Stadium: Court 2 Round: 25
| ITF Ecuador F1 Qual | 2018/07/23 16:00 | Alan Postay v Raul Moreano Chan | 6-1,6-0 |
| ITF Ecuador F1 Qual | 2018/07/22 15:00 | Garizon Abarzua v Alan Postay | 2-6,2-6 |
| ITF Ecuador F1 Qual | 2018/07/21 16:00 | Alan Postay v Julian Gimenez | 7-6,6-4 |
| ITF Argentina F3 | 2018/05/27 12:30 | Francisco Comesana v Alan Postay | 1-6,6-2,7-5 |
| ITF Argentina F2 | 2018/05/19 14:30 | Alan Postay v Mariano Navone | 5-7,7-6,4-6 |
| ITF Argentina F1 | 2018/05/15 17:05 | Daniel Alejandro Ortiz v Alan Postay | 5-7,7-5,6-3 |
| ITF Argentina F1 | 2018/05/14 12:00 | Alan Postay v Julian Cundom | 6-1,6-0 |
| ITF Argentina F1 | 2018/05/13 14:30 | Alan Postay v Matias Riva | 6-3,6-0 |
| ITF Argentina F3 | 2018/05/30 16:00 | Genaro Alberto Olivieri v Maximiliano Estevez | 6-2,3-6,6-1 |
| ITF Argentina F3 | 2018/05/29 20:05 | Javier Naser v Maximiliano Estevez | 4-6,0-6 |
| ITF Argentina F3 | 2018/05/28 13:00 | Maximiliano Estevez v Esteban Bruna | 6-4,6-3 |
| ITF Argentina F3 | 2018/05/26 14:30 | Maximiliano Estevez v Mateo Berne | 6-1,6-4 |
| Challenger Punta Del Este Qual | 2018/02/25 14:00 | Carlos Gomez-Herrera v Maximiliano Estevez | 6-4,6-2 |
| Challenger Punta Del Este Qual | 2018/02/24 16:45 | Maximiliano Estevez v Dario Acosta | 6-3,6-4 |
| Challenger Buenos Aires Qual | 2017/10/07 17:50 | Juan Ignacio Galarza v Maximiliano Estevez | 7-5,7-6 |
| ITF Argentina F7 | 2017/09/14 15:55 | Daniel Dutra Da Silva v Maximiliano Estevez | 6-3,6-2 |