| 2018-2020 | Toru Tagawa |
| 2016-2018 | Jonathan Swartz |
| 2014-2016 | Theodore Buchholz |
| 2012-2014 | Shelly Rich |
| 2010-2012 | Terry Alexander |
| 2008-2010 | Janice McDivitt |
| 2006-2008 | Ann Williams |
| 2004-2006 | Donald Hamann |
| 2002-2004 | Marna Bowling |
| 2000-2002 | Carol Matthusen |
| 1998-2000 | Claire Gordon |