| UTR Pro Tennis Series California | 2021/07/28 16:30 | Eduardo Nava v Alex Michelsen | 4-6,3-6 |
| UTR Pro Tennis Series California | 2021/07/27 15:00 | Pierce Rollins v Alex Michelsen | 1-6,7-5,6-3 |
| UTR Pro Tennis Series California | 2021/07/25 19:30 | Alex Michelsen v Lawee Sherif | 6-4,6-3 |
| UTR Pro Tennis Series California | 2021/02/28 17:30 | Eric Hadigian v Alex Michelsen | 6-4,6-1 |
| UTR Pro Tennis Series California | 2021/02/27 19:00 | Shahin Khaledan v Alex Michelsen | 6-7,2-5 |
| UTR Pro Tennis Series California | 2021/02/26 20:00 | Alex Michelsen v Kyle Kang | 6-3,1-6,6-7 |
| UTR Pro Tennis Series California | 2021/02/24 22:00 | Alex Michelsen v Ryan James Storrie | 7-6,1-6,3-6 |
| UTR Pro Tennis Series California | 2021/02/23 22:00 | Alex Michelsen v Gage Brymer | 0-6,6-7 |
| UTR Pro Tennis Series California | 2021/07/28 21:00 | Chase Thompson v Quinn Vandecasteele | 4-6,3-6 |
| UTR Pro Tennis Series California | 2021/07/27 16:30 | Tristan Boyer v Quinn Vandecasteele | 2-6,6-2,6-4 |
| UTR Pro Tennis Series California | 2021/07/26 16:30 | Stefan Leustian v Quinn Vandecasteele | 5-7,4-5 |
| UTR Pro Tennis Series California | 2021/07/25 18:12 | Quinn Vandecasteele v Jett Middleton | 6-1,6-6 |
| UTR Pro Tennis Series California | 2021/07/23 18:00 | Alessandro-D Ventre v Quinn Vandecasteele | 6-1,5-2 |
| UTR Pro Tennis Series California | 2021/07/20 16:30 | Spencer Johnson v Quinn Vandecasteele | 2-6,6-7 |
| UTR Pro Tennis Series California | 2021/07/19 21:30 | Samuel Rubell v Quinn Vandecasteele | 5-7,7-6,1-6 |
| UTR Pro Tennis Series California | 2021/07/18 20:15 | Quinn Vandecasteele v Nathan Han | 6-2,5-1 |