| Dave Arnold | 4 | 9 | From 03/20/19 to 04/03/19 |
| Eric Krebs | 4 | 8 | From 03/06/19 to 04/15/19 |
| John Mahnken | 4 | 4 | From 03/11/19 to 03/30/19 |
| Doug Paul | 4 | 4 | From 04/13/19 to 05/09/19 |
| Michael Marksz | 3 | 5 | From 03/20/19 to 04/01/19 |
| Michael Marksz | 3 | 5 | From 04/22/19 to 05/13/19 |
| Travis Hubbard | 2 | 5 | From 04/01/19 to 04/15/19 |
| Ryan Morrow | 2 | 4 | From 03/06/19 to 03/13/19 |
| Jerry Eng | 2 | 4 | From 03/06/19 to 03/30/19 |
| Rick Niles | 2 | 4 | From 03/30/19 to 04/01/19 |