According to our records, this business is located at 9107 Harness St. in Spring Valley (in San Diego County), California 91977, the location GPS coordinates are: 32.718144 (latitude), -117.003449 (longitude). Efm Stamping is categorized under Coins and Tokens Manufacturers (SIC code 3469). Known organization owner is Arcelia Moore. You can contact the company by phone at (619) 698-5045.