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