From £17,732
Our highly professional business is named after the incredible grandfather of our company’s founder, Zane. Ron Smale guided Zane into the constru...
From £17,564
Trusted and professional extension builder in GU24. Experienced in all extension buildering work and keeping within budget and on quote. WRIGHT BUI...
From £17,652
Experienced extension builder ready to quote for your work. GM Bailey and Sons Ltd is the best extension builder in GU24. No obligation free quotes...
From £17,964
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,436
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,636
AXA BUILD AND MAINTENANCE is an established extension buildering business in GU24. We come highly recommended and provide competitive quotes for yo...
From £17,932
JAMES BURKE GENERAL BUILDING is an established and experienced local extension builder in GU24. Please contact us for a free, no obligation quote a...
From £17,900
HSL BUILDING SERVICES are here to help customers who need an Extension Builder in GU24. We offer a competitive rate to complete all your extension...
From £17,644
Our building services company, LB Builders Ltd have over 14 years' experience in the building trade. We have been helping customers in Surrey and t...
From £17,964
BETTER BUILDS (JAMES) is an established and experienced local extension builder in GU24. Please contact us for a free, no obligation quote and comp...

Underpinning ranges from £17,436 (ROBERTS BUILDING SERVICES LTD based in GU21) to £17,964 (Brothers Home Improvement Ltd. based in GU21), but the final cost will depend on the method of underpinning used, how much of your foundations need underpinning and where you live.
Comparing extension builders estimates for underpinning gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get quotes to underpin your home in GU24 by posting a job with HaMuch and we will send it to extension builders in GU24.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Woking | £43 | £277 |
| Underpin A Building near Camberley | £41 | £283 |
| Underpin A Building near Ascot | £41 | £276 |
| Underpin A Building near Ash Vale | £41 | £277 |
| Underpin A Building near New Haw | £43 | £273 |
| Underpin A Building near Farnborough | £41 | £273 |
| Underpin A Building near Guildford | £53 | £298 |
| Underpin A Building near Sandhurst | £41 | £283 |
| Underpin A Building near Egham | £42 | £266 |
| Underpin A Building near Bracknell | £41 | £286 |
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 - £17,742

Two storey extension - £88,364

Build a timber frame extension - £26,242

Build a swimming pool - £81,242

Single storey extension - £59,848

Side return extension - £44,227

Install an RSJ - £2,442

Outbuilding - £10,242

Build a Mansard loft conversion - £52,242

Loft conversion - £36,023

Build a kitchen extension - £42,242

Hip to gable loft conversion - £42,242

Granny annexe - £87,242

Garden office - £10,242

Convert a Garage - £16,242

Garage - £18,742

Build a flat roof extension - £22,242

Build a dormer loft conversion - £42,242

Concrete foundations - £6,492

Convert a bungalow loft - £29,242

Convert a basement - £40,227