35. KENDRA SCOTT

$800 million  SOURCE: Jewelry AGE: 47 • RESIDENCE: Austin, TX SELF-MADE SCORE:  In February, Scott stepped down as CEO of her eponymous jewelry business, which she launched out of a spare bedroom in 2002. She remains executive chairwoman of the company, which has more than 100 stores. During the pandemic, stores shut down temporarily, but online sales helped compensate. Revenue in 2020 was an estimated $360 million.