N Chandrasekaran resigned as the director and chairman of Tata Chemicals on 29 May, 2025, due to his existing and future commitments.S. Padmanabhan, an existing director, has been appointed as the new chairman of Tata Chemicals, effective from 30 May, 2025.Chandrasekaran has been the chairman of the Tata Group since 2017 and holds several other prominent positions in various organizations.Modan Saha, leading initiatives at Tata Sons, has been named as an additional director on the board of Tata Chemicals effective from 28 May, 2025.