| Brian Lidster | 01325 352202 | | 19 Newlands Road, Darlington, DL3 9JL |  Map & Directions |
| J & B Improvements | 01325 265532 | | Three Crowns, 53 Archer Street, Darlington, DL3 6LU | | Map & Directions |
| B & B Property Maintenance | 01325 362377 | | 48 Bloomfield Road, Darlington, DL3 6RZ | | Map & Directions |
| T C Reinforcing Ltd | 01325 286462 | | 57 Nickstream Lane, Darlington, DL3 0DQ | | Map & Directions |
| C P C Construction & Interiors | 01325 466998 | | 7 Barnes Road, Darlington, DL3 9BH | | Map & Directions |
| Durham Bros | 01325 488767 | | 64 Brinkburn Avenue, Darlington, DL3 0JW | | Map & Directions |
| P B Building Services | 01325 461651 | | 168 Carmel Road North, Darlington, DL3 8RH | | Map & Directions |
| Bussey & Armstrong Ltd | 01325 462137 | | 147 Brinkburn Road, Darlington, DL3 9LA | | Map & Directions |
| Clive Barker | 01325 469864 | | 107 Cleveland Terrace, Darlington, DL3 8HX | | Map & Directions |
| J & R M Richardson Construction Ltd | 01325 466688 | | Trinity Hall, Portland Place, Darlington, DL3 7BP | | Map & Directions |
| Ryan & Bolland | 01325 288312 | | 89 Neville Road, Darlington, DL3 8NQ | | Map & Directions |
| J W Stenson & Co Ltd | 01325 468249 | | 52 Duke Street, Darlington, DL3 7AJ | | Map & Directions |
| A B Roofing & Building Contractors | 01325 265280 | | 3 Beech Road, Darlington, DL1 3HQ | | Map & Directions |
| Bowman Construction & Moorview Windows | 01388 764446 | | The Old School Works, High Grange, Crook, DL15 8AT | | Map & Directions |
| Riverdale Homes | 01833 660003 | | Parsons Lonnen, Barnard Castle, DL12 8ST | | Map & Directions |
| J P Hunt Building Contractors Ltd | 01325 465190 | | 91 Bensham Road, Darlington, DL1 3DF | | Map & Directions |
| Aca Damp-Proofing | 01325 363299 | | 1 Bernera Court, Darlington, DL1 3QF | | Map & Directions |
| J Kitching & Sons | 01677 470643 | | Belmont House, Well, Bedale, DL8 2QG | | Map & Directions |
| Dick Garner & Sons Ltd | 01609 748261 | | Hookcar Hill, Kirkby Fleetham, Northallerton, DL7 0SU | | Map & Directions |
| Edgar Lawson Ltd | 01325 377111 | | Barton Grange, Barton, Richmond, DL10 6HS | | Map & Directions |
| A One Builders | 01748 822947 | | 49 Racecourse Road, Gallowfields Trading Estate, Richmond, DL10 4TG | | Map & Directions |
| Opie & Peacock | 01609 774319 | | 62 Normanby Road, Northallerton, DL7 8RW | | Map & Directions |
| Moffett & March Building Contractors Ltd | 01388 450019 | | 20 Warwick Road, Bishop Auckland, DL14 6LT | | Map & Directions |
| T T Tunstall | 01833 628260 | | Kilmond View, Bowes, Barnard Castle, DL12 9HH | | Map & Directions |
| Saddington Builders | 01325 353699 | | Morton Park, Yarn Road, Darlington, DL1 4PJ | | Map & Directions |
| D Oakley Ltd | 01609 772136 | | 68 Romanby Road, Northallerton, DL7 8NQ | | Map & Directions |
| John Barker | 01388 609211 | | 87 Woodhouse Lane, Bishop Auckland, DL14 6JU | | Map & Directions |
| J Horsfall Gas Installer | 01388 813128 | | 4 Wansbeck Close, Spennymoor, DL16 6XH | | Map & Directions |
| Masterbuild | 01388 817793 | | 34-36 Durham Street, Spennymoor, DL16 7AT | | Map & Directions |
| P & A Harrison Builders Ltd | 01325 730132 | | Bourne Lea, Winston Gate, Darlington, DL2 3RR | | Map & Directions |
| Acomb Construction Ltd | 01748 850210 | | 63 Mercury Road , Gallowfields Trading Estate , Richmond, DL10 4TQ | | Map & Directions |
| G E Brown & Son | 01748 886356 | | The Old Mill, Low Row, Richmond, DL11 6NH | | Map & Directions |
| R B A Moody Bros Ltd | 01609 772207 | | Standard Way Industrial Estate, Northallerton, DL6 2XA | | Map & Directions |
| Blackburn Marshall Construction Ltd | 01325 352109 | | Wooler Street, Darlington, DL1 1RQ | | Map & Directions |
| D M Cook | 01609 882500 | | Ingleby House Farm, Ingleby Arncliffe, Northallerton, DL6 3LN | | Map & Directions |
| Kier Northern | 01740 651314 | | Thrislington Industrial Estate, West Cornforth, Ferryhill, DL17 9EU | | Map & Directions |
| Oxbridge Builders | 01325 337427 | | Darlington Road, Sadberge, Darlington, DL2 1SA | | Map & Directions |
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