Dr Sekar has been a member of the Science Advisory Council to the Prime Minister during Shri Rajiv Gandhi’s tenure. He has also been a member of the governing council of the Council of Scientific and Industrial Research (CSIR) and a founder director of the Technology Information Forecasting and Advisory Council (TIFAC).
Dr Raha has been a Trustee and Executive Council member of the Nehru Trust for Cambridge University. He has served on the board of ICI and has also been the Secretary General of the Rajiv Gandhi Foundation.