1. 1. DBT sponsored "Design and physico-chemical studies of thermoreversible gels: Towards controlled release of substrates" 2009-2012, 38.88 lakhs. (Collaborator: Prof. A.K. Mishra, Dept Chemistry, IIT Madras)
2. DBT, India sponsored "Chromium removal from tannery effluent through microbial bioremediation" Apr 2004 - Mar 2007, Rs.13.71/- lakhs. (Collaborators: Dr. Lgy Philip, Dept. Civil Engg., IIT Madras and Prof. T. Swaminathan, Dept. Chem. Engg., IIT Madras)
3. DST - SERC Fast Track sponsored "Development of recombinant microbial strains for conversion of biomass to ethanol" Oct 2002 - Sep 2005, Rs.11,4/- lakhs.