2007-Present - Mike Linde, Van Meter
2004-07 - Mike Hansen, Lake Mills
2002-04 - Kevin Pederson, LeMars
1998-02 - Dan Delaney, Mason City
1987-98 - David Stover, Charles City
1986-87 - Julie Ostrander
1985-86 - Randy Bates
1969-85 - George Long, Urbandale