Rank 4 | Dilip Shanghvi
Dilip Shanghvi (above), with a personal wealth of $8.5 billion, comes next. Mr. Shanghvi is the founder and managing director of Sun Pharmaceuticals, India's fifth-largest drug maker.
Rank 5 | Pallonji Mistry
Pallonji Mistry, chairman of construction firm Shapoorji Pallonji Group, comes next with a personal wealth of $7.9 billion. Mr. Mistry owns 18.4 per cent stake in Tata Sons, making him the single largest shareholder in the group. His son Cyrus is the deputy chairman of the conglomerate and will succeed Ratan Tata in December.