A Anglesey B Blaenau Gwent Bridgend C Caerphilly Caerphilly Cardiff Carmarthenshire Conwy D Denbighshire G Gwynedd M Merthyr Tydfil N Neath Port Talbot Newport P Pembrokeshire R Rhondda Cynon Taff S Swansea T The Vale of Glamorgan Torfaen W Wrexham Recently updated companies Most viewed companies