Stadium: Court 2 Round: 26 Ground: Clay
| ITF M15 Vienna MD | 2023/09/02 16:00 | Heller/Kellovsky v de Rosa M / Ragazzi A | 7-5,2-6,10-5 |
| ITF M15 Vienna MD | 2023/09/01 12:50 | Heller/Kellovsky v Lazic/Werren | 6-1,6-4 |
| ITF M15 Vienna MD | 2023/08/31 15:10 | Heller/Kellovsky v Mruzek/Orlita | 6-1,6-0 |
| ITF - M15 Antalya - Doubles Hommes | 2023/04/04 14:35 | Hess/Miceli v Heller/Kellovsky | 1-6,3-6 |
| ITF - M15 Antalya - Doubles Hommes | 2023/03/28 11:10 | Den Heijer G / Pontjodikromo S v Heller/Kellovsky | 1-6,6-3,12-10 |
| ITF - M15 Antalya - Doubles Hommes | 2023/03/03 10:30 | Gimenez/Vallejo v Heller/Kellovsky | 6-7,6-2,10-7 |
| ITF - M15 Antalya - Doubles Hommes | 2023/03/02 12:20 | Spiridon/Tomasetto v Heller/Kellovsky | 4-6,1-6 |
| ITF - M15 Antalya - Doubles Hommes | 2023/03/01 12:55 | Milev/Ujvary v Heller/Kellovsky | 6-7,4-6 |