| YEAR | NAME |
| 1875 | SHRI R.B. SANYAL |
| 1908 | SHRI B.K. BOSE |
| 1930 | SHRI S. GANGULI |
| 1935 | SHRI N.N. BANERJEE |
| 1939 | SHRI R.N. BOSE (OFFg) |
| 1941 | KHAN SAHIB S.M. YAKUIB KHAN |
| 1949 | DR. R.K. LAHIRI, M.Sc., G.V.Sc. |
| 1964 | SHRI S.N. CHAJTERJEE, M.Sc., OFFg |
| YEAR | NAME |
| 1965 | DR. R.K. LAHIRI, M.Sc., G.V.Sc. |
| 1968 | SHRI S.N. CHATTERJEE, M.Sc., OFFg |
| 1970 | SHRI S.S. MONDAL, IFS |
| 1975 | DR A.N. GUHA, G.V.Sc. |
| 1980 | SHRI A.K. DAS, M.Sc. |
| 1.09.01 | DR. S.K.CHAUDHURI |
| 27.6.03 | DR.S.K.CHAUDHURI, M.Sc., Ph.D, OFFg |
| 10.8.09 | SHRI RAJU DAS, IFS |
| 25.7.11 | DR.S.K.CHAUDHURI, M.Sc., Ph.D. |
| 01.12.11 | SHRI SOUMITRA DASGUPTA IFS |
| 13.12.11 | SHRI ROHIT TIWARI, IFS |
| 16.04.12 | SHRI NIRAJ SINGHAL, IFS |
| 01.09.12 | DR.KL.GHOSH, IFS |
| 13.06.13 | SHRI V.K. YADAV, IFS |
| 12.08.13 | DR K.L. GHOSH, IFS |
| 16.10.15 | ASIS KUMAR SAMANTA, IFS |
| 01.12.22 | SHRI TAPAS DAS, IFS |
| 01.10.23 | SHRI SHUBHANKAR SENGUPTA, IFS |
