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"Totally unreliable, takes your money and doesn't finish the job." - NORTH EAST,reviewed 04/10/17, L S
Trusted and professional extension builder in DH6. Experienced in all extension buildering work and keeping within budget and on quote. DHB Builder...
LJP Roofing are here to help customers who need an Extension Builder in DH6. We offer a competitive rate to complete all your extension buildering ...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
RAINTON CONSTRUCTION LTD is an established and experienced local extension builder in DH6. Please contact us for a free, no obligation quote and co...

Costs range from £87,712 (DHB Builders based in DH6) to £88,396 (Heritage NE Ltd based in DL17), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
Post your job on HaMuch and we'll send it to extension builders to DH6.
"Two storey extension" - DH1, job posted 27/01/26
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Durham | £47 | £267 |
| Two Storey Extension near Peterlee | £36 | £230 |
| Two Storey Extension near Seaham | £35 | £235 |
| Two Storey Extension near Spennymoor | £37 | £249 |
| Two Storey Extension near Chester-le-Street | £35 | £242 |
| Two Storey Extension near Sunderland | £33 | £251 |
| Two Storey Extension near Washington | £33 | £254 |
| Two Storey Extension near Newton Aycliffe | £38 | £225 |
| Two Storey Extension near Bishop Auckland | £38 | £248 |
| Two Storey Extension near Hartlepool | £40 | £236 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,481

Two storey extension - £87,971

Build a timber frame extension - £25,981

Build a swimming pool - £80,981

Single storey extension - £54,616

Side return extension - £41,284

Install an RSJ - £2,181

Outbuilding - £9,981

Build a Mansard loft conversion - £51,981

Loft conversion - £33,570

Build a kitchen extension - £41,981

Hip to gable loft conversion - £41,981

Granny annexe - £86,981

Garden office - £9,981

Convert a Garage - £15,981

Garage - £18,481

Build a flat roof extension - £21,981

Build a dormer loft conversion - £41,981

Concrete foundations - £6,231

Convert a bungalow loft - £28,981

Convert a basement - £37,284