Romania: M15 Cluj Napoca - Doubles - Main |
| 1/8-finals | Haerteis J./Heller P. | Onofrei M. C./Teglas I. A. | CAN. | dettagli | 20.06.2023 |
Turkey: M15 Antalya 12 - Doubles - Main |
| Final | Haerteis J./Heller P. | Paz J. P./Tenti F. | 2:0 (6:4, 7:67) | dettagli | 22.04.2023 |
| Semi-finals | Haerteis J./Heller P. | Huber D./Kahoun J. | 2:0 (6:3, 6:3) | dettagli | 21.04.2023 |
| Quarter-finals | Haerteis J./Heller P. | Saritas G./Turker M. N. | 2:0 (6:3, 6:4) | dettagli | 20.04.2023 |
| 1/8-finals | Haerteis J./Heller P. | Reitano S./Tomasetto L. | 2:0 (6:2, 7:5) | dettagli | 19.04.2023 |
Germany: M25 Nussloch - Doubles - Main |
| Final | Lamasine T./Martineau M. | Haerteis J./Heller P. | 1:2 (6:3, 5:7, 6:10) | dettagli | 28.01.2023 |
| Semi-finals | Masur D./Schnaitter J. | Haerteis J./Heller P. | 1:2 (5:7, 6:3, 7:10) | dettagli | 27.01.2023 |
| Quarter-finals | De Bakker T./Hermans M. | Haerteis J./Heller P. | 0:2 (4:6, 2:6) | dettagli | 26.01.2023 |
| 1/8-finals | Damian M. D./Gaurieder P. | Haerteis J./Heller P. | 0:2 (0:6, 0:6) | dettagli | 24.01.2023 |
Germany: M25 Nussloch - Doubles - Main |
| Final | Haerteis J./Heller P. | Zielinski J./Zuk K. | 0:2 (3:6, 4:6) | dettagli | 25.01.2020 |
Spain: M15 Manacor (Mallorca) 2 - Doubles - Main |
| Final | Sanchez Jover C./Vives Marcos P. | Haerteis J./Heller P. | 1:2 (7:65, 1:6, 3:10) | dettagli | 18.01.2020 |
| Semi-finals | Haerteis J./Heller P. | Lopez San Martin A./Pla Malfeito J. | 2:0 (6:2, 6:0) | dettagli | 17.01.2020 |
| Quarter-finals | Harris B./Lopez Morillo I. | Haerteis J./Heller P. | 0:2 (3:6, 1:6) | dettagli | 16.01.2020 |
| 1/8-finals | Marrero D./Mulye D. | Haerteis J./Heller P. | 0:2 (0:6, 2:6) | dettagli | 14.01.2020 |