Tata Sons is the promoter company of the Tata group. Established as a trading company by Jamsetji Tata in 1868, it evolved into the custodian of the Tata companies that were to follow.

About 66 per cent of the equity capital of Tata Sons is held by philanthropic trusts endowed by the members of the Tata family. Tata Sons hold the bulk of the equity owned by the group in the share capital of its key companies. The chairman of Tata Sons is traditionally regarded as the group chairman. The current group chairman is Mr. Ratan N. Tata.

The company is the owner of the Tata name and the Tata trademarks that are registered in India and several other countries and are used by all Tata companies in relation to their products and services.

• To maintain shareholding in main operating companies
• To invest in operating companies to facilitate growth
• To promote the group's entry into new businesses