12. Michael Bloomberg – $82 billion
Former New York mayor for 12 years, Michael Bloomberg is ranked 12th on the list of the richest people in the entire world. Michael Bloomberg is a politician and successful businessman. He’s also an author and philanthropist. Bloomberg LP is a financial media company founded by the co-founder, Michael Bloomberg. He began his career on Wall Street in 1966, at an investment firm. His philanthropic efforts include fighting against climate change and gun control. In 2020, he ran and competed against Donald Trump, the former US President.