13. Hiroshi Mikitani
Company: Trust Co Ltd.
Stake Value: $234,488
Percent of Total Net Worth: Negligible
Total Wealth: $5.87 billion
Location: Nagoya, Japan
Segment: Automotive retail
Mikitani, 54, amassed the bulk of his wealth after he founded Rakuten, Japan’s largest cybermall, which boasts more than 1.2 billion users worldwide. He qualifies for this list by virtue of his share of Trust Co Ltd., an exporter of used vehicles. Mikitani is a music lover and chairman of the Tokyo Philharmonic Orchestra.
14. Margaretta Taylor
Company: Cox Automotive
Stake Value: $1,150,111,876
Percent of Total Net Worth: 21.6%
Total Wealth: $5.18 billion
Location: Atlanta
Segment: Automotive services
Taylor, 77, is the granddaughter of James Cox and the cousin of James Kennedy, who runs Cox Enterprises. She owns roughly 16% of the family business, which owns Kelley Blue Book and Autotrader.com, among other brands.
15. James Cox Chambers
Company: Cox Automotive
Stake Value: $1,150,111,876
Percent of Total Net Worth: 21.6%
Total Wealth: $5.18 billion
Location: Atlanta
Segment: Automotive services
Chambers, 62, is the cousin of James Kennedy, who runs Cox Enterprises. He owns 16% of the company. He’s also an organic farmer in Columbia County, N.Y.
16. Katharine Rayner