13) Rodney Sacks (Net worth: $1.5 billion)

This 65-year-old self-made billionaire is the chairman and CEO of Monster Beverage, a company that manufactures energy drinks, natural soft drinks and fruit drinks. He has been the chairman of the company since 1990.

11) Evan Spiegel and Bobby Murphy (Net worth: $1.5 billion each)

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Stanford students Evan Spiegel, Bobby Murphy and Reggie Brown developed photo messaging application Snapchat. The company is valued at around $15 billion. Chinese e-commerce giant Alibaba invested $200 million in the company recently.