Stadium: Indoor Ct3 Round: 26 Ground: Hardcourt outdoor
| Little Rock, USA | 2019/06/04 15:00 | Collin Altamirano v Sarkissian, Alexander | 6-3,6-1 |
| Jerusalem, Israel | 2019/05/22 07:00 | Edan Leshem v Collin Altamirano | 1-6,6-1,6-4 |
| Challenger - Savannah | 2019/05/01 18:15 | Noah Rubin v Collin Altamirano | 6-2,2-6,2-6 |
| Challenger - Savannah | 2019/04/29 17:25 | Collin Altamirano v Avidzba, Alen | 6-0,7-6 |
| Challenger - Tallahassee | 2019/04/24 16:30 | Collin Altamirano v Nino Serdarusic | 3-6,6-2,6-7 |
| Challenger - Tallahassee | 2019/04/22 18:05 | Shane, Ryan v Collin Altamirano | 4-6,6-7 |
| Challenger - Sarasota | 2019/04/16 19:30 | Polansky, Peter v Collin Altamirano | 6-1,6-4 |
| Challenger - Sarasota | 2019/04/15 19:45 | Evgeny Karlovskiy v Collin Altamirano | 7-6,4-6,4-6 |
| Little Rock, USA | 2019/06/04 16:30 | Sarmiento, Raymond v Maxime Cressy | 7-6,6-3 |
| Little Rock, USA | 2019/06/03 17:40 | Gomez-Herrera, Carlos v Sarmiento, Raymond | 3-6,6-7 |
| Challenger Newport Beach Qual | 2018/01/21 20:25 | Novikov, Dennis v Sarmiento, Raymond | 7-5,6-1 |
| Challenger Newport Beach Qual | 2018/01/20 19:50 | Ulises Blanch v Sarmiento, Raymond | 6-3,1-6,4-6 |
| Challenger Tiburon Qual | 2017/09/24 17:00 | Halebian, Alexios v Sarmiento, Raymond | 6-3,6-4 |
| Challenger Tiburon Qual | 2017/09/23 17:00 | Carter, Andrew v Sarmiento, Raymond | 6-7,2-6 |
| Challenger Cary | 2017/09/11 16:00 | Cristian Garin v Sarmiento, Raymond | 6-2,6-3 |
| US Open, New York, USA, Qualifying | 2017/08/24 18:45 | Smyczek, Tim v Sarmiento, Raymond | 6-1,6-3 |