 Norway: M15 Oslo - Doubles - Main |
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| 1/8-finals | Koistila Larsson K./Kumar M. | Juuhl S. S./Lien J. O. | 0:2 (1:6, 3:6) | details | 06.01.2025 |
 Sweden: M25 Falun - Doubles - Main |
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| 1/8-finals | Hands T./Wendelken H. | Koistila Larsson K./Kumar M. | 2:0 (6:1, 6:4) | details | 24.09.2024 |
| Sweden: M15 Vaxjo - Doubles - Main |
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| Quarter-finals | Jones B./Moeller M. | Koistila Larsson K./Kumar M. | 2:1 (6:4, 5:7, 10:7) | details | 19.09.2024 |
| 1/8-finals | Johansson O./Slavic N. | Koistila Larsson K./Kumar M. | 1:2 (6:2, 5:7, 5:10) | details | 18.09.2024 |
| Sweden: M15 Kalmar - Doubles - Main |
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| 1/8-finals | Kaukovalta P./Vasa E. | Koistila Larsson K./Saidizand . J. | 2:0 (6:0, 6:2) | details | 15.05.2024 |
| Sweden: M25 Varnamo - Doubles - Main |
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| 1/8-finals | Koistila Larsson K./Saidizand . J. | Pel S./Stidell F. | 0:2 (3:6, 3:6) | details | 07.05.2024 |
 Finland: M15 Vaasa - Doubles - Main |
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| 1/8-finals | Kaukovalta P./Vasa I. | Hansch Mauritzson F./Koistila Larsson K. | 2:0 (6:1, 6:1) | details | 06.06.2023 |
| Sweden: M15 Kalmar - Doubles - Main |
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| 1/8-finals | Koistila Larsson K./Temirhanov A. | Pel S./Visker N. | 0:0 RET. (2:5) | details | 18.05.2023 |
 Dominican Republic: M15 Santo Domingo 2 - Doubles - Main |
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| 1/8-finals | Koistila Larsson K./Videhult L. | Flores J./Sheehy J. | 0:2 (4:6, 1:6) | details | 29.11.2022 |
| Dominican Republic: M15 Santo Domingo - Doubles - Main |
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| 1/8-finals | Bertran P./Sheehy J. | Koistila Larsson K./Videhult L. | 2:0 (6:2, 7:5) | details | 22.11.2022 |
 Estonia: M15 Parnu 2 - Doubles - Main |
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| 1/8-finals | Koistila Larsson K./Videhult L. | Lomakin G./Sultanov K. | 0:2 (66:7, 2:6) | details | 25.10.2022 |
| Sweden: M25 Falun - Doubles - Main |
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| Quarter-finals | Poljak D./Vasa E. | Koistila Larsson K./Videhult L. | 2:0 (6:4, 6:2) | details | 28.09.2022 |
| 1/8-finals | Koistila Larsson K./Videhult L. | Prinoth P./Salomone F. | 2:1 (6:3, 3:6, 11:9) | details | 26.09.2022 |
| Finland: M15 Helsinki - Doubles - Main |
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| 1/8-finals | Henning B./Noce G. M. | Koistila Larsson K./Videhult L. | 2:0 (6:3, 6:2) | details | 09.08.2022 |
