1. Tatis Diamond Tours 13223 Fenton Ave, Sylmar, CA 91342 Coordinate: 34.3106,-118.42219 Phone: (818) 621-3163
2. Canario Tours 13874 Foothill Blvd, Sylmar, CA 91342 Coordinate: 34.31149,-118.43579 Phone: (818) 833-6970