Stadium: C Round: 62 Ground: Clay
| ITF USA F19B Qual | 2018/07/15 15:00 | Pierce Rollins v McClain Kessler | 6-3,7-5 |
| Challenger Winnetka Qual | 2018/07/07 18:05 | Strong Kirchheimer v McClain Kessler | 6-1,7-5 |
| ITF USA F19 | 2018/07/04 13:30 | Jacob Dunbar v McClain Kessler | 6-1,6-0 |
| ITF USA F19 Qual | 2018/07/02 16:40 | McClain Kessler v Maxime Cressy | 6-4,6-7,7-6 |
| ITF USA F19 Qual | 2018/07/01 15:00 | McClain Kessler v A.Trice Pickens | 6-2,7-5 |
| ITF USA F13 Qual | 2018/06/10 14:00 | Grey Hamilton v McClain Kessler | 7-6,6-4 |
| ITF USA F13 Qual | 2018/06/09 13:00 | Nevin Arimilli v McClain Kessler | 6-3,2-6,2-6 |
| ITF USA F4 | 2018/01/14 18:00 | Junior Alexander Ore v McClain Kessler | 6-0,6-2 |
| ITF Canada F4 Qual | 2018/06/23 19:00 | Matt Seeberger v Patrick Kotan | 6-1,4-6,6-4 |
| ITF Canada F3 | 2018/06/21 17:45 | Thai-Son Kwiatkowski v Matt Seeberger | 6-3,6-0 |
| ITF Canada F3 | 2018/06/19 16:00 | Alafia Ayeni v Matt Seeberger | 6-0,6-7,5-7 |
| ITF Canada F3 Qual | 2018/06/18 16:00 | Matt Seeberger v Shane Nicholls | 6-4,6-4 |
| ITF Uganda F4 Qual | 2018/05/20 07:00 | Vasisht Cheruku v Matt Seeberger | 6-1,6-3 |
| ITF Uganda F4 Qual | 2018/05/19 06:00 | Prashanth Selvaraj v Matt Seeberger | 4-6,0-6 |
| ITF Uganda F1 | 2018/04/28 07:00 | Ajeet Rai v Matt Seeberger | 6-2,6-4 |
| ITF Nigeria F2 Qual | 2018/04/21 13:00 | Franco Feitt v Matt Seeberger | 6-3,6-3 |