LeBron James

Despite losing the NBA Finals this week to the Dallas Mavericks, the Miami HEAT enjoyed a very strong season — both on and off the court. The HEAT teamed up with Milyoni, a Facebook commerce platform provider, to become the first NBA team to add an integrated store to its Facebook fan page.

Miami Heat superstar LeBron James is partially bankrolling a planned luxury lifestyle concept store called "Unknwn" that's slated to open in Miami this fall.