A United Road Towing employee was charged with vehicle theft on Wednesday.
San Antonio police said seven vehicles had been stolen from the storage facility at Growden Pound.
The facility is operated by United Road Towing, which has a contract with the City of San Antonio.
Robert Tenorio, a supervisor at the facility, was arrested. He is charged with one count of vehicle theft.
Police said Tenorio, 27, would change legal documents on vehicles that were to be sold at auctions.