Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2017 |  | Fabius Leipelt | GK | |||
| 07/2017 | | Nico Dzierzok | DF | |||
| 07/2017 | | Emanuell Ngalula | DF | |||
| 07/2017 | | Okan Cücen | MF | |||
| 07/2017 | | Sidar Simsik | MF | |||
| 07/2017 |  | Tariq-Emad Suleiman | MF |  | Bayer Leverkusen U15 | Leverkusen U15 |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2017 | | Niclas Hollweger |  | Bonner SC U17 | Bonner SC U17 | |
| 07/2017 | | Noah Nölle | GK | | Bonner SC U17 | Bonner SC U17 |
| 07/2017 | | Paul Schenkel | DF | | Bonner SC U17 | Bonner SC U17 |
| 07/2017 | | Sergio Suter | DF |  | Fortuna Köln U17 | Fortuna Köln U17 |
| 07/2017 | | Matthias Wybierek | DF | | Bonner SC U17 | Bonner SC U17 |
| 07/2017 | | Fatih Yigit | DF | | Bonner SC U17 | Bonner SC U17 |
| 07/2017 | | Sami Akremi | MF | | Bonner SC U17 | Bonner SC U17 |
| 07/2017 | | Mehrschad Kardan | MF | | Bonner SC U17 | Bonner SC U17 |
| 07/2017 | | Titus Quantius | MF |  | FC Hennef 05 U17 | FC Hennef 05 U17 |