Stadium: Court 3 Round: 26 Ground: Clay
| ITF USA F19 | 2018/07/04 14:00 | Collin Altamirano v Beren, Samuel | 6-2,6-3 |
| ITF USA F17 | 2018/06/26 19:00 | Collin Altamirano v Wolf, Jeffrey John | 4-6,5-7 |
| ITF Singapore F2 | 2018/05/26 03:00 | Niki, Takuto v Collin Altamirano | 6-7,3-6 |
| ITF Singapore F2 | 2018/05/25 03:00 | Kazuki Nishiwaki v Collin Altamirano | 7-5,2-6,3-6 |
| ITF Singapore F2 | 2018/05/24 03:00 | Collin Altamirano v Shintaro Imai | 6-2,6-2 |
| ITF Singapore F2 | 2018/05/23 02:00 | Collin Altamirano v Singh, Karunuday | 6-2,6-3 |
| ITF Singapore F2 | 2018/05/22 02:00 | Collin Altamirano v Hong Kit Wong | 6-0,3-6,6-3 |
| ITF China F6 | 2018/05/16 02:00 | Niklas-Salminen, Patrick v Collin Altamirano | 7-6,7-5 |
| ITF USA F19 | 2018/07/04 15:55 | Stalder, Reese v Isaiah Strode | 7-6,6-2 |
| ITF USA F19 Qual | 2018/07/02 14:00 | Stalder, Reese v Rollins, Pierce | 6-3,7-6 |
| ITF USA F19 Qual | 2018/07/01 15:00 | Alex Hernandez v Stalder, Reese | 6-7,4-6 |
| ITF USA F19 Qual | 2018/06/30 13:00 | Stalder, Reese v Genesen, William | 7-5,6-3 |
| ITF USA F17 Qual | 2018/06/24 18:30 | Isaiah Strode v Stalder, Reese | 7-6,7-5 |
| ITF USA F15 | 2018/06/20 15:45 | Stalder, Reese v Reinberg, Emil | 4-6,2-6 |
| ITF USA F15 Qual | 2018/06/18 15:55 | Stalder, Reese v Martin de Oliva Carr, Jose Maria | 7-6,3-6,6-3 |
| ITF USA F15 Qual | 2018/06/16 15:30 | Chang, Jonathan v Stalder, Reese | 4-6,4-6 |