| UTR Pro Tennis Series California | 2022/05/18 20:00 | Patrick Zahraj v Leustian, Stefan | 6-1,5-4 |
| UTR Pro Tennis Series California | 2022/05/16 18:30 | Arthur Bellegy v Leustian, Stefan | 3-6,7-5,6-4 |
| UTR Pro Tennis Series California | 2022/05/15 21:30 | Keenan Mayo v Leustian, Stefan | 6-3,7-6 |
| ITF - M25 Calabasas | 2022/03/21 17:00 | Leustian, Stefan v Shabaz, Michael | 2-6,7-5,4-10 |
| UTR Pro Tennis Series California | 2021/12/04 16:00 | Leustian, Stefan v Giacomo Revelli | 3-6,3-5 |
| UTR Pro Tennis Series California | 2021/12/03 16:22 | Shervin Dehmoubed v Leustian, Stefan | 1-6,3-6 |
| UTR Pro Tennis Series California | 2021/12/02 22:45 | Amiri, Ali v Leustian, Stefan | 5-7,5-7 |
| UTR Pro Tennis Series California | 2021/12/01 22:59 | Matthew Sah v Leustian, Stefan | 1-6,6-7 |
| UTR Pro Tennis Series California | 2021/12/31 20:50 | Ben Gollin v Sema Pankin | 3-6,6-6 |
| UTR Pro Tennis Series California | 2021/12/28 18:30 | Theodore Dean v Sema Pankin | 7-5,4-6,1-6 |
| UTR Pro Tennis Series California | 2021/12/27 16:00 | Sema Pankin v Baylon, Robert | 4-6,6-2,6-4 |
| UTR Pro Tennis Series California | 2021/08/27 19:30 | Sema Pankin v Sarmiento, Raymond | 4-6,3-6 |
| UTR Pro Tennis Series California | 2021/08/25 18:00 | Ben Gollin v Sema Pankin | 6-4,2-6,6-6 |
| UTR Pro Tennis Series California | 2021/08/24 18:00 | Pereira, Bryce v Sema Pankin | 3-6,3-6 |
| UTR Pro Tennis Series California | 2021/08/22 19:30 | Joe Tyler v Sema Pankin | 2-6,1-6 |
| UTR Pro Tennis Series Dallas | 2021/08/14 14:30 | Sema Pankin v Lah, Sven | 5-7,5-7 |