A Anglesey B Bridgend Bridgend Industrial Estate C Caerphilly Cardiff Carmarthenshire Conwy D Denbighshire Dowlais F Flintshire G Gwynedd M Merthyr Tydfil Monmouthshire N Newport R Rhondda Cynon Taff Rhostyllen Rhosymedre Rogerstone S Swansea T Torfaen W Wrexham Recently updated companies Most viewed companies