| Past Secretary as of 2003 | ||
| sl.no | Secretary | No. of years |
| 1 | Sri. K. Subramania Iyer 1958 to 1967,1975to 78, 1983-85 |
17 |
| 2 | Sri. V. Rajagopalan 1968 |
1 |
| 3 | Sri. K. Srinivasan 1969 to 1973, 1979 to 1981, 1986 |
9 |
| 4 | Sri. D.S. Krishnamurthy 1987, 1990 to 1992, 1997,1998 |
6 |
| 5 | Sri. V.S. Rajagopal 1982 |
1 |
| 6 | Sri. N.S. Venkataraman 1988,1989,1993,1995 |
3 |
| 7 | Sri.K . Ramamurthy 1994 |
1 |
| 8 | Sri. V. Pandurangan 1996 |
1 |
| 9 | Sri. A.V Raman 1999- 2001 |
3 |
| 10 | Sri. V. Balasubramanian 2002 |
1 |
| 11 | Sri. S.V Ramaswamy 2003 |
1 |
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