Vijay Chauhan

Along with younger sibling Raj and cousin Sharad, he controls family's cookies and confectionery giant Parle Products, whose Parle-G glucose biscuit is the world's biggest brand by volume. Its other popular brands are Monaco, KrackJack, Hide & Seek, Mango Bite and Poppins. The $1.3 billion (estimated revenues) company was cofounded by his late father Kantilal Chauhan as a confectionery maker in 1929 in Mumbai. Today, son Ajay and nephews Arup and Samar are running operations at the privately held firm, which has 10 factories, 100 contract manufacturers and sells in 40 countries.