B Belasis Hall Technology Park Billingham Bishop Auckland Bishop Middleham C Consett D Darlington Durham F Ferryhill H Hartlepool High Leven Hurworth I Ingleby Barwick N Newton Aycliffe P Preston Farm Business Park Preston Farm Industrial Estate R Redworth S School Aycliffe South Church Enterprise Park South Hetton Stockton-on-Tees T Thornaby V Villa Real W Wynyard Y Yarm Recently updated companies Most viewed companies