B Belasis Hall Technology Park Billingham Birtley Bishop Auckland Bishop Middleham C Chester le Street Cleatlam Consett Cowshill Crook D Darlington Durham F Ferryhill H Hartlepool Hurworth Place I Ingleby Barwick Ireshopeburn M Meadowfield Industrial Estate N Newton Aycliffe Norton P Preston Farm Industrial Estate S Sacriston Seaham Seaham Grange Industrial Estate Shildon Stanley Stanley Stockton-on-Tees Sunnybrow T Tanfield Lea Teesside Industrial Estate Thornaby Toronto V Villa Real W Witton Gilbert Wynyard Y Yarm Recently updated companies Most viewed companies