The incident occurred on the 1000 block of West Compton Boulevard around 10:30 p.m.
Deputies responded to the business location regarding a report of a gunshot victim and found the victim suffering from a gunshot wound.
No suspect description has been released.
Investigators believe the shooting was gang-related.
The investigation is ongoing. Anyone with information regarding the shooting was urged to contact the L.A. Sheriff's Department at (800) 222-TIPS.