| WTT Singapore Smash WD | 03/12 05:35 | 5 | Pavade/Lutz v Mittelham N / Winter S | L | 3-1 | |
| European Championships WD | 08/17 14:50 | 3 | Xiao/Diaconu v Mittelham N / Winter S | L | 3-1 | |
| European Championships WD | 08/17 07:30 | 4 | Kaufmann/Schreiner v Mittelham N / Winter S | W | 0-3 | |
| European Championships WD | 08/16 15:30 | 5 | Wegrzyn/Wegrzyn v Mittelham N / Winter S | W | 2-3 | |
| WTT Star Contender Budapest WD | 07/13 12:00 | 4 | De Nutte/Ni v Mittelham N / Winter S | L | 3-0 | |
| WTT Star Contender Doha - Doubles Femmes | 03/29 08:00 | 3 | Mittelham N / Winter S v Huang/Chen | L | 2-3 | |
| WTT Star Contender Doha - Doubles Femmes | 03/28 07:00 | 4 | Mittelham N / Winter S v Lin Y / Zeng J | W | 3-2 | |
| WTT Singapore Smash WD | 03/15 06:50 | 3 | Mittelham N / Winter S v Ni/De Nutte | L | 1-3 | |
| WTT Singapore Smash WD | 03/14 13:10 | - | Mittelham N / Winter S v Lee/Kem | W | 3-1 | |
| WTT Singapore Smash WD | 03/14 12:10 | 4 | Mittelham N / Winter S v Doo H K / Lee H C | W | 3-1 | |
| World Championship WD | 11/26 17:40 | - | Hayata H / Ito M v Mittelham N / Winter S | L | 3-1 | |
| World Championship WD | 11/25 18:30 | - | Goi R X / Wong X R v Mittelham N / Winter S | W | 0-3 | |
| WTT Contender Novo Mesto WD | 11/14 10:40 | - | Mittelham N / Winter S v Liu/Wang | L | 0-3 | |
| WTT Contender Novo Mesto WD | 11/13 09:00 | - | Pavade/Chasselin v Mittelham N / Winter S | W | 1-3 | |
| WTT Contender Novo Mesto WD | 11/12 09:00 | - | Mittelham N / Winter S v Strazar/Paulin | W | 3-1 | |
| WTT Contender Novo Mesto WD | 11/11 10:20 | - | Mittelham N / Winter S v Goi R X / Wong X R | W | 3-0 | |
| WTT Contender Novo Mesto WD | 11/11 10:20 | - | Mittelham N / Winter S v Xuan/Wong | W | 3-0 | |
| European Championship WD | 06/27 13:30 | 1 | Shan X / Solja P v Mittelham N / Winter S | L | 3-2 | |
| European Championships WD | 06/26 14:00 | 2 | Bilenko / Gaponova v Mittelham N / Winter S | W | 1-3 | |
| European Championships WD | 06/26 08:00 | 3 | Mittelham N / Winter S v Eerland/Pota | - | Walkover | |
| European Championships WD | 06/25 08:05 | 4 | Monteiro / Samara v Mittelham N / Winter S | W | 1-3 | |
| European Championship WD | 06/24 09:05 | 5 | Tin-Tin Ho/Bardsley v Mittelham N / Winter S | W | 0-3 | |
| République tchèque - Extraleague | 03/29 13:20 | 3 | Hashimoto/Sato v Mittelham N / Winter S | L | 3-1 | |
| République tchèque - Extraleague | 03/28 09:00 | 4 | Mittelham N / Winter S v Lee S / Jeon J | W | 3-2 | |
| Qatar Open XD | 03/27 10:50 | - | Diaz A / Diaz M v Mittelham N / Winter S | W | 1-3 | |
| République tchèque - Extraleague | 08/17 08:00 | 3 | Liu X / Zhang Q v Mittelham N / Winter S | L | 3-1 | |
| République tchèque - Extraleague | 08/16 07:00 | 4 | Mittelham N / Winter S v Ekholm M / Pota G | W | 3-1 | |
| Qatar Open XD | 08/15 06:30 | 1 | Kang D / Kim H v Mittelham N / Winter S | W | 0-3 | |
| Qatar Open XD | 01/18 09:40 | 4 | Mittelham N / Winter S v Wang/Chen | L | 0-3 | |
| German Open 2020, WD | 11/09 16:00 | 5 | Mittelham N / Winter S v Feng T / Yu M | L | 1-3 |