DR DS Kothari SA to RM and DG DRDO (12.07.1948 – 18.03.1961)		Prof. S Bhagavantham SA to RM and DG DRDO (01.07.1961 – 13.10.1969)
	Dr BD Nagchaudhuri SA to RM & DG DRDO (01.07.1970 – 01.07.1974)		Prof. MGK Menon SA to RM & DG DRDO [17.08.1974 – 10.07.1978]
	Dr Raja Ramanna SA to RM & DG DRDO [10.07.1978 – 15.02.1982]		Dr VS Arunachalam SA to RM, DG DRDO & Secretary, Department of Defence R&D [15.02.1982 – 10.07.1992]
	Dr APJ Abdul Kalam SA to RM, DG DRDO & Secretary, Department of Defence R&D [10.07.1992 – 29.12.1999]		Dr VK Aatre SA to RM, DG DRDO & Secretary, Department of Defence R&D [29.12.1999 – 31.08.2004]
	Shri M Natarajan SA to RM, DG DRDO & Secretary, Department of Defence R&D [01.09.2004 – 31.08.2009]		Dr VK Saraswat SA to RM, DG DRDO & Secretary, Department of Defence R&D [01.09.2009 – 31.05.2013]
	Dr Avinash Chander SA to RM, DG DRDO & Secretary, Department of Defence R&D [01.06.2013 – 31.01.2015]		Dr S Christopher Chairman, DRDO & Secretary, Department of Defence R&D [29.05.2015 – 28.05.2018]