Age when their business started:

Bill Gates: 19
Mark Zuckerberg: 19
Debbi Fields: 20
Walt Disney: 21
Steve Jobs: 21
Jeff Bezos: 30
Charles Schwab: 34
Oprah Winfrey: 32
Estée Lauder: 38
Henry Ford: 39
Vera Wang: 40
Sam Walton: 44
Arianna Huffington: 55
Colonel Sanders: 62

— Jon Erlichman (@JonErlichman) August 13, 2022