| Howard Helscher | 1948 | John Locher | 1949 |
| Ray Moore | 1950 | Harvey Lynch | 1951 |
| Dr. L.G. Carrigg | 1952 | L.W. Woolfolk | 1953 |
| Dr. Hoyt Thomas | 1954 | Frank Callahan | 1955 |
| W.J. Morf | 1956 | Dan Schwitters | 1957 |
| George Novak | 1958 | Dr. James Manville | 1959 |
| Earl Logan | 1960 | Leo LeFebure | 1961 |
| John Sagers | 1962 | Charles Rohde | 1963 |
| Jack Heins | 1964 | Joe Frederick | 1965 |
| Gerald Ovel | 1966 | Beryl Starbuck | 1967 |
| James Wilcox | 1968 | Larry Bjornsen | 1969 |
| Bud Kessler | 1970 | Ralph Kuehl | 1971 |
| Bob Gloe | 1972 | Bill Ramstad | 1973 |
| Jerome W. Hall | 1974 | Jerome W. Hall | 1975 |
| Frank W. Pfaff | 1976 | Frank W. Pfaff | 1977 |
| George R. Ludlow | 1978 | David A. Bey | 1979 |
| J.B. Rehnstrom | 1980 | James A. Nowak | 1981 |
| Larry J. Sovern | 1982 | Donald L. Allebach | 1983 |
| Frank A. Davey | 1984 | Richard L. McBride | 1985 |
| Harry J. Whitehead | 1986 | Gary Ernst | 1987 |
| Gary Collins | 1988 | Michael Denney | 1989 |
| D.J. Aanestad | 1990 | James H. Struve | 1991 |
| John Robertson | 1992 | Richard Salat | 1993 |
| Roger Lemke | 1994 | Dwight Kuster | 1995 |
| Barrie Ernst | 1996 | David Ekland | 1997 |
| Randall Brunson | 1998 | Bradley Canfield | 1999 |
| Greg Harvieux | 2000 | Ron Hammerberg | 2001 |
| Pat Courtney | 2002 | Curt Nelson | 2003 -2004 |
| Thomas C. Slattery | 2005-2006 | David Baker | 2007-2008 |
| Larry Erb |
2009-2010 | Steve Schoenauer | 2011-2012 |
| Thomas M. Slattery | Present |