MTNL Mahanagar Telephone Nigam Ltd Management Changes Announcement 2024 - Management Change Dr. Kalyan Sagar Nippani has been assigned to take over the role of Director (HR & EB) at MTNL for three months starting from October 1, 2024, following the cessation of Shri Sandeep Govils additional charge as of September 30, 2024..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Mahanagar Telephone Nigam Ltd