David Allen Reed
Henry S. Lee
Charles S. Barrows
Laurence L. Doggett
Albert Z. Mann
(Acting President)
Ernest M. Best
Paul M. Limbert
Thornton W. Merriam
(Acting President)
Donald C. Stone
Wesley F. Rennie
(Interim President)
Glenn A. Olds
Wilbert E. Locklin
Frank S. Falcone
Randolph W. Bromery
Robert N. Aebersold
(Interim President)
Richard B. Flynn

1885-1891
1891-1893
1893-1896
1896-1936
1936-1937

1937-1946
1946-1952
1952-1953

1953-1957
1957-1958

1958-1965
1965-1985
1985-1991
1991-1998

1998-1999
1999-2013