20 Richest Owners of Sports Teams

20. Steve Tisch: $4 billion (New York Giants)

The New York Giants have always been owned by the Mara family, but became a two-family business in 1990 when Jack Mara sold his half of the team to Bob Tisch. In 2005, Bob passed away leaving the team to his son Steve. Steve Tisch is film and television producer along with owning the Giants, pushing his net worth to $4 billion.