1. Penhall Company 14801 S Avalon Blvd, Gardena, CA 90248 Coordinate: 33.897823,-118.2653 Phone: (310) 734-2007
2. Leopoldo Hernandez Concrete 14827 Chadron Ave, Gardena, CA 90249 Coordinate: 33.89976,-118.319855 Phone: (424) 264-4211