Shri T.S.Krishnan took charge as Acting Director of CLRI from 1984. He obtained his B.Sc. (Tech.) in Leather Technology from A.C.Tech., Chennai after graduating in Chemistry. He underwent advanced training in light leather manufacture in France.

He joined CLRI in 1954 and was carrying out R & D work in developing processes for different types of exportable leathers under indigenous conditions. He made substantial contribution to the Indian Leather Industry to switch over to finished leathers from E.I. and wet blue hides and skins
He served as UNIDO Expert for 8 months in 1976 in Yemen. He also served as UNIDO Training consultant in Tanzania during 1981-83.