Stadium: Hamilton Family Stadium Round: 45 Ground: Hardcourt indoor
| Challenger Las Vegas Qual | 2017/10/15 19:20 | Takanyi Garanganga v Hans Hach Verdugo | 4-6,6-3,6-1 |
| Challenger Las Vegas Qual | 2017/10/14 18:40 | Boris Kozlov v Hans Hach Verdugo | 2-6,3-6 |
| Challenger Columbus Qual | 2017/09/18 15:00 | Jared Hiltzik v Hans Hach Verdugo | 4-6,6-1,7-6 |
| Challenger Columbus Qual | 2017/09/17 14:00 | Hans Hach Verdugo v Ezekiel Clark | 4-6,6-1,6-4 |
| Challenger Cary Qual | 2017/09/10 20:15 | Aleksandar Vukic v Hans Hach Verdugo | 6-3,6-2 |
| Challenger Cary Qual | 2017/09/10 15:50 | Hans Hach Verdugo v Felipe M Sarrasague | 7-6,6-3 |
| Challenger Cary Qual | 2017/09/09 18:35 | Hans Hach Verdugo v Georgyi Malyshev | 6-4,6-4 |
| Challenger Bogota Qual | 2017/09/03 17:50 | Gonzalo Escobar v Hans Hach Verdugo | 6-2,6-1 |
| ITF USA F4 | 2018/01/15 15:00 | David Volfson v Karl Poling | 6-4,2-6,6-3 |
| ITF USA F4 | 2018/01/14 19:00 | Johannes Ingildsen v Karl Poling | 6-4,4-6,4-6 |
| ITF USA F4 | 2018/01/14 14:30 | Gabriel Decamps v Karl Poling | 5-7,4-6 |
| ITF USA F4 | 2018/01/13 16:00 | Karl Poling v Nicolas Uryson | 6-3,6-4 |
| ITF USA F22 | 2017/06/24 16:30 | Alessandro-D Ventre v Karl Poling | 6-1,3-6,6-2 |
| ITF USA F20 | 2017/06/17 19:00 | Karl Poling v Alexandru Gozun | 4-6,4-6 |
| ITF USA F18 | 2017/06/10 15:30 | Karl Poling v Kevin Kylar | 6-2,6-0 |
| ITF USA F9 | 2017/02/25 15:00 | William Grant v Karl Poling | 6-3,7-6 |