| Trainer | Starts | Wins | Win % | |||
| Jose Silva, Jr. | 15 | 7 | 47 | |||
| Steven Miyadi | 25 | 11 | 44 | |||
| Lacey Gaudet | 17 | 7 | 41 | |||
| George Weaver | 26 | 10 | 38 | |||
| Michael W. McCarthy | 25 | 9 | 36 | |||
| Michael V. Pino | 17 | 6 | 35 | |||
| Juan Pablo Silva | 37 | 13 | 35 | |||
| Danny Gargan | 26 | 9 | 35 | |||
| Jeff Mullins | 21 | 7 | 33 | |||
| Jeffrey A. Radosevich | 21 | 7 | 33 | |||
| Brandon L. Kulp | 31 | 10 | 32 | |||
| Todd W. Fincher | 16 | 5 | 31 | |||
| Jeff C. Runco | 42 | 13 | 31 | |||
| Timothy C. Kreiser | 47 | 14 | 30 | |||
| Kelli Martinez | 74 | 22 | 30 | |||
| Jonathan Wong | 91 | 27 | 30 | |||
| Nancy Summers | 17 | 5 | 29 | |||
| Sergio Morfin | 24 | 7 | 29 | |||
| Justin R. Evans | 45 | 13 | 29 | |||
| William E. Morey | 21 | 6 | 29 | |||
| Joel H. Marr | 18 | 5 | 28 | |||
| Juan C. Vazquez | 18 | 5 | 28 | |||
| Scott E. Young | 94 | 26 | 28 | |||
| Brad H. Cox | 113 | 31 | 27 | |||
| Wayne Potts | 22 | 6 | 27 | |||
| Greg Tracy | 22 | 6 | 27 |
