Round: 26 Ground: Hardcourt indoor
| Challenger Las Vegas – MP | 2018/10/23 23:15 | Verdugo/Martinez v Jung/Krueger | 4-6,4-6 |
| Challenger Blois - MP | 2018/06/20 09:00 | Verdugo/Martinez v Roelofse/Rungkat | 2-6,4-6 |
| Challenger Lyon - MP | 2018/06/12 14:10 | Verdugo/Martinez v Roelofse/Rungkat | 6-4,4-6,4-10 |
| Challenger Puerto Vallarta - MP | 2018/05/02 20:45 | Escobar/Sanchez v Verdugo/Martinez | 7-6,6-4 |
| Challenger Puerto Vallarta - MP | 2018/05/01 00:45 | Verdugo/Martinez v A Contreras/Batalla | 6-2,6-2 |
| Challenger Panama City MD | 2018/04/04 20:25 | Hanfmann/Krawietz v Verdugo/Martinez | 6-2,6-3 |
| Challenger Panama City MD | 2018/04/03 21:20 | Coria/Olivo v Verdugo/Martinez | 3-6,4-6 |
| ITF USA F38 MD | 2017/11/25 18:00 | Verdugo/Martinez v Bambridge/Corrie | 3-6,7-6,10-7 |
| Challenger Knoxville - MP | 2018/11/08 01:05 | Polansky/Shamasdin v Heliovaara/Laaksonen | 6-4,3-6,10-2 |
| Challenger Knoxville - MP | 2018/11/05 20:00 | Harper/King v Heliovaara/Laaksonen | 4-6,1-6 |
| Challenger Charlottesville - MP | 2018/11/04 18:00 | Heliovaara/Laaksonen v Matsui/Nielsen | 6-3,6-4 |
| Challenger Charlottesville - MP | 2018/11/03 20:05 | King/King v Heliovaara/Laaksonen | 2-6,2-6 |
| Challenger Charlottesville - MP | 2018/10/31 21:55 | Gonzales/Lammons v Heliovaara/Laaksonen | 7-6,4-6,5-10 |
| Challenger Charlottesville - MP | 2018/10/29 21:00 | Heliovaara/Laaksonen v Klahn/Smyczek | 6-2,7-6 |
| Challenger Fairfield - MP | 2018/10/14 19:00 | Ratiwatana/Rungkat v Heliovaara/Laaksonen | 6-0,7-6 |
| Challenger Fairfield - MP | 2018/10/13 19:00 | Galloway/Maytin v Heliovaara/Laaksonen | 5-7,4-6 |