| Portuguese Int. Qual | 2021/05/06 09:30 | Sacha Leveque v Nicolas A. Mueller | W | 1-2 |
| Estonian Int. Qual | 2024/01/11 12:00 | Arthur Wakhevitsch v Nicolas A. Mueller | W | 1-2 |
| Estonian Int. Qual | 2024/01/11 08:40 | Adith Karthikeyan Priya v Nicolas A. Mueller | W | 0-2 |
| Welsh Int. | 2023/11/30 09:00 | Nicolas A. Mueller v Luka Wraber | L | 1-2 |
| Welsh Int. Qual | 2023/11/29 09:00 | Neil Bhabuta v Nicolas A. Mueller | W | 0-2 |
| Welsh Int. Qual | 2023/11/28 13:40 | Nicolas A. Mueller v Rohan Thool | W | 2-1 |
| Welsh Int. Qual | 2023/11/28 09:00 | Heng Lin Ngan v Nicolas A. Mueller | W | 0-2 |
| Spanish Int. | 2023/11/16 08:40 | Nicolas A. Mueller v Jakob Houe | L | 0-2 |
| Spanish Int. | 2023/11/15 15:00 | Simon Baron-Vezilier v Nicolas A. Mueller | W | 0-2 |
| Estonian Int. Qual | 2024/01/11 12:25 | Jorgen Rosenlund v Sacha Leveque | W | 0-2 |
| Estonian Int. Qual | 2024/01/11 10:20 | Rasmus Andersson v Sacha Leveque | W | 0-2 |
| Welsh Int. Qual | 2023/11/28 18:20 | Enrico Baroni v Sacha Leveque | L | 2-1 |
| Welsh Int. Qual | 2023/11/28 12:30 | Michael Pang v Sacha Leveque | W | 0-2 |
| Irish Open Qual | 2023/11/15 16:00 | Gustav Bjorkler v Sacha Leveque | L | 2-0 |
| Dutch Open | 2023/10/12 13:20 | Pablo Abian v Sacha Leveque | L | 2-1 |
| Belgian Int. | 2023/09/14 09:30 | Sacha Leveque v Ade Resky Dwicahyo | L | 0-2 |
| Belgian Int. Qual | 2023/09/13 16:30 | Lars Kros v Sacha Leveque | W | 0-2 |