| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Jorge Gonzalez | 1 | 1 | - | - | 1 |
| Ricardo Salazar | 1 | 1 | - | - | 1 |
| Matthew Foerster | 1 | 1 | - | - | 1 |
| Allen Chapman | 2 | 1 | - | - | 2 |
| Jair Marrufo | 2 | 1 | - | - | 2 |
| Ramon Hernandez | 2 | 1 | - | - | 2 |
| Juan Guzman | 2 | 1 | - | - | 2 |
| Silviu Petrescu | 4 | 1 | - | - | 4 |
P = Matches played,
C = Cards .