(title has changed from President to Chair at various times)
| E. B. Aldrich (deceased) |
1948-1951 | ||
| Albert Bauer (deceased) |
1951-1955 | ||
| Claude F. Palmer (deceased) |
1955-1957 | ||
| Marion T. Weatherford (deceased) |
1957-1962 | ||
| Charles W. Fox (deceased) |
1962-1965 | ||
| W. Del Ball (deceased) |
1965-1966 | ||
| H. Frank Ramsey (deceased) |
1966-1969 | ||
| John S. Brandis (deceased) |
1969-1971 | ||
| Gilbert M. Bowe (deceased) |
1971-1973 | ||
| Ralph D. Floberg (deceased) |
1973-1975 | ||
| Hilbert S. Johnson (deceased) | 1975-1977 | ||
| Lyman E. Seely (deceased) | 1977-1979 | ||
| N. B. Guistina (deceased) |
1979-1981 | ||
| Gene D. Knudson (deceased) |
1981-1983 | ||
| H. Dean Papé (deceased) |
1983-1985 | ||
| L. W. Buell | 1985-1987 | ||
| John B. Fenner | 1987-1988 | ||
| Don H. Wake | 1988-1989 | ||
| C. W. "Bill" Knodell | 1989-1990 | ||
| Samuel C. Wheeler | 1990-1991 | ||
| Norbert. J. Wellman | 1991-1992 | ||
| Kenneth R. Poorman | 1992-1993 | ||
| Tom F. Hartung (deceased) | 1993-1994 | ||
| Martin N. Kelley | 1994-1995 | ||
| Joan D. Austin | 1995-1996 | ||
| Keith R. McKennon | 1996-1997 | ||
| Dwayne L. Foley | 1997-1998 | ||
| Cecil Drinkward | 1998-2000 | ||
| Margaret "Peggy" Wood | 2000-2001 | ||
| Thomas J. Usher | 2001-2002 | ||
| Duane McDougall | 2002-2003 | ||
| William V. Humphreys | 2003-2004 | ||
| James H. Rudd | 2004-2006 | ||
| Mark J. Kralj | 2006-2007 | ||
| Darald "Darry" W. Callahan | 2007-present |