Net worth: $219 Billion (Tesla, SpaceX)

Net worth: $219 Billion (Tesla, SpaceX)

1. Elon Musk

1. Elon Musk

2. Jeff Bezos

2. Jeff Bezos

Net worth: $177 billion (Amazon)

Net worth: $177 billion (Amazon)

3. Bill Gates

3. Bill Gates

Net worth: $129 billion (Microsoft)

Net worth: $129 billion (Microsoft)

4. Warren Buffett

4. Warren Buffett

Net worth: $118 billion (Berkshire Hathaway)

Net worth: $118 billion (Berkshire Hathaway)

Net worth: $111 billion (Google)

Net worth: $111 billion (Google)

5. Larry Page

5. Larry Page

Net worth: $107 billion (Google)

Net worth: $107 billion (Google)

6. Sergey Brin

6. Sergey Brin

Net worth: $106 billion (Software)

Net worth: $106 billion (Software)

7. Larry Ellison

7. Larry Ellison

Net worth: $91.4 billion (Microsoft)

Net worth: $91.4 billion (Microsoft)

8. Steve Ballmer

8. Steve Ballmer

Net worth: $82 billion (Bloomberg LP)

Net worth: $82 billion (Bloomberg LP)

9. Michael Bloomberg

9. Michael Bloomberg

Net worth: $67.3 billion (Facebook)

Net worth: $67.3 billion (Facebook)

10. Mark Zuckerberg

10. Mark Zuckerberg