stadio: Court 1 Round: 62 Ground: Clay
| ITF USA F40 - Qual. | 2017/12/03 18:00 | Christopher Rosensteel v Jordi Mas De Ugarte | 6-7,3-6 |
| ITF USA F38 | 2017/11/18 15:00 | Alafia Ayeni v Christopher Rosensteel | 6-2,6-3 |
| ITF Canada F6 - Qual. | 2017/09/02 18:30 | Sid Donarski v Christopher Rosensteel | 6-2,6-3 |
| ITF Canada F5 | 2017/08/26 17:30 | Jacob Dunbar v Christopher Rosensteel | 7-6,6-4 |
| Challenger Binghamton - Qual. | 2017/07/22 14:00 | Jarryd Chaplin v Christopher Rosensteel | 6-2,7-6 |
| ITF USA F17 - Qual. | 2017/06/10 15:30 | Christopher Rosensteel v Ronnie Schneider | 2-6,3-6 |
| ITF USA F13 - Qual. | 2017/04/08 16:30 | Herbert Jody Maginley v Christopher Rosensteel | 6-3,6-0 |
| ITF USA F12 - Qual. | 2017/04/01 15:30 | Christopher Rosensteel v Arnav Mohanty | 3-6,6-7 |
| ITF Canada F2 - Qual. | 2018/03/05 14:30 | Junior Alexander Ore v Nick Lagaev | 6-0,6-3 |
| ITF Canada F2 - Qual. | 2018/03/04 15:00 | Nick Lagaev v Harrison Adams | 6-4,6-4 |
| ITF Canada F1 - Qual. | 2018/02/24 15:00 | Nick Lagaev v Andrew Fenty | 1-6,3-6 |
| ITF USA F38 | 2017/11/19 16:30 | Matthew Terry v Nick Lagaev | 7-6,6-1 |
| ITF Canada F7 - Qual. | 2017/09/09 17:00 | Daniel Grunberger v Nick Lagaev | 3-6,7-5,6-4 |
| ITF Canada F6 - Qual. | 2017/09/02 21:00 | Nick Lagaev v Junior Alexander Ore | 3-6,3-6 |
| ITF Canada F6 - Qual. | 2017/09/02 17:30 | Ilya Tiraspolsky v Nick Lagaev | 1-6,2-6 |
| ITF USA F20 | 2017/06/17 19:00 | Nick Lagaev v Washi Gervais | 4-6,2-6 |