MTNL Mahanagar Telephone Nigam Ltd Management Changes Announcement 2023 - Appointment of Director Shri Sandeep Covil has been appointed as a Director (HR & EB) of Mahanagar Telephone Nigam Limited (MTNL) for a period of three months starting from 01.10.2023..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Mahanagar Telephone Nigam Ltd