| UTR Pro Tennis Series Barcelona | 2021/08/02 07:00 | Colas Sanchez, Alberto v Alvaro Bueno Gil | 6-1,6-1 |
| ITF M15 Benicarlo | 2020/11/24 08:00 | Pedro Vives Marcos v Colas Sanchez, Alberto | 6-4,6-3 |
| ITF M15 Benicarlo | 2020/11/23 11:30 | Colas Sanchez, Alberto v Diego F Flores | 4-6,6-3,10-0 |
| ITF M15 Benicarlo | 2020/11/22 13:00 | Mario G Fernandez v Colas Sanchez, Alberto | 3-6,2-6 |
| ITF - M15 Villena | 2020/11/15 08:30 | Alexander Weis v Colas Sanchez, Alberto | 6-4,6-4 |
| ITF M25 Getxo | 2019/07/09 13:55 | Okala, Jules v Colas Sanchez, Alberto | 6-2,6-4 |
| ITF M25 Bakio | 2019/07/04 14:00 | Colas Sanchez, Alberto v Artunedo Martinav. | 1-6,1-6 |
| ITF M25 Bakio | 2019/07/02 11:35 | Lopez Hernaez, Mikel v Colas Sanchez, Alberto | 3-6,2-6 |
| UTR Pro Tennis Series Barcelona | 2021/08/02 07:00 | Pereira, Miguel Fernando v Daniel Sancho Arbizu | 6-2,7-6 |
| ITF M25 Denia | 2021/07/25 14:30 | Pereira, Miguel Fernando v Ross, Gianni | 7-5,3-6,4-10 |
| ITF - M15 Antalya | 2021/06/27 06:30 | Kuan-Yi Lee v Pereira, Miguel Fernando | 2-6,6-1,10-4 |
| ITF - M15 Antalya | 2021/06/15 07:30 | Battaglino, Stefano v Pereira, Miguel Fernando | 7-6,6-1 |
| ITF - M15 Antalya | 2021/06/14 07:30 | Pereira, Miguel Fernando v Sengul, Bora | 7-6,6-2 |
| ITF - M15 Antalya | 2021/06/13 07:30 | Pereira, Miguel Fernando v Gorbatenko, Vladislav | 7-5,6-4 |
| ITF - M15 Antalya | 2021/06/06 07:30 | Timo Stodder v Pereira, Miguel Fernando | 6-3,5-7,10-8 |
| ITF - M15 Antalya | 2021/05/30 07:30 | Thomas Deschamps v Pereira, Miguel Fernando | 6-3,6-2 |