According to our records, this business is located at PO Box 51448 in Palo Alto (in Santa Clara County), California 94303, the location GPS coordinates are: 37.4418834 (latitude), -122.1430195 (longitude). Hi O Silver is categorized under Malt Extract (SIC code 5149). Known organization owner is Howard Hoffman. Current estimates show that the unit has a sales volume of $844,000 and staff of approximately 1 worker. You can contact the company by phone at (650) 493-7874.