IOC Indian Oil Corporation Ltd Management Changes Announcement 2023 - Retirement Dr. S.S.V. Ramakumar, Director (Research and Development), has superannuated from the services of the Company on 31 July 2023 and hence ceased to be a Director of the Company w.e.f. 1 August 2023..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Indian Oil Corporation Ltd