Incumbency of Chairman & General Secretary
| Period | Chairman | General Secretary |
| 1976-78 | Mr.K.V Nair | Mr. K.S.Suryanarayanan |
| 1978-80 | Mr.K.S.Raman | Mr.K.V.Ramaswami |
| 1980-82 | Mr.Suryanarayanan | Mr.P.A.Kuttan |
| 1982-84 | Dr. K.P. Govindan | Mr. E.J. Chacko |
| 1984-86 | Dr. K.P. Govindan | Mr. E.J. Chacko |
| 1986-88 | Dr. K.P. Govindan | Mr. E.J. Chacko |
| 1988-90 | Mr. K.S. Nair | Mr. P.A. Kuttan |
| 1990-91 | Mr. K.S. Nair | Mr. P.A. Kuttan |
| 1991-93 | Mr. M.R.R Pillai | Mr. K. S. Kumar |
| 1993-94 | Mr. M.R.R Pillai | Dr. V.P. Mohandas |
| 1994-96 | Mr. K.S. Suryanarayanan | Mr. V.S Pillai |
| 1996-98 | Mr. K.S. Suryanarayanan | Mr. V.S Pillai |
| 1998-00 | Dr. V.P. Mohandas | Mr. K. Rajagopalan |
| 2000-02 | Dr. V.P. Mohandas | Mr. V.N. Pillai |
| 2002-04 | Mr. K.S. Suryanarayanan | Mr. V.N. Pillai |
| 2004-06 | Dr. V.P. Mohandas | Mr. V.N. Pillai |
| 2006-08 | Dr. V.P. Mohandas | Mr. V.N. Pillai |
| 2008-10 | Dr. V.P. Mohandas | Mr. D. Thankachan |
| 2010-12 | Dr. V.P. Mohandas | Mr. D. Thankachan |
| 2012-15 | Mr.Sunil Narayan | Mr. A. G. Menon |
| 2015-18 | Mr.Sunil Narayan | Mr. Ajit G. Menon |
