The parent company is Tata Sons, which is the main holding company of the Tata Group.
About 65% of the stock in these companies is owned by various Tata family charitable trusts, mainly the Ratan Tata Trust and the Dorab Tata Trust.
Approximately 18% of the shares are held by the Pallonji Mistry family, and the rest by various Tata sons.
The Tatas are a Parsis family and originally came to Mumbai from Navsari in the state of Gujarat.
The founder of the family's fortune was Jamshedji Tata.