| Regionalliga West 2014/2015 - Appearances as Assistant | ||||
| 28/02/2015 | SG Wattenscheid 09 | - | FC Schalke 04 II | 1:1 |
| 23/05/2015 | FC Hennef 05 | - | Sportfreunde Lotte | 1:6 |
| Regionalliga West 2014/2015 - Appearances as Assistant | ||||
| 28/02/2015 | SG Wattenscheid 09 | - | FC Schalke 04 II | 1:1 |
| 23/05/2015 | FC Hennef 05 | - | Sportfreunde Lotte | 1:6 |
| Complete name: | Mario Heller |
| Born: | 24/03/1989 |
| Place of birth: |
Germany |
| Residence: | Köln |
| Nationality: |
Germany |
| Club: | SV Westhoven-Ensen 1931 |