| Open d'Angleterre | 2018/09/18 10:45 | Chopra P J / Reddy N S v Seidel / Efler | L | 2-0 |
| Open d'Angleterre | 2018/09/11 08:30 | Seidel / Efler v Lee / Wang | L | 0-2 |
| Open d'Angleterre | 2018/07/31 09:30 | Seidel / Efler v Watanabe/Higashino | L | 0-2 |
| Open d'Angleterre | 2018/07/30 02:00 | Seidel / Efler v Lane B / Pugh J | W | 2-0 |
| Indonesia Masters XD | 2018/07/19 07:30 | Seidel / Efler v Cahyono A B / Kandow W O | L | 1-2 |
| Indonesia Masters XD | 2018/07/17 07:40 | Seidel / Efler v Ronald R / Saufika A | W | 2-1 |
| Canada Open XD | 2018/06/23 21:00 | Ellis/Smith v Seidel / Efler | L | 2-0 |
| Canada Open XD | 2018/06/22 21:00 | Seidel / Efler v Seinen C / Tabeling I | W | 2-0 |