Clark Atkinson: January 2008 - April 2009; April 2009 - April 2013.

Brenda Brock:  April 2010 - April 2014.

Chuck Keller: January 2008 - August 2008; August 2008 - April 2012.

Bill Milius: April 2009 - April 2012.

Dale Reece: April 2004 - April 2006; April 2006 - April 2010; April 2010 - April 2014.

Janice Rohr: April 2009 - April 2013.

Lynne Sorlye:  April 2010 - April 2014.