AUGUST 31 is the day the last of the titans of the Tata group will be moving out from active corporate executive life. Ajit Baburao Kerkar, 65, will retire as managing director of Indian Hotels Company Ltd (IHC) which owns the Taj chain of hotels. Kerkar will be retiring after 37 years in the company, about 27 as managing director and well over a decade as chairman and managing director. Even as the executive powers of managing director will be handed over to a successor, Kerkar will continue as chairman.