Underpin your home in London from £17,548

If your home needs underpinning due to subsidence, it can be a worrying time for you. Luckily, specialist builders can help you underpin your house and stabilise it for years to come. But how much will it cost in London?

Underpin a building cost in London - Sort by rates or availability

J&J Building Solutions

From £17,548

(rates verified 18/09/26)

Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in London. No obligation free quot...

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1 review

Torrington

From £17,692

(last active 01/10/26)

NIECEIC / NAAPIT GASSAFE WATER REGULATIONS We offer services towards completion of high end construction projects to dis...

"Did callout made safe my elctrical work thanks" - reviewed 16/05/23, REECYRUSSO

Samuele Paolini

From £17,892

(last active 01/10/26)

Need an Extension Builder in London? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for many ...

VA Structures

From £17,692

(last active 01/10/26)

Need an Extension Builder in London? VA Structures has been helping local clients (10 mile radius) with their extension buildering jobs for many ye...

DC Build & Pave

From £17,780

(last active 01/10/26)

Trusted and professional extension builder in London. Experienced in all extension buildering work and keeping within budget and on quote. DC Build...

T M Builder

From £17,812

(last active 01/10/26)

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Ali & Sons Builders

From £17,652

(last active 01/10/26)

I am a qualified, builder, electrician and plumber. I have been working in the construction industry for over 23 years and have built everything fr...

The Diamond Property Service Ltd

From £17,804

(last active 01/10/26)

Hi we have 15 years of experience in building and construction industry our specialization is bathrooms and renovations please have a look at the w...

Buci builders ltd

From £18,524

(last active 01/10/26)

Buci builders ltd is a trusted extension builder serving customers in London and the surrounding area. Contact us to today to get a competitive quo...

LALI BUILDERS

From £17,924

(last active 30/09/26)

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Cost of underpinning in London

Estimates for underpin a building near London

Underpinning ranges from £17,548 (J&J Building Solutions based in SW16) to £18,524 (Buci builders ltd based in SE27), 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 London by posting a job with HaMuch and we will send it to extension builders in London.


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Location in UKHourly RateDaily Rate
Underpin A Building near Belgravia£44£276
Underpin A Building near Lambeth£44£275
Underpin A Building near Camden Town£44£277
Underpin A Building near Chelsea£44£276
Underpin A Building near Islington£45£276
Underpin A Building near Camberwell£44£276
Underpin A Building near Kensington£44£277
Underpin A Building near Bethnal Green£45£276
Underpin A Building near Hackney£45£278
Underpin A Building near Fulham£44£277
Underpin A Building near Hammersmith£44£278
Underpin A Building near Earlsfield£44£276
Underpin A Building near Greenwich£44£268
Underpin A Building near Muswell Hill£44£273
Underpin A Building near Lewisham£43£268
Underpin A Building near Wimbledon£43£271
Underpin A Building near Plaistow£42£268
Underpin A Building near Brent Cross£43£272
Underpin A Building near Walthamstow£45£277
Underpin A Building near Merton£43£272
Underpin A Building near Ealing£44£275
Underpin A Building near Redbridge£41£264
Underpin A Building near Bromley£42£265
Underpin A Building near Croydon£43£267
Underpin A Building near Barking£42£261
Underpin A Building near Kingston Upon Thames£43£271
Underpin A Building near Sutton£43£273
Underpin A Building near High Barnet£43£272
Underpin A Building near Harrow£43£271
Underpin A Building near Hounslow£43£281
Underpin A Building near Richmond Upon Thames£43£274
Underpin A Building near Bexley£42£265
Underpin A Building near Hillingdon£63£276
Underpin A Building near Romford£45£274

Estimates for common extension builder jobs in London;

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.

More extensions & conversions cost guides...