From £17,732
If you are looking for a Clifton Reynes extension builder and you need something replaced, fitted, or fixed, contact Space Above Limited today. We ...
From £17,748
RS Plumbing and Heating is a trusted extension builder serving customers in Clifton Reynes and the surrounding area. Contact us to today to get a c...
From £17,948
Relax... you have found a reliable extension builder in Clifton Reynes. Bench Mark Construction is a friendly and reliable company based in Clifton...
From £18,308
Need to find an Extension Builder near you for all your extension buildering work?
A M Interiors provides a local, trusted extension builde...
From £17,044
Need to find an Extension Builder near you for all your extension buildering work?
A G Hicks Building Services provides a local, trusted ex...
From £17,820
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,452
Relax... you have found a reliable extension builder in Clifton Reynes. Dean Prichard Building Services is a friendly and reliable company based in...
From £17,724
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,540
Trusted and professional extension builder in Clifton Reynes. Experienced in all extension buildering work and keeping within budget and on quote. ...
From £17,996
Our building services company JAB Home Improvements helps customers in Milton Keynes and the surrounding area by providing professional, trustworth...

Underpinning ranges from £17,044 (A G Hicks Building Services based in NN3) to £18,308 (A M Interiors based in MK42), 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 Clifton Reynes by posting a job with HaMuch and we will send it to extension builders in Clifton Reynes.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Milton Keynes | £39 | £263 |
| Underpin A Building near Kempston | £44 | £273 |
| Underpin A Building near Bedford | £45 | £278 |
| Underpin A Building near South Bedfordshire | £45 | £278 |
| Underpin A Building near Wellingborough | £39 | £251 |
| Underpin A Building near Rushden | £34 | £231 |
| Underpin A Building near Northampton | £35 | £239 |
| Underpin A Building near Bletchley | £39 | £265 |
| Underpin A Building near Ampthill | £38 | £258 |
| Underpin A Building near Mid Bedfordshire | £42 | £276 |
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 - £17,731

Two storey extension - £88,347

Build a timber frame extension - £26,231

Build a swimming pool - £81,231

Single storey extension - £59,624

Side return extension - £44,101

Install an RSJ - £2,431

Outbuilding - £10,231

Build a Mansard loft conversion - £52,231

Loft conversion - £35,918

Build a kitchen extension - £42,231

Hip to gable loft conversion - £42,231

Granny annexe - £87,231

Garden office - £10,231

Convert a Garage - £16,231

Garage - £18,731

Build a flat roof extension - £22,231

Build a dormer loft conversion - £42,231

Concrete foundations - £6,481

Convert a bungalow loft - £29,231

Convert a basement - £40,101