Kathy Fields

Kathy Fields, a dermatologist, teamed up with Katie Rodan, a competent doctor, to launch Rodan & Fields, a cutting-edge beauty products business. The Proactiv Solution is the company's most well-known product, which is also promoted by a celebrity.

Rodan and Fields is a direct-to-consumer company that has increased revenue by 70% year over year. The collaborators have written two books, been featured in journals, and appeared on television, and the company hopes to expand overseas. Kathy is worth 320 million dollars.