Many Indian billionaires are running their business empires with the help of their family members. They involved their children in their companies to expand their empire. One such person who is working in her father's billion-dollar business is Vanisha Mittal Bhatia. She is the daughter of Indian steel magnate Lakshmi Mittal, executive chairman of ArcelorMittal, the world's largest steel and mining company by output. The company is headquartered in Luxembourg City with around USD 68 billion revenue.