| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Allen Chapman | 21 | 4 | - | 1 | 4.2 |
| Ted Unkel | 7 | 3 | - | - | 2.33 |
| Hilario Grajeda | 11 | 3 | - | - | 3.67 |
| Abiodun Okulaja | 4 | 2 | - | - | 2 |
| Jorge Gonzalez | 8 | 2 | - | - | 4 |
| Jose Carlos Rivero | 12 | 2 | - | - | 6 |
| Armando Villarreal | 12 | 2 | 1 | - | 4 |
| Chris Penso | 14 | 2 | - | - | 7 |
| Baldomero Toledo | 21 | 2 | - | - | 10.5 |
| Rubiel Vazquez | 2 | 1 | - | - | 2 |
| Niko Bratsis | 2 | 1 | - | - | 2 |
| Paul Ward | 2 | 1 | - | - | 2 |
| Victor Rivas | 2 | 1 | - | - | 2 |
| Nima Saghafi | 3 | 1 | - | - | 3 |
| Tim Weyland | 3 | 1 | - | - | 3 |
| Elias Bazakos | 4 | 1 | - | - | 4 |
| Alex Prus | 5 | 1 | - | - | 5 |
| Fotis Bazakos | 5 | 1 | - | - | 5 |
| David Gantar | 8 | 1 | - | - | 8 |
| Robert Sibiga | 9 | 1 | - | - | 9 |
| Silviu Petrescu | 13 | 1 | - | - | 13 |
| Drew Fischer | 14 | 1 | - | - | 14 |
| Kevin Stott | 25 | 1 | - | - | 25 |
| Juan Guzman | 8 | 0 | 1 | - | 8 |
| Mark Geiger | 10 | 0 | 1 | - | 10 |
P = Matches played,
C = Cards .