Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2006 |  | Timo Stumpf | GK | |||
| 01/2006 |  | Kadir Celik | DF |  | VfL Leverkusen U19 | VfL Leverkusen U19 |
| 01/2006 | | Stephan Happ | MF | |||
| 01/2006 | | Daniel Werken | MF | |||
| 01/2006 | | Murat Bakir | FW | | VfL Leverkusen U19 | VfL Leverkusen U19 |
| 12/2005 | | Daniel-Danso Somuah | MF |  | Bonner SC U17 | Bonner SC U17 |
| 07/2005 | | Andreas Schmidtke | GK |  | KFC Uerdingen 05 U19 | U19 |
| 07/2005 | | Gil Shohat | GK | |||
| 07/2005 | | Pablo Xander | GK | |||
| 07/2005 | | Sascha Blechinger | DF | |||
| 07/2005 | | Mehmet Celik | DF | |||
| 07/2005 |  | Konstantinos David | DF | |||
| 07/2005 | | Lukas Gumienny | DF | |||
| 07/2005 | | Yannic Intven | DF | |||
| 07/2005 | | Yohannes Bahcecioglu | MF | |||
| 07/2005 | | Thomas Frohn | MF |  | 1. FC Köln U19 | Köln U19 |
| 07/2005 | | David Inden | MF | |||
| 07/2005 | | Florian Köhler-Martinetz | MF | |||
| 07/2005 | | Semir Kovacevic | MF | |||
| 07/2005 | | Benjamin Niggemann | MF | |||
| 07/2005 | | Berkay Uyar | MF | |||
| 07/2005 |  | Fabiano Curci | FW | | 1. FC Köln U19 | Köln U19 |
| 07/2005 | | Abdurrahman Düzardic | FW | |||
| 07/2005 | | Avni Gök | FW |  | Alemannia Aachen U19 | Aachen U19 |
| 07/2005 | | David Sasse | FW |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2005 |  | Abdelhamid Darrazi | FW |  | KFC Uerdingen 05 | Uerdingen |
| 07/2005 | | Damian Hallas | GK |  | Bonner SC | Bonner SC |
| 07/2005 | | Thiemo Höhn | DF | | Bonner SC | Bonner SC |
| 07/2005 | | Thomas Huijbregts | DF | | 1. FC Köln U19 | Köln U19 |
| 07/2005 | | Marcel Schall | DF | | 1. FC Köln U19 | Köln U19 |
| 07/2005 | | Serdar Aslan | MF | | Bonner SC | Bonner SC |
| 07/2005 | | Ioanis Foukis | MF | | Bonner SC | Bonner SC |
| 07/2005 | | Dennis Kirchen | MF |  | VfL Bochum U19 | Bochum U19 |
| 07/2005 | | Marcel Heller | FW |  | Alemannia Aachen II | Aachen II |
| 07/2005 | | Deniz Öztürk | FW |  | Bayer Leverkusen U19 | Leverkusen U19 |
| 07/2005 | | Iskender Papazoglu | FW |  | CfB Ford Niehl U19 | U19 |
| 07/2005 | | David Podlas | FW | | 1. FC Köln U19 | Köln U19 |