From £38,220
Croft-Hill Building & Joinery is a trusted extension builder serving customers in Spennymoor and the surrounding area. Contact us to today to get a...
From £34,800
Need an Extension Builder in Spennymoor? K & J Property has been helping local clients (20 mile radius) with their extension buildering jobs for ma...
From £37,140
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £36,600
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £34,530
Need an Extension Builder in Spennymoor? Northern Roofline Solutions has been helping local clients (20 mile radius) with their extension builderin...
From £37,950
Need to find an Extension Builder near you for all your extension buildering work?
SBC (BUILDERS) LIMITED provides a local, trusted extensi...
From £35,790
Need to find an Extension Builder near you for all your extension buildering work?
ANWEN CONSTRUCTION provides a local, trusted extension b...
From £38,670
RAINTON CONSTRUCTION LTD is an established and experienced local extension builder in Spennymoor. Please contact us for a free, no obligation quote...
From £47,760
Trusted General Builders in Durham From small fixes to full renovations, Radici Construction delivers quality workmanship, clear communication,...

Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost to convert a basement in Spennymoor by posting a job with HaMuch and we will send it to extension builders in Spennymoor.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Spennymoor | £38 | £248 |
| Convert A Basement near Bishop Auckland | £39 | £247 |
| Convert A Basement near Newton Aycliffe | £39 | £227 |
| Convert A Basement near Durham | £47 | £267 |
| Convert A Basement near Chester-le-Street | £35 | £242 |
| Convert A Basement near Peterlee | £35 | £222 |
| Convert A Basement near Darlington | £60 | £222 |
| Convert A Basement near Stanley | £34 | £242 |
| Convert A Basement near Seaham | £34 | £229 |
| Convert A Basement near Washington | £33 | £251 |
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 - £17,562

Two storey extension - £88,092

Build a timber frame extension - £26,062

Build a swimming pool - £81,062

Single storey extension - £56,232

Side return extension - £42,193

Install an RSJ - £2,262

Outbuilding - £10,062

Build a Mansard loft conversion - £52,062

Loft conversion - £34,328

Build a kitchen extension - £42,062

Hip to gable loft conversion - £42,062

Granny annexe - £87,062

Garden office - £10,062

Convert a Garage - £16,062

Garage - £18,562

Build a flat roof extension - £22,062

Build a dormer loft conversion - £42,062

Concrete foundations - £6,312

Convert a bungalow loft - £29,062

Convert a basement - £38,193