From £64,600
On time/ professional/ time served/trustworthy
From £54,840
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £73,240
Trusted General Builders in Durham From small fixes to full renovations, Radici Construction delivers quality workmanship, clear communication,...
From £51,160
ANDREW HUNTER BUILDING SERVICES is an established and experienced local extension builder in Spennymoor. Please contact us for a free, no obligatio...
From £45,560
Experienced extension builder ready to quote for your work. KIETH GRAY ROOFING & BUILDING is the best extension builder in Spennymoor. No obligatio...
From £51,160
Trusted and professional extension builder in Spennymoor. Experienced in all extension buildering work and keeping within budget and on quote. DHB ...
From £53,720
Building Craft Ltd is an established extension buildering business in Spennymoor. We come highly recommended and provide competitive quotes for you...
From £54,680
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £51,640
LJP Roofing are here to help customers who need an Extension Builder in Spennymoor. We offer a competitive rate to complete all your extension buil...
From £51,960
Trusted and professional extension builder in Spennymoor. Experienced in all extension buildering work and keeping within budget and on quote. X7 R...

| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Single Storey Extension near Spennymoor | £38 | £248 |
| Single Storey Extension near Bishop Auckland | £39 | £247 |
| Single Storey Extension near Newton Aycliffe | £39 | £227 |
| Single Storey Extension near Durham | £47 | £267 |
| Single Storey Extension near Chester-le-Street | £35 | £242 |
| Single Storey Extension near Peterlee | £36 | £230 |
| Single Storey Extension near Darlington | £60 | £222 |
| Single Storey Extension near Stanley | £34 | £242 |
| Single Storey Extension near Seaham | £35 | £235 |
| Single Storey Extension near Washington | £33 | £254 |
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 - £17,513

Two storey extension - £88,019

Build a timber frame extension - £26,013

Build a swimming pool - £81,013

Single storey extension - £55,256

Side return extension - £41,644

Install an RSJ - £2,213

Outbuilding - £10,013

Build a Mansard loft conversion - £52,013

Loft conversion - £33,870

Build a kitchen extension - £42,013

Hip to gable loft conversion - £42,013

Granny annexe - £87,013

Garden office - £10,013

Convert a Garage - £16,013

Garage - £18,513

Build a flat roof extension - £22,013

Build a dormer loft conversion - £42,013

Concrete foundations - £6,263

Convert a bungalow loft - £29,013

Convert a basement - £37,644