1) Walton family (Net worth: $149 billion)
The Walton family is the richest family in the US. It controls Walmart, the largest retailer in the world. Walmart has come a long way since it was founded by Sam Walton and his brother James in a small town in 1962. Today, together, six members of the Walton family own around 54 percent of the retail giant. Various controversies (like Mexican bribery scandal and employee payment issues) have not impacted Walmart’s sales. It generated $486 billion in revenue in fiscal year 2015.
2) Mars Family (Net worth: $80 billion)
Siblings John, Forrest Jr. and Jacqueline own 100 percent of world’s largest candy company ($33 billion in sales) Mars. They inherited the business in 1999 when their father Forrest Sr. passed away. Even though all of them are on the board of the company, they have no daily role.
3) Cox family (Net worth: $34.5 billion)
James M. Cox bought the Dayton Evening News way back in 1898. Over the decades, the business has expanded to include television, radio and much more. Cox Enterprises includes Cox Media Group (television, news papers and radio stations) and Cox Communications (broadband and cable television).
4) Pritzker family (Net worth: $30 billion)
The Pritzker family is a powerful family in Chicago. They made their fortune in the hospitality industry through smart investments. Pritzker family created Hyatt Hotels. They spent the first decade of the current century fighting over trusts and eventually divvied up the fortune. There are 11 billionaires in the family.
5) S. C. Johnson family (Net worth: $28.8 billion)
The S. C. Johnson family made its wealth in the cleaning products industry. They are behind many popular cleaning products like Windex, Ziploc, Shout and Glade. S. C. Johnson founded the company in 1886. Currently Herbert Fisk III, great-great grandson of S. C. Johnson, is the CEO of the company.