| TT Star Series | 04/12 13:15 | - | Matej Stach v Martin Olejnik | L | 0-3 | |
| TT Star Series | 04/12 11:45 | - | Dmitrij Prokopcov v Matej Stach | L | 3-0 | |
| TT Star Series | 04/12 09:45 | - | Antonin Gavlas v Matej Stach | L | 3-0 | |
| TT Star Series | 04/12 07:10 | - | Miroslav Horejsi v Matej Stach | L | 3-0 | |
| TT Star Series | 03/30 11:45 | - | Matej Stach v David Reitspies | L | 0-3 | |
| TT Star Series | 03/30 08:45 | - | Matej Stach v Filip Cernota | L | 1-3 | |
| TT Star Series | 03/30 06:35 | - | Matej Stach v Michal Obeslo | L | 0-3 | |
| TT Star Series | 03/29 12:45 | - | Matej Stach v Patrik Klos | L | 0-3 | |
| TT Star Series | 03/29 10:15 | - | Matej Stach v Tomas Tregler | L | 0-3 | |
| TT Star Series | 03/29 08:15 | - | Matej Stach v Radek Skala | L | 1-3 | |
| TT Star Series | 03/29 06:00 | - | Matej Stach v Jakub Seibert | L | 1-3 | |
| TT Star Series | 03/26 12:45 | - | David Reitspies v Matej Stach | L | 3-0 | |
| TT Star Series | 03/26 10:45 | - | Matej Stach v Michal Benes | L | 0-3 | |
| TT Star Series | 03/26 08:10 | - | Miroslav Horejsi v Matej Stach | L | 3-0 | |
| TT Star Series | 03/25 14:45 | - | Michal Blinka v Matej Stach | W | 1-3 | |
| TT Star Series | 03/25 12:15 | - | Jakub Seibert v Matej Stach | L | 3-0 | |
| TT Star Series | 03/25 09:45 | - | Filip Cernota v Matej Stach | L | 3-0 | |
| TT Star Series | 03/25 07:35 | - | Petr Husnik v Matej Stach | L | 3-1 | |
| TT Star Series | 03/19 12:15 | - | Miroslav Horejsi v Matej Stach | L | 3-1 | |
| TT Star Series | 03/19 10:45 | - | Oleksandr Tymofieiev v Matej Stach | L | 3-1 | |
| TT Star Series | 03/19 08:45 | - | Miroslav Sklensky v Matej Stach | L | 3-0 | |
| TT Star Series | 03/18 14:15 | - | Filip Cernota v Matej Stach | L | 3-0 | |
| TT Star Series | 03/18 11:45 | - | David Prusa v Matej Stach | L | 3-2 | |
| TT Star Series | 03/18 10:15 | - | Tomas Konecny v Matej Stach | L | 3-0 | |
| TT Star Series | 03/18 07:00 | - | David Reitspies v Matej Stach | L | 3-0 | |
| Setka Cup (2021) | 02/28 18:29 | - | Andrej Grossu v Matej Stach | L | 3-2 | |
| Setka Cup (2021) | 02/28 17:00 | - | David Prusa v Matej Stach | W | 0-3 | |
| Setka Cup (2021) | 02/28 16:30 | - | Matej Stach v Andrej Grossu | L | 1-3 | |
| Setka Cup (2021) | 02/28 15:30 | - | Matej Stach v Martin Stusek | W | 3-0 | |
| Setka Cup (2021) | 02/24 22:40 | - | Matej Stach v Jaromir Jaromir | L | 1-3 |