Check out America’s 10 richest entrepreneurs under 40

Forbes released their 40 under 40 list earlier this year, revealing the top 40 wealthiest entrepreneurs in America under the age of 40.

Techies dominate the list, with Facebook’s Mark Zuckerberg taking the top spot. Facebook actually provides 3 members of the top 10, with other tech companies such as WhatsApp, Uber and Airbnb taking other spots. Only one woman, Elizabeth Holmes, appears in the entire list, taking a top 10 position for her blood testing company Theranos.

Check out the top 10 here, and head to Forbes to see the full 40.

1. Mark Zuckerberg – Facebook

2. Dustin Moskovitz – Facebook

3. Jan Koum – WhatsApp

4. Garrett Camp – Uber Technologies

5. Travis Kalanick – Uber Technologies

6. Elizabeth Holmes – blood testing

7. Nathan Blecharczyk – Airbnb

8. Brian Chesky – Airbnb

9. Joe Gebbia – Airbnb

10. Sean Parker – Facebook

Now what?