6. Sunil Mittal
50. Married, 3 children
Derives fortune from Bharti Airtel, which he cofounded with 2 brothers and built into country’s largest mobile phone operator, with 50 million customers. Also has interests in insurance with Axa ; fruits, vegetables with Del Monte Pacific and the Rothschild family; retail venture withWal-Mart.
5. Azim Premji
62. Married, 2 children
Runs technology giant Wipro , which gets 80% of its $3.5 billion sales overseas. Stock hit lately by appreciating rupee. Unfazed, acquired outsourcing firm Infocrossing ; bought Southeast Asian personal care products outfit Unza; opened software development center in Mexico. Son Rishad, Harvard Business School grad, started at Wipro in July, setting off speculation about succession plans.