Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2019 |  | Aygün Yildirim | FW |  | Sportfreunde Lotte | SF Lotte |
| 01/2019 | | Dardan Karimani | MF |  | SC Paderborn 07 II | SC Paderborn 07 II |
| 11/2018 | | Fabio Kristkowitz | FW |  | SC Verl U19 | SC Verl U19 |
| 10/2018 | | Jonas Acquistapace | DF | |||
| 07/2018 | | Luis Klante | GK |  | Preußen Münster | Pr. Münster |
| 07/2018 | | Arthur Ekallé | DF |  | 1. FC Kaiserslautern II | K'lautern II |
| 07/2018 | | Sergej Schmik | DF |  | Hessen Kassel | Hessen Kassel |
| 07/2018 | | Niklas Sewing | DF |  | Arminia Bielefeld II | A. Bielef. II |
| 07/2018 | | Janik Steringer | DF | | SC Paderborn 07 II | SC Paderborn 07 II |
| 07/2018 | | Stefan Langemann | MF |  | SV Rödinghausen | Rödinghausen |
| 07/2018 | | Ron Schallenberg | MF |  | SC Paderborn 07 | Paderborn |
| 07/2018 | | Marko Stojanović | MF |  | Schwarz-Weiß Rehden | SW Rehden |
| 07/2018 | | Daniel Hammel | FW |  | Stuttgarter Kickers | Kickers |
| 07/2018 | | Sebastian Lange | GK-CO |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2019 |  | Viktor Maier | MF |  | Wuppertaler SV | Wuppertal |
| 08/2018 |  | Cellou Diallo | FW |  | SG Wattenscheid 09 | Wattenscheid |
| 07/2018 | | Benjamin Kolodzig | DF |  | Roland Beckum | Roland Beckum |
| 07/2018 | | Markus Baum | DF |  | FC Gütersloh | FC Gütersloh |
| 07/2018 | | Patrick Choroba | DF |  | SG Sonnenhof Großaspach | Großaspach |
| 07/2018 | | Jan Klauke | DF |  | Preußen Münster II | Münster II |
| 07/2018 | | Zlatko Muhović | MF |  | SC Wiedenbrück | Wiedenbr. |
| 07/2018 | | Daniel Schaal | MF | | SC Wiedenbrück | Wiedenbr. |
| 07/2018 | | Gianluca Marzullo | FW |  | Westfalia Herne | West. Herne |
| 07/2018 |  | Cihan Özkara | FW |  | Rot-Weiß Oberhausen | Oberhausen |