| C.W. McNary |
1919 – 1921 |
| John Watson Ray |
1921 – 1939 |
| E. Edwin Coon |
1939 – 1946 |
| Harold Leberman |
1946 – 1958 |
| Edward R. Abramoski |
1959 – 1967 |
| Henry M. Narducci |
1967 |
| Viola E. Andrews |
1968 – 1982 |
| John Danowski |
1982 – 1988 |
| Rupert Stadtmiller |
1988 – 1989 |
| John Danowski |
1989 – 1993 |
| Helen Jackson |
1993 – 1999 |
| Dr. John F. Linden |
1999 – 2000 |
| Anthony LaRocco |
2000 – 2004 |
| Carla Johnson |
2004 – 2005 |
| Thomas James, Co-Principal |
2005 - 2006 |
| Nancy Sadaly, Co-Principal |
2005 – 2007 |
| Patrick DiPaolo, Co-Principal |
2006 - 2007 |
| Patrick DiPaolo, Principal |
2007 - 2009 |
| James Smith |
2009 - 2014 |
| Jill Crable |
2014 - 2017 |
| Scherry Prater |
2017 - Present |