From £16,812
All building work , all hoyse maintenance. House extension and refurbishment works.
From £16,868
Need to find an Extension Builder near you for all your extension buildering work?
A-Pex Building provides a local, trusted extension build...
From £16,556
35 years in the trade can Lay bricks plaster roofing wall and floor tiling
From £17,156
At Wells & Co we offer a comprehensive building service. We specialise in Period properties, bespoke renovations and steel fabrication.Along with o...
From £17,324
Christian Builders Margate Ltd is a multi-service company founded by Nick Christian. We operate with a highly skilled team of designers, tradesmen,...
From £17,052
Small family building business reliable friendly service and very high quality of works
From £17,132
GDB CONSTRUCTION is a trusted extension builder serving customers in Broadstairs and the surrounding area. Contact us to today to get a competitive...
From £16,940
We been for almost 15 years in the building trade,
we are easy going and willing to work with our client and to archive the best r...
From £17,244
Need to find an Extension Builder near you for all your extension buildering work?
Bespoke building projects provides a local, trusted exte...
From £17,420
Modularr is an established and experienced local extension builder in Broadstairs. Please contact us for a free, no obligation quote and competitiv...

Underpinning ranges from £16,556 (S MEGSON CONSTRUCTION based in CT5) to £17,420 (Modularr based in Ct2), 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 Broadstairs by posting a job with HaMuch and we will send it to extension builders in Broadstairs.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Broadstairs | £27 | £208 |
| Underpin A Building near Ramsgate | £27 | £208 |
| Underpin A Building near Margate | £27 | £208 |
| Underpin A Building near Thanet | £27 | £207 |
| Underpin A Building near Deal | £26 | £199 |
| Underpin A Building near Herne Bay | £28 | £213 |
| Underpin A Building near Canterbury | £31 | £232 |
| Underpin A Building near Dover | £29 | £226 |
| Underpin A Building near Whitstable | £28 | £214 |
| Underpin A Building near Folkestone | £31 | £233 |
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 - £17,050

Two storey extension - £87,326

Build a timber frame extension - £25,550

Build a swimming pool - £80,550

Single storey extension - £46,008

Side return extension - £36,442

Install an RSJ - £1,750

Outbuilding - £9,550

Build a Mansard loft conversion - £51,550

Loft conversion - £29,535

Build a kitchen extension - £41,550

Hip to gable loft conversion - £41,550

Granny annexe - £86,550

Garden office - £9,550

Convert a Garage - £15,550

Garage - £18,050

Build a flat roof extension - £21,550

Build a dormer loft conversion - £41,550

Concrete foundations - £5,800

Convert a bungalow loft - £28,550

Convert a basement - £32,442