GEOSLATE LTD Company number 16938674 · Monitor this company Active Overview People 1 Control Documents Analysis Location Related Registered office AddressY Wern County Road, Penygroes, Caernarfon, Wales, LL54 6HE PostcodeLL54 6HE Companies at this postcode 5 Average house price in LL54 6HE £255,000 (4 sales) Map