This summer he plans to roll out a wine label, a utility company and an online brokerage.

FORBES: Red Baron

The building was once Chess Records, the seminal electric blues label that paved the way for rock 'n' roll.

BBC: Chicago's jazz and blues shrines

Forming their own record label in 1971, the Stones went on to become rock 'n' roll's most successful band, recording such classic long players as Let It Bleed, Sticky Fingers and Exile on Main Street.

FORBES: Satisfaction Guaranteed