Gary Gilbert

Best known for producing films such as “La La Land,” “The Kids Are Alright” and “Garden State,” Gilbert also owns the NBA’s Cleveland Cavaliers with his multibillionaire businessman brother Dan Gilbert and musician Usher. A native of Detroit, he cofounded Rock Financial with his brother Dan Gilbert and Lindsay Gross in 1985; after a series of mergers, the company (now Quicken Loans) has become one of the nation’s largest mortgage lenders. Today, Gilbert’s net worth is estimated somewhere in the area of $400 million.