Clemente Del Vecchio (Italy)

19 years old, net worth $3.9 billion

Kim Jung-youn (South Korea)

19 years old, net worth $1.3 billion

Kevin David Lehmann (Switzerland)

21 years old, net worth $2.5 billion

Kim Jung-min (South Korea)

21 years old, net worth $1.3 billion

Gustav Magnar Witzoe (Norway)

24 years old, net worth $5.4 billion