| Year | Chairmen | Presidents |
| 1939 - 1940 | P. Porter | |
| 1940 - 1947 | P. Porter | R. Payne |
| 1947 - 1954 | P. Porter | |
| 1955 -1956 | W.J. Thorn | P. Porter |
| 1957 - 1962 | J. Milson | |
| 1963 | E. Peaston | H. Abbott |
| 1964 | R. Jones | |
| 1965 - 1967 | R. Catchpole | |
| 1968 - 1970 | F.E. Smith | |
| 1971 - 1976 | G. Higgins | |
| 1977 - 1980 | C.C. Jeffree | |
| 1981 - 1987 | A.C. Pegrum | |
| 1988 - 1996 | Mrs. J. Telkman | |
| 1996 - 2001 | B. Smith | |
| 2001 onwards | C.C. Jeffree |