1. Mark Zuckerberg [ Facebook ] 23 years old | $700M
2. Andrew Gower [ Runescape ] 28 years old | $650M
3. Blake Ross and David Hyatt [ Mozilla ] 22 years old | $120M
4. Chad Hurley [ Youtube ] 30 years old | $85M
5. Angelo Sotira [ Deviant ART ] 26 years old | $75M
6. John Vechey [ PopCap Games ] 28 years old | $60M
7. Alexander Levin [ WordPress ] 23 years old | $57M
8. Jake Nickell [ Threadless ] 28 years old | $50M
9. Sean Belnick [ Biz Chair ] 20 years old | $42M
10. Kevin Rose [ Digg ] 30 years old | $31M
11. Ryan Block [ Engadget ] 25 years old | $20M
12. Aodhan Cullen [ Stat Counter ] 24 years old | $18M
13. Tom Fulp [ Newgrounds ] 29 years old | $15M
14. Rishi Kacker and Matt Pauker [ Voltage ] 24 years old | $12M
15. Markus Frind [ Plenty of Fish ] 29 years old | $10M
16. Catherine and David Cook [ My Year Book ] 17 & 19 years old | $10M
17. Fredrik Neij [ The Pirate Bay ] 28 years old | $10M
18. David Hauser & Siamak Taghaddos [ GotvMail ] 24 years old | $8M
19. Jermaine Griggs [ Hear and Play ] 23 years old | $5M
20. Jay Westerdal [ Domain Tools ] 29 years old | $5M