Five Richest Indians: (Clockwise from top) Lakshmi Mittal, Azim Premji, K.P. Singh, Anil Ambani and Mukesh Ambani. Steel tycoon Lakshmi N. Mittal, owner of the world’s largest steel group, ArcelorMittal, has topped the Indian rich list for the fourth year in a row, beating the Reliance brothers - Mukesh and Anil Ambani - with a wealth of $51 billion, popular business and lifestyle magazine Forbes said.


