Austen Cargill, II.

Austen Cargill II is one of 14 billionaire heirs to Cargill, the family business where he served as a vice president until retiring in 2001. His great-grandfather, W.W. Cargill, founded the business as a single grain warehouse on the end of an Iowa railroad line in 1865.The family still owns roughly 90% of Cargill, which did $115 billion in 2018 sales across food, agriculture, financial and industrial divisions.Before becoming a Cargill executive, Austen earned a Ph.D. and worked as a marine biologist for the company.