14. Ingvar Kamprad
Company: IKEA
Net Worth: $3.4 billion*
We all have been to IKEA at some point or another, and, chances are, your home or apartment has at least some of what IKEA sells in it. The company is known for its stylish, affordable, put-it-together-yourself furniture and home goods. IKEA was founded by Ingvar Kamprad, who turned the company into a billion-dollar business.
Ingvar Kamprad @Amana_Market / Twitter.com
Kamprad is worth over $3 billion, and IKEA rakes in nearly $44 billion in sales per year. Kamprad was just seventeen years old when he founded IKEA, and he is known for not only being media-shy and notoriously private, but also for being very frugal with his money.