According to Fortune magazine, this family was the richest family in the US in 1988. Today they occupy the third position. They own the confectionery company Mars, Inc. With an annual turnover of around $27.5 billion, Mars is considered to be the largest confectionery company in the world.
John Mars – Net Worth: $20.1 Billion
Forrest Mars, Jr. – Net Worth: $20.1 Billion
Jacqueline Mars – Net Worth: $20.1 Billion
Charles and David Koch are bothers. They are also majority stakeholders in Koch Industries, the second-largest privately held company in the US, after Cargill Inc. They are now the fifth- and sixth-wealthiest people in the world. The three brothers have a combined wealth of $86.7 billion.
Charles Koch – Net Worth: $41.3 Billion
David Koch – Net Worth: $41.3 Billion
William Koch – Net Worth: $4.1 Billion