| ITF M15 Les Franqueses | 03/12 10:00 | 62 | Kane Bonsach Ganley v Mateo Luis Alvarez Sarmiento | 7-5,5-7,8-10 | |
| ITF M15 Les Franqueses | 03/11 11:00 | 62 | Filip Avdeev v Mateo Luis Alvarez Sarmiento | 6-7,4-6 | |
| ITF M15 Les Franqueses | 03/10 14:30 | 62 | Raul De La Vega v Mateo Luis Alvarez Sarmiento | 2-6,1-6 | |
| ITF M15 Villena | 02/26 15:00 | 62 | Mateo Luis Alvarez Sarmiento v Noah Lopez | 0-6,2-6 | |
| ITF M15 Villena | 02/25 11:30 | 62 | Igor Dudun v Mateo Luis Alvarez Sarmiento | 6-7,2-6 | |
| ITF M15 Villena | 02/19 12:00 | 62 | Michiel de Krom v Mateo Luis Alvarez Sarmiento | 6-4,6-0 | |
| ITF M15 Manacor | 01/21 10:00 | 62 | Mateo Luis Alvarez Sarmiento v Pavel Verbin | 6-2,5-7,6-10 | |
| ITF M15 Manacor | 01/14 13:30 | 62 | Mateo Luis Alvarez Sarmiento v Mihai Alexandru Coman | 4-6,5-7 | |
| ITF M15 Manacor | 01/08 10:30 | 62 | Stefan Peter Hampe v Mateo Luis Alvarez Sarmiento | 7-6,6-3 | |
| ITF M25 Madrid | 12/05 09:30 | 62 | Michiel de Krom v Mateo Luis Alvarez Sarmiento | 6-2,6-4 | |
| ITF M25 Madrid | 12/04 09:30 | 62 | Mateo Luis Alvarez Sarmiento v David Puig Molina | 5-7,6-1,10-7 | |
| ITF M25 Madrid | 12/03 10:30 | 62 | Mateo Luis Alvarez Sarmiento v Lance A L Castelan | 6-3,6-2 | |
| ITF M15 Valencia | 11/12 12:00 | 62 | Hernando J E Isnardi v Mateo Luis Alvarez Sarmiento | 6-3,6-4 | |
| ITF M25 Benicarlo | 11/05 11:30 | 62 | Ian Luca Cervantes Tomas v Mateo Luis Alvarez Sarmiento | 6-4,6-4 | |
| ITF M15 Castellon | 10/16 11:00 | 62 | Mateo Luis Alvarez Sarmiento v Alejandro Juan Mano | 6-4,6-7,2-10 | |
| ITF M15 Castellon | 10/15 10:00 | 62 | Richard Zusman v Mateo Luis Alvarez Sarmiento | 4-6,6-4,7-10 | |
| ITF M15 Melilla | 09/19 14:00 | 25 | Mateo Luis Alvarez Sarmiento v Max Alcala Gurri | 2-6,2-6 | |
| ITF M25 Madrid | 09/10 15:00 | 62 | Pedro A De Almeida Santos v Mateo Luis Alvarez Sarmiento | 6-3,7-5 | |
| ITF M15 Madrid | 09/07 07:55 | 26 | Carlos Gimeno Valero v Mateo Luis Alvarez Sarmiento | 6-7,6-1,6-2 | |
| ITF M15 Madrid | 09/06 11:50 | 25 | Vicente O Moratalla v Mateo Luis Alvarez Sarmiento | 2-6,4-6 | |
| ITF M15 Madrid | 09/05 14:00 | 19 | Muni A Mani v Mateo Luis Alvarez Sarmiento | 3-6,2-6 | |
| ITF M15 Madrid | 09/04 10:00 | 62 | Sergi Fita Juan v Mateo Luis Alvarez Sarmiento | 2-6,1-6 | |
| ITF M15 Madrid | 09/03 14:00 | 62 | Mateo Luis Alvarez Sarmiento v Akram El Sallaly | 6-2,6-3 | |
| ITF M25 Oviedo | 08/29 16:30 | 54 | Mateo Luis Alvarez Sarmiento v Noah Regas Luis | 6-4,4-6,8-10 | |
| ITF M25 Oviedo | 08/28 14:55 | 54 | Mateo Luis Alvarez Sarmiento v Iannis Miletich | 7-6,6-4 | |
| ITF M15 Xativa | 08/01 20:05 | 25 | Pedro Rodenas v Mateo Luis Alvarez Sarmiento | 6-1,6-4 | |
| ITF M25 Denia | 07/24 14:30 | 62 | Alejandro Garcia v Mateo Luis Alvarez Sarmiento | 6-2,3-6,10-3 | |
| ITF M25 Denia | 07/23 14:30 | 62 | Mateo Luis Alvarez Sarmiento v David Puig Molina | 6-3,6-2 | |
| ITF M25 Gandia | 07/18 08:00 | 62 | Javier Molino v Mateo Luis Alvarez Sarmiento | 6-2,6-4 | |
| ITF M25 Gandia | 07/17 08:00 | 62 | Mateo Luis Alvarez Sarmiento v Pedro Iamachkine | 6-4,6-3 |