These 30 Under 30 Alums Are Now Billionaires: How They Built Their Fortunes
- Posted on November 30, 2025
- By Forbes
- 1 Views
These 30 Under 30 Alums Are Now Billionaires: How They Built Their Fortunes

A look at the 46 Under 30s who turned their startups into billion-dollar fortunes—Sam Altman, Alexandr Wang, Taylor Swift and more.