Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2025/01/16 12:30 | Olav Kosolosky v Damian Zech | W | 3-0 |
| Challenger Series TT | 2025/01/16 11:00 | Olav Kosolosky v Jeromy Loffler | W | 3-0 |
| Challenger Series TT | 2025/01/16 09:00 | Peter Hribar v Olav Kosolosky | W | 0-3 |
| Challenger Series TT | 2025/01/07 09:00 | Peter Hribar v Olav Kosolosky | L | 3-1 |
| Challenger Series TT | 2025/01/07 08:00 | Olav Kosolosky v Levente Krebs | W | 3-1 |
| Challenger Series TT | 2025/01/06 16:30 | Guilherme Teodoro v Olav Kosolosky | W | 1-3 |
| Challenger Series TT | 2025/01/06 14:30 | Kirill Fadeev v Olav Kosolosky | L | 3-1 |
| Challenger Series TT | 2025/01/06 13:00 | Dauud Cheaib v Olav Kosolosky | L | 3-2 |
| Challenger Series TT | 2025/01/16 13:00 | Peter Hribar v Boris Brnovic | L | 3-0 |
| Challenger Series TT | 2025/01/16 10:00 | Aleksandar Grujic v Boris Brnovic | L | 3-1 |
| Challenger Series TT | 2025/01/16 08:00 | Alfred Dela Pena v Boris Brnovic | L | 3-1 |
| Challenger Series TT | 2024/12/13 08:00 | Francesco Maragioglio v Boris Brnovic | L | 3-2 |
| Challenger Series TT | 2024/12/12 18:30 | William Koehl v Boris Brnovic | L | 3-0 |
| Challenger Series TT | 2024/12/12 15:30 | Tobias Saltzer v Boris Brnovic | L | 3-1 |
| Challenger Series TT | 2024/12/12 14:00 | Humberto Manhani v Boris Brnovic | L | 3-0 |
| Challenger Series TT | 2024/12/12 12:00 | Mike Hollo v Boris Brnovic | L | 3-0 |