he was expected to rejoin his two older brothers at the family firm, Tan Chong Motors. Instead, the youngest Tan, now 33, decided to strike out on his own with a mobile taxi app developed for a school business-plan contest. His mother was one of the original angel investors; his father, Tan Heng Chew (No. 16 on the 2015 richest Malaysians list), wasn’t. The apple didn’t fall too far from the tree, though. Anthony says he was inspired by his entrepreneurial grandfather, Tan Yuet Foh, who was a Kuala Lumpur taxi driver before building the multinational auto sales-and-assembly empire.