Need to find an Extension Builder near you for all your extension buildering work?
S F CONSTRUCTION provides a local, trusted extension bu...
From £17,676
Need to find an Extension Builder near you for all your extension buildering work?
Accurate Roofing & Building Limited provides a local, tr...
From £18,044
Stephen Angel
I have been in business for thirty eight year
I am a very good tradesmen and I am always
busy, I am a member of c...
From £17,388
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,348
Firestone Roofing Specialists is a trusted extension builder serving customers in BN27 and the surrounding area. Contact us to today to get a compe...
From £17,332
Experienced extension builder ready to quote for your work. Mann Roofing is the best extension builder in BN27. No obligation free quotes and many ...
From £17,324
Trusted and professional extension builder in BN27. Experienced in all extension buildering work and keeping within budget and on quote. CDMS Susse...
From £17,556
Need an Extension Builder in BN27? J H BUILDERS has been helping local clients (20 mile radius) with their extension buildering jobs for many years...
From £17,244
Need to find an Extension Builder near you for all your extension buildering work?
Colbran & Wingrove Building Contractors provides a local...

Underpinning ranges from £17,244 (Colbran & Wingrove Building Contractors based in BN26) to £18,044 (Angels Roofing based in BN27), 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 BN27 by posting a job with HaMuch and we will send it to extension builders in BN27.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Hailsham | £31 | £243 |
| Underpin A Building near Eastbourne | £32 | £245 |
| Underpin A Building near Wealden | £35 | £256 |
| Underpin A Building near Seaford | £34 | £243 |
| Underpin A Building near Bexhill-on-Sea | £31 | £243 |
| Underpin A Building near Crowborough | £36 | £258 |
| Underpin A Building near Hastings | £31 | £246 |
| Underpin A Building near Brighton and Hove | £35 | £251 |
| Underpin A Building near Brighton | £35 | £251 |
| Underpin A Building near Tunbridge Wells | £37 | £258 |
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 - £17,464

Two storey extension - £87,945

Build a timber frame extension - £25,964

Build a swimming pool - £80,964

Single storey extension - £54,271

Side return extension - £41,090

Install an RSJ - £2,164

Outbuilding - £9,964

Build a Mansard loft conversion - £51,964

Loft conversion - £33,408

Build a kitchen extension - £41,964

Hip to gable loft conversion - £41,964

Granny annexe - £86,964

Garden office - £9,964

Convert a Garage - £15,964

Garage - £18,464

Build a flat roof extension - £21,964

Build a dormer loft conversion - £41,964

Concrete foundations - £6,214

Convert a bungalow loft - £28,964

Convert a basement - £37,090