3. Anu Aga
Rank: 86
Net worth $730 million (As of October 2013)
Age: 71
Source of Wealth: Engineering, inherited and growing
Residence: Pune, India
Country of Citizenship: India
Education: Bachelor of Arts / Science, Bombay University
Marital Status: Widowed
Children: 1
Forbes ranked Anu Aga of Thermax 86th on the list with a net worth of $730 million. Anu Aga saw her fortune, derived from family's 62% stake in engineering firm Thermax. Aga meanwhile dedicates herself to social causes, notably in education, and is also a nominated member of parliament.