SEALYHAM LIMITED Company number 04725442 · Monitor this company Active Overview People 5 Financial Control Documents Analysis Location Related Registered office AddressWilliamston House 7 Goat Street, Haverfordwest, Pembrokeshire, SA61 1PX PostcodeSA61 1PX Companies at this postcode 410 Average house price in SA61 1PX £270,000 (15 sales) Map