Joseph Tsai

Net Worth: $13.3 Billion

Chinese Name: 蔡崇信

Ancestral Home: Zhejiang

Age: 62

Nationality: Canadian

Main Industries: E-commerce, Technology

Co-founder and Executive Vice Chairman of Alibaba Group, which he joined in 1999 after quitting a $700,000-a-year private equity job to work for no salary. Born in Taiwan and educated at Yale Law School, Tsai served as Alibaba's chief financial officer for over a decade before becoming vice chairman in 2013 . He led negotiations for most of Alibaba's early funding rounds, including the $20 million investment from SoftBank, and orchestrated dozens of acquisitions. His stake in Alibaba has made him one of the world's wealthiest individuals, and he remains a key strategic voice at the company.