National teams managed
| Season | Team | Position | |
|---|---|---|---|
| U18 Friendlies 2015 |  | Germany U18 | Ass. Coach |
| U18 Friendlies 2014 | | Germany U18 | Ass. Coach |
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 03/2012 - 12/2013 |  | Chicago Fire |  USA | Defence | 23 |
| 07/2010 - 09/2011 |  | VfL Wolfsburg | Germany | Defence | 3 |
| 07/2002 - 06/2010 |  | Hertha BSC | Germany | Defence | 3 |
| 07/2000 - 06/2002 |  | Arminia Bielefeld | Germany | Defence | 21 |
| 07/1999 - 06/2000 |  | SC Verl | Germany | Defence | |
| 07/1998 - 06/1999 |  | FC Gütersloh | Germany | Defence |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Europa League | 31 | 31 | - | 2 | 2.709 | - | - | - | 9 | - | - | » All matches |
| Europa League Qual. | 6 | 5 | 1 | - | 454 | - | - | - | 1 | - | - | » All matches |
| Bundesliga | 246 | 245 | 1 | 10 | 21.634 | 14 | - | 19 | 47 | 1 | 2 | » All matches |
| 2. Bundesliga | 47 | 46 | 1 | 2 | 3.949 | 1 | - | - | 5 | 2 | - | » All matches |
| DFB-Pokal | 24 | 23 | 1 | 1 | 2.227 | 2 | - | - | 3 | - | - | » All matches |
| Regionalliga West/Südwest (1994-2000) | 30 | 30 | - | 1 | 2.661 | - | - | - | 3 | - | 1 | » All matches |
| League Cup | 4 | 4 | - | 1 | 371 | - | - | - | - | - | - | » All matches |
| Major League Soccer | 24 | 23 | 1 | 3 | 1.947 | 1 | - | - | 3 | 1 | - | » All matches |
| Total | 412 | 407 | 5 | 20 | 35.952 | 18 | - | - | 71 | 4 | 3 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 13 | 13 | - | 1 | 1.204 | 1 | - | - | 3 | - | - | » All matches |
| WC Qualifiers Europe | 4 | 3 | 1 | 1 | 264 | - | - | - | - | - | - | » All matches |
| Friendlies | 39 | 34 | 5 | 12 | 2.969 | - | - | 3 | 3 | - | - | » All matches |
| Confederations Cup | 3 | 3 | - | - | 270 | - | - | 2 | 2 | - | - | » All matches |
| EURO | 7 | 7 | - | - | 630 | - | - | - | 2 | - | - | » All matches |
| EURO Qualifiers | 16 | 16 | - | - | 1.440 | - | - | - | 2 | - | - | » All matches |
| Total | 82 | 76 | 6 | 14 | 6.777 | 1 | - | - | 12 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U21 Friendlies | 1 | 1 | - | - | 90 | - | - | - | 1 | - | - | » All matches |
| U21 EURO Qualifiers | 4 | 2 | 2 | 1 | 247 | - | - | - | - | - | - | » All matches |
| Total | 5 | 3 | 2 | 1 | 337 | - | - | - | 1 | - | - |