14. Dhruv Sawhney
Global Rank: 2481
Net Worth: $1.6 B
Age: 81
Citizenship: India
Industry: Construction & Engineering
Cambridge-educated engineer and Wharton graduate, Dhruv Sawhney joined his uncle's floundering engineering and sugar firm and turned it around. Eventually, he took charge of his father's sugar interests as well and merged the two businesses into Triveni Engineering and Industries. Triveni produces sugar and liquor and also has a power transmission business. He also owns listed Triveni Turbine, which makes turbines for the power sector. His older son Tarun runs Triveni Engineering, while younger son Nikhil runs Triveni Turbine.