According to our records, this business is located at PO Box 511 in Belmont (in San Mateo County), California 94002, the location GPS coordinates are: 37.5202145 (latitude), -122.2758008 (longitude). Horizon Group is categorized under Insurance Companies (SIC code 6411). Current estimates show that the unit has a sales volume of $15,180,000 and staff of approximately 110 people. You can contact the company by phone at (650) 592-7401.