| ITF Estonia F4 | 2017/11/10 12:00 | Mylokostov, Denys v Heliovaara, Harri | 7-6,6-4 |
| ITF Estonia F4 | 2017/11/09 12:00 | Heliovaara, Harri v Jonathan Mridha | 7-6,7-5 |
| ITF Estonia F4 | 2017/11/08 13:00 | Bossel, Adrien v Heliovaara, Harri | 6-7,6-7 |
| ITF Estonia F4 | 2017/11/07 13:10 | Sekulic, Milos v Heliovaara, Harri | 3-6,2-6 |
| ITF Estonia F4 | 2017/11/05 09:00 | Heliovaara, Harri v Goles Babic, Marko | 6-3,6-4 |
| ITF Estonia F4 | 2017/11/04 16:00 | Heliovaara, Harri v Gostincar, Domen | 6-0,6-4 |
| ITF Estonia F3 | 2017/11/03 10:50 | Heliovaara, Harri v Evgeny Karlovskiy | 4-6,4-6 |
| ITF Estonia F3 | 2017/11/02 09:00 | Alexander Vasilenko v Heliovaara, Harri | 2-6,3-6 |
| ITF Hong Kong F6 | 2017/12/30 03:00 | Bessire, Francesco v Tang, Kyle Lok Yin | 6-1,6-1 |
| ITF Hong Kong F5 | 2017/12/24 03:00 | Bessire, Francesco v Saito, Takashi | 3-6,2-6 |
| ITF Hong Kong F5 | 2017/12/23 04:00 | Bessire, Francesco v Yue, Ching Ho Sunny | 6-2,6-0 |
| Challenger Rome 2 Qual | 2017/09/23 08:00 | Bessire, Francesco v Spinnato, Daniele | 3-6,6-3,0-6 |
| ITF Egypt F25 | 2017/09/14 10:50 | Bessire, Francesco v Mercier, Tyler | 5-7,6-7 |
| ITF Egypt F25 | 2017/09/13 09:45 | Bessire, Francesco v Samaha, Giovani | 6-1,6-4 |
| ITF Egypt F25 | 2017/09/11 10:30 | Bessire, Francesco v Makhlouf, Sherif | 6-1,6-3 |
| ITF Egypt F24 | 2017/09/07 09:45 | Bessire, Francesco v Ornago, Fabrizio | 4-6,2-6 |