - | Pfretzschner L / Sowa R v Reinhardt/Wolf | 2-0 | |
| New Beach Order Dusseldorf | 03/26 21:00 | - | Pfretzschner L / Sowa R v Horl/Zemljak | 0-2 | |
| New Beach Order Dusseldorf | 03/26 12:00 | - | Betzien M / Rudolf N v Pfretzschner L / Sowa R | 2-0 | |
| New Beach Order Dusseldorf | 03/25 16:00 | - | Pfretzschner L / Sowa R v Pascariuc/Schneider | 0-2 | |
| New Beach Order Dusseldorf | 03/24 21:00 | - | Pfretzschner L / Sowa R v Friedl F / Trummer M | 2-0 | |
| New Beach Order Dusseldorf | 03/21 14:00 | - | Harms/Wegner v Pfretzschner L / Sowa R | View | |
| New Beach Order Dusseldorf | 03/20 19:00 | - | Pfretzschner L / Sowa R v Pascariuc/Trummer | 2-1 | |
| New Beach Order Dusseldorf | 03/19 18:00 | - | Pfretzschner L / Sowa R v Pfretzschner S / Schneider R | 1-2 | |
| New Beach Order Dusseldorf | 03/19 13:00 | - | Pfretzschner L / Sowa R v Wolf G / Wolf P | 2-1 | |
| New Beach Order Dusseldorf | 03/18 14:00 | - | Betzien M / Rudolf N v Pfretzschner L / Sowa R |
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| New Beach Order Dusseldorf | 03/17 21:00 | - | Pfretzschner L / Sowa R v Horl/Leitner | 2-0 | |
| FIVB Katara Cup | 03/08 09:30 | - | Pfretzschner L / Sowa R v Saymon/Fabio | 0-2 | |
| CEV U22 Euro Champ | 09/27 12:00 | - | Wust/Schneider v Pfretzschner L / Sowa R | 2-0 | |
| CEV U22 Euro Champ | 09/27 08:50 | - | Shustrov P / Gusev A v Pfretzschner L / Sowa R | 2-0 | |
| CEV U22 Euro Champ | 09/26 14:00 | - | Pfretzschner L / Sowa R v Broch N / Jordan J | 2-0 | |
| CEV U22 Euro Champ | 09/26 09:30 | - | Aahman D / Hellvig J v Pfretzschner L / Sowa R | 0-2 | |
| CEV U22 Euro Champ | 09/25 14:00 | - | Pfretzschner L / Sowa R v Windisch J / Di Silvestre P | 2-0 | |
| CEV U22 Euro Champ | 09/25 09:10 | - | Pfretzschner L / Sowa R v Kruk/Mikolaj Miszczuk | 0-2 | |
| CEV U22 Euro Champ | 09/24 13:20 | - | Pfretzschner L / Sowa R v Saucedo/Rosa | 2-0 | |
| CEV U22 Euro Champ | 09/24 09:10 | - | Pfretzschner L / Sowa R v Lesiecki/Kurowski | 2-0 | |
| GBT Timmendorf | 09/04 13:30 | - | Poniewaz B / Poniewaz D v Pfretzschner L / Sowa R | 2-0 | |
| GBT Timmendorf | 09/04 09:30 | - | Pfretzschner L / Sowa R v Harms M / Peemuller R | 1-2 | |
| German Beach Tour Hamburg | 08/22 14:00 | - | Kantor P / Losiak B v Pfretzschner L / Sowa R | 2-0 |