| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Allen Chapman | 12 | 5 | - | - | 2.4 |
| Ted Unkel | 8 | 3 | - | - | 2.67 |
| Silviu Petrescu | 11 | 3 | - | - | 3.67 |
| Jair Marrufo | 16 | 3 | - | - | 5.33 |
| Alex Prus | 2 | 2 | - | - | 1 |
| Andrew Dallas | 5 | 2 | - | - | 2.5 |
| Juan Guzman | 5 | 2 | - | - | 2.5 |
| Fotis Bazakos | 5 | 2 | - | - | 2.5 |
| Steven McLean | 5 | 2 | - | - | 2.5 |
| Ricardo Salazar | 9 | 2 | - | - | 4.5 |
| Jorge Gonzalez | 10 | 2 | - | - | 5 |
| Mark Geiger | 12 | 2 | - | - | 6 |
| Rosendo Mendoza | 1 | 1 | - | - | 1 |
| David Gantar | 2 | 1 | - | - | 2 |
| Geoff Gamble | 3 | 1 | - | - | 3 |
| John Beaton | 3 | 1 | - | - | 3 |
| Robert Sibiga | 4 | 1 | - | - | 4 |
| Bobby Madden | 5 | 1 | - | - | 5 |
| Ramy Touchan | 5 | 1 | - | - | 5 |
| Craig Thomson | 6 | 1 | - | - | 6 |
| Edvin Jurisevic | 7 | 1 | - | - | 7 |
| Sorin Stoica | 7 | 1 | - | - | 7 |
| Chris Penso | 7 | 1 | - | - | 7 |
| Drew Fischer | 7 | 1 | - | - | 7 |
| Kevin Stott | 8 | 1 | - | - | 8 |
| Ismail Elfath | 9 | 1 | - | - | 9 |
| Baldomero Toledo | 9 | 1 | - | - | 9 |
| Hilario Grajeda | 9 | 1 | - | - | 9 |
| Alan Kelly | 10 | 1 | - | - | 10 |
P = Matches played,
C = Cards .