Slovakia: M15 Bratislava 2 - Doubles - Main |
| Semi-finals | Galik M./Karol M. | Dembek M./Sachko V. | 2:1 (7:66, 2:6, 10:8) | details | 12.03.2021 |
| Quarter-finals | Nad P./Novansky M. | Dembek M./Sachko V. | 0:2 (2:6, 4:6) | details | 11.03.2021 |
| 1/8-finals | Hampel L./Oberleitner N. | Dembek M./Sachko V. | 0:2 (4:6, 4:6) | details | 09.03.2021 |
Slovakia: M15 Bratislava - Doubles - Main |
| Final | Dembek M./Sachko V. | Mikula M./Oberleitner N. | 1:2 (7:62, 3:6, 5:10) | details | 06.03.2021 |
| Semi-finals | Dembek M./Sachko V. | Crepatte B./Petit G. | 2:1 (2:6, 6:4, 10:5) | details | 05.03.2021 |
| Quarter-finals | Dembek M./Sachko V. | Paulson A./Rikl P. | 2:0 (7:64, 6:1) | details | 04.03.2021 |
| 1/8-finals | Dembek M./Sachko V. | Gal E./Voldrab J. | 2:0 (6:2, 6:0) | details | 02.03.2021 |
| 1/8-finals | Dembek M./Sachko V. | Moraing O./Nareyka B. M. | CAN. | details | 02.03.2021 |
Romania: M15 Curtea de Arges - Doubles - Main |
| Final | Barbu A./Palosi S. | Dembek M./Sachko V. | 0:2 (4:6, 3:6) | details | 19.09.2020 |
| Semi-finals | Antonescu V./Grigoriu P. | Dembek M./Sachko V. | 0:2 (3:6, 3:6) | details | 18.09.2020 |
| Quarter-finals | Marti Pujolras A./Toledo B. P. | Dembek M./Sachko V. | 0:2 (3:6, 3:6) | details | 17.09.2020 |
| 1/8-finals | Manole A. V./Pavel B. | Dembek M./Sachko V. | 0:2 (4:6, 4:6) | details | 15.09.2020 |