| 2022-12-30 |  Nunc @ Springstoff @ 2022-12-30 | 1 | Melodic House & Techno | Koltbach - Nunc (Original Mix)5:25 | |
| 2020-10-10 |  Fol @ Springstoff @ 2020-10-09 | 1 | Electronica | Koltbach - Fol (Original Mix)3:44 | |
| 2020-05-08 |  Photons (ɣ) @ Springstoff @ 2020-08-05 | 1 | Electronica | Koltbach - Photons (ɣ) (Original Mix)7:03 | |