Net worth: $10.4 billion
Age: 68
Territory: Hong Kong
Industry: Real estate
Source of wealth: Inherited
Net worth year-over-year change: Down $1.36 billion in the last year.
Thomas Kwok served as chairman of Hong Kong's largest real estate developer, Sun Hung Kai Properties, until 2014. The company was founded by his father, Kwok Tak-Seng, who died in 1990. Kwok and his two brothers inherited the company. Kwok owns about 18% of Sun Hung Kai, which made $10.9 billion in the first half of 2019.
Kwok and his brother, Raymond, were arrested in 2012 for suspected bribery, BBC reported. While Raymond was cleared of the charges in 2014, Kwok was sentenced to five years in jail but was released after serving about three, Forbes reported in 2019.