| European Championships WD | 04/26 16:15 | 5 | Jille/Seinen v Müller/Stadelmann | L | 2-0 | |
| Dutch Int. WD | 04/14 17:40 | - | Müller/Stadelmann v Ng/Tsang | L | 0-2 | |
| Orleans Masters WD | 03/31 13:00 | 4 | MacPherson/Torrance v Müller/Stadelmann | L | 2-0 | |
| Orleans Masters WD | 03/30 14:00 | 5 | Müller/Stadelmann v Cloteaux-Foucault/Nambot | W | 2-0 | |
| Swiss Open WD | 03/23 15:00 | - | Ponnappa/N. Sikki v Müller/Stadelmann | L | 2-0 | |
| World Championships WD | 12/15 08:35 | 6 | Müller/Stadelmann v Kim/Kong | L | 0-2 | |
| World Championships WD | 12/13 08:55 | 6 | Frost/Ryan v Müller/Stadelmann | W | 0-2 | |
| Hylo Open WD | 11/03 08:45 | 5 | Müller/Stadelmann v Anthonisen/Graversen | - | Retired | |
| Dutch Open WD | 10/16 08:00 | - | Müller/Stadelmann v Magnusson/Nistad | L | 0-2 | |
| Dutch Open WD | 10/15 15:10 | - | Müller/Stadelmann v Au Yeong/Hochmeir | W | 2-1 | |
| Dutch Open WD | 10/14 18:25 | - | Müller/Stadelmann v Lammertyn/Laurens | W | 2-0 | |
| Spain Int WD | 06/18 15:05 | - | Lopez/Usle v Müller/Stadelmann | L | 2-0 | |
| Spain Int WD | 06/18 10:45 | - | Müller/Stadelmann v Au Yeong/Hochmeir | W | 2-0 | |
| Spain Int WD | 06/17 16:20 | - | Müller/Stadelmann v Alonso/Ibanez | W | 2-0 | |
| Austrian Open WD | 05/30 08:00 | - | Istarani/Kani v Müller/Stadelmann | L | 2-0 | |
| Austrian Open WD | 05/29 16:00 | - | Müller/Stadelmann v Jaques/Lammertyn | W | 2-0 | |
| Austrian Open WD | 05/29 09:40 | - | Müller/Stadelmann v Cheng/Cheng | W | 2-0 | |
| Portuguese Int. WD | 05/08 15:20 | 1 | Anthonisen/Graversen v Müller/Stadelmann | L | 2-0 | |
| Portuguese Int. WD | 05/08 10:00 | 1 | Müller/Stadelmann v De Wit/Kelly van Buiten | W | 2-0 | |
| European Championships WD | 04/30 15:20 | 3 | Fruergaard/Thygesen v Müller/Stadelmann | L | 2-0 | |
| European Championships WD | 04/29 13:00 | - | Lefel/Tran v Müller/Stadelmann | W | 1-2 | |
| European Championships WD | 04/29 11:00 | 4 | Lefel/Tran v Müller/Stadelmann | W | 1-2 | |
| European Championships WD | 04/27 10:50 | 1 | Bitsoukova/Viarbitskaya v Müller/Stadelmann | W | 0-2 | |
| SaarLorLux Open WD | 10/27 09:00 | 5 | Müller/Stadelmann v Schmidt/Zoe Sinico | - | Walkover | |
| Austrian Open WD | 02/21 12:20 | 4 | Müller/Stadelmann v Choi/Wu | L | 0-2 | |
| Austrian Open WD | 02/20 17:15 | 5 | Müller/Stadelmann v Lundgaard/Paredes | W | 2-1 | |
| Swedish Open WD | 01/17 12:00 | - | Boiarun/Iakovleva v Müller/Stadelmann | L | 2-0 | |
| Welsh Int. WD | 11/29 18:30 | - | Müller/Stadelmann v O'Donnell/Sidebottom | W | 2-1 | |
| Slovenia Future Series WD | 11/23 16:30 | - | Kudsk/Melgaard v Müller/Stadelmann | L | 2-1 | |
| Slovenia Future Series WD | 11/23 11:40 | - | Polanc/Stankovic v Müller/Stadelmann | W | 1-2 |