| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Drew Fischer | 2 | 2 | - | - | 1 |
| Jair Marrufo | 5 | 2 | - | - | 2.5 |
| Allen Chapman | 5 | 2 | - | - | 2.5 |
| Fotis Bazakos | 1 | 1 | - | - | 1 |
| Martin Vazquez | 1 | 1 | - | - | 1 |
| Paolo Mazzoleni | 1 | 1 | - | - | 1 |
| Nima Saghafi | 2 | 1 | - | - | 2 |
| Ismail Elfath | 3 | 1 | - | - | 3 |
| Ted Unkel | 4 | 1 | - | - | 4 |
P = Matches played,
C = Cards .