DVC Roofing phone Unit 2d, Tanfield Lea Industrial Park Tanfield Lea, County Durham DH9 9QF map Hodgson & Allon Ltd phone Unit 15, Tanfield Lea (North) Industrial Est Tanfield Lea, County Durham DH9 9NX map if (!IN_DEV) { ?> } ?> John Conroy & Son phone 7, Errington Drive Tanfield Lea, County Durham DH9 9PD map