According to our records, this business is located at P.O. BOX 4238 in Honolulu (in Honolulu County), Hawaii 96812, the location GPS coordinates are: 21.3069444 (latitude), -157.8583333 (longitude). Marsh USA Inc is categorized under Insurance Companies (SIC code 6411). Known organization manager is Mason Williams. You can contact the company by phone at (808) 585-3500.