Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Ann Arbor | 2024/10/01 14:00 | Joshua Portnoy v Ryan Haviland | 6-3,5-7,10-7 |
| ITF M15 Ann Arbor | 2024/09/30 15:00 | Marcos L C Baratau v Joshua Portnoy | 2-6,3-6 |
| ITF M25 East Lansing | 2024/07/16 14:00 | Gabrielius Guzauskas v Joshua Portnoy | 6-1,6-1 |
| ITF M15 Kingston | 2024/05/28 18:45 | Reece Falck v Joshua Portnoy | 6-3,6-3 |
| ITF M15 Kingston | 2024/05/27 15:00 | Shu Matsuoka v Joshua Portnoy | 6-3,4-6,5-10 |
| ITF M15 East Lansing | 2023/11/13 17:00 | Joshua Portnoy v Esunge Ndumbe | 6-2,6-1 |
| UTR Pro Columbus | 2023/08/19 19:36 | Chad Miller v Joshua Portnoy | 6-4,6-2 |
| UTR Pro Columbus | 2023/08/18 18:30 | Brandon Carpico v Joshua Portnoy | 6-4,7-6 |
| ITF M15 Ann Arbor | 2024/10/01 14:00 | Ryan Dickerson v Gabrielius Guzauskas | 6-2,6-1 |
| ITF M15 Ann Arbor | 2024/09/30 15:00 | Ryan Dickerson v Danial Rakhmatullayev | 6-1,6-3 |
| ITF M15 Huntsville | 2024/08/14 16:05 | Aidan Kim v Ryan Dickerson | 6-1,6-4 |
| ITF M15 Huntsville | 2024/08/13 20:00 | Ryan Dickerson v Tristan McCormick | 7-5,6-2 |
| ITF M25 Southaven | 2024/08/07 22:25 | Ryan Dickerson v Rei Sakamoto | 6-4,2-6,1-6 |
| ITF M25 Southaven | 2024/08/06 15:35 | Ryan Dickerson v Ryan Colby | 6-1,0-6,10-2 |
| ITF M25 Southaven | 2024/08/05 14:00 | Ryan Dickerson v Taj Hibbert | 6-3,6-1 |
| ITF M15 Lakewood | 2024/07/10 17:15 | Ryan Dickerson v Rudy Quan | 6-4,4-6,0-6 |