| U18 U18 Gruppe A 2017/2018 2. Phase - Appearances as Referee |  |
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 |
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| 11/04/2018 | FC Winterthur | - | FCO St. Gallen/Wil | 1:5 | 3 | - | - |
| 21/04/2018 | Team Vaud Lausanne | - | FC Sion | 0:3 | 2 | - | - |
| 26/05/2018 | FC Basel | - | Team FC Luzern/SC Kriens | 2:1 | 3 | - | - |
| U18 U18 Gruppe A 2017/2018 2. Phase - Appearances as Referee | |
|
|
||||
| 11/04/2018 | FC Winterthur | - | FCO St. Gallen/Wil | 1:5 | 3 | - | - |
| 21/04/2018 | Team Vaud Lausanne | - | FC Sion | 0:3 | 2 | - | - |
| 26/05/2018 | FC Basel | - | Team FC Luzern/SC Kriens | 2:1 | 3 | - | - |
| Complete name: | Marco Helbling |
| Born: | 19/09/1995 |
| Place of birth: |
Flawil, 
Switzerland |
| Nationality: |
Switzerland |