PERTHYN Company number 03017158 · Monitor this company Active Overview People 40 Financial Pay gap Control Charges Documents Analysis Location Related Registered office AddressVivian Court, Llys Felin Newydd, Phoenix Way, Swansea, SA7 9FG PostcodeSA7 9FG Companies at this postcode 167 Average house price in SA7 9FG £745,000 (1 sales) Map