Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 05/2018 |  | Anton Heinz | FW | |||
| 04/2018 | | Jan Schöppner | MF |  | SC Verl U19 | SC Verl U19 |
| 02/2018 | | Fabian Pekruhl | GK | |||
| 10/2017 | | Marius Rahmann | GK | |||
| 08/2017 | | Zlatko Muhović | MF |  | BFC Dynamo | BFC Dynamo |
| 07/2017 | | Bastian Müller | MF |  | Waldhof Mannheim | Waldhof Mannh. |
| 07/2017 | | Jan Klauke | DF |  | Rot Weiss Ahlen | RW Ahlen |
| 07/2017 | | Benjamin Kolodzig | DF |  | SV Lippstadt 08 | Lippstadt 08 |
| 07/2017 | | Cinar Sansar | DF |  | FC Gütersloh | FC Gütersloh |
| 07/2017 | | Alexander Gockel | MF |  | Rot-Weiß Mastholte | Rot-Weiß Mastholte |
| 07/2017 | | Mehmet Kurt | MF |  | Sportfreunde Siegen | Siegen |
| 07/2017 | | Fabian Brosowski | FW | | SC Verl U19 | SC Verl U19 |
| 07/2017 |  | Cellou Diallo | FW |  | SC Paderborn 07 II | SC Paderborn 07 II |
| 07/2017 | | Patrick Kurzen | FW |  | Delbrücker SC | Delbrücke |
| 07/2017 |  | Cihan Özkara | FW |  | Preußen Münster | Pr. Münster |
| 07/2017 |  | Maniyel Nergiz | AS-CO | | Delbrücker SC | Delbrücke |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2018 | | Alexander Gockel | MF | | Rot-Weiß Mastholte | Rot-Weiß Mastholte |
| 07/2017 | | Kevin Kalinowski | DF |  | TSG Neustrelitz | Neustrelitz |
| 07/2017 | | Jarno Peters | GK |  | Hammer SpVg | Hammer SV |
| 07/2017 | | Jonas Strifler | DF |  | FC Schalke 04 II | Schalke II |
| 07/2017 | | Hervenogi Unzola | DF |  | Rot-Weiss Essen | RW Essen |
| 07/2017 | | Hasan Dere | MF |  | Roland Beckum | Roland Beckum |
| 07/2017 | | Yannick Geisler | MF |  | SC Wiedenbrück | Wiedenbr. |
| 07/2017 | | Dustin Gräwe | MF | | Roland Beckum | Roland Beckum |
| 07/2017 | | Connor Wlotzka | MF |  | Arminia Bielefeld II | A. Bielef. II |
| 07/2017 | | Niklas Szeleschus | FW |  | VfB Fichte Bielefeld | Fichte |
| 07/2017 |  | Siniša Veselinović | FW |  | Eintracht Norderstedt | Norderstedt |
| 07/2017 |  | Milenko Gilić | GK-CO | | Preußen Münster | Pr. Münster |