#10. Micky Arison
Net Worth: $7.3 billion
Country of Origin: Israel
Company: Carnival Corp (NYSE:CCL)
Arison emigrated from Israel in the 50’s, and spent more than 30 years serving as CEO at the company his father had co-founded, helping it become the largest cruise ship operator in the world. While he stepped down from the role in 2013, he remains the Chairman of the Board at Carnival, and now owns the NBA’s Miami Heat.