| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Silviu Petrescu | 9 | 2 | - | - | 4.5 |
| Ismail Elfath | 13 | 2 | - | - | 6.5 |
| Matthew Foerster | 1 | 1 | - | - | 1 |
| Andrew Dallas | 2 | 1 | - | - | 2 |
| Ted Unkel | 2 | 1 | - | - | 2 |
| Colin Steven | 2 | 1 | - | - | 2 |
| Marcos de Oliveira | 2 | 1 | - | - | 2 |
| Jair Marrufo | 5 | 1 | - | - | 5 |
| Mark Geiger | 5 | 1 | - | - | 5 |
| Armando Villarreal | 7 | 1 | - | - | 7 |
| Fotis Bazakos | 8 | 1 | - | - | 8 |
| Jose Carlos Rivero | 9 | 1 | - | - | 9 |
| Juan Guzman | 10 | 1 | - | - | 10 |
| Baldomero Toledo | 11 | 1 | - | - | 11 |
| Chris Penso | 12 | 1 | - | - | 12 |
| Allen Chapman | 15 | 1 | - | - | 15 |
P = Matches played,
C = Cards .