A security camera recently captured images as the thief entered an underground parking structure.
Police said the burglaries began in October of last year. The burglar has broken into numerous storage units in parking garages, as well as parked cars.
The suspect has short, dark hair, weighs 160 to 190 pounds, and is about 5 feet 8 inches to 6 feet tall.
Anyone who recognizes the suspect is urged to call Los Angeles police at (877) LAPD-24-7.