POWERGRID Power Grid Corporation of India Ltd Investments/Divestments Announcement 2023 - Commissioning POWERGRID Ramgarh Transmission Limited, a subsidiary of POWERGRID, has successfully commissioned the Transmission system strengthening scheme for evacuation of power from solar energy zones in Rajasthan..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Power Grid Corporation of India Ltd