| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Allen Chapman | 12 | 3 | - | - | 4 |
| Baldomero Toledo | 12 | 3 | - | - | 4 |
| Nima Saghafi | 3 | 2 | - | - | 1.5 |
| Kevin Stott | 8 | 2 | - | - | 4 |
| Bryan Lopez | 1 | 1 | - | - | 1 |
| Edvin Jurisevic | 1 | 1 | - | - | 1 |
| Joel Aguilar | 1 | 1 | - | - | 1 |
| Juan Guzman | 4 | 1 | - | - | 4 |
| Fotis Bazakos | 5 | 1 | - | - | 5 |
| Armando Villarreal | 6 | 1 | - | - | 6 |
| Hilario Grajeda | 6 | 1 | - | - | 6 |
| Robert Sibiga | 6 | 1 | - | - | 6 |
| Ricardo Salazar | 8 | 1 | - | - | 8 |
| Silviu Petrescu | 8 | 1 | - | - | 8 |
| Drew Fischer | 9 | 1 | - | - | 9 |
| Alan Kelly | 11 | 1 | - | - | 11 |
| Ismail Elfath | 13 | 1 | - | - | 13 |
| Jose Carlos Rivero | 6 | 0 | 1 | - | 6 |
P = Matches played,
C = Cards .