From £17,732
If you are looking for a South Bedfordshire extension builder and you need something replaced, fitted, or fixed, contact Space Above Limited today....
From £17,748
RS Plumbing and Heating is a trusted extension builder serving customers in South Bedfordshire and the surrounding area. Contact us to today to get...
From £17,948
Relax... you have found a reliable extension builder in South Bedfordshire. Bench Mark Construction is a friendly and reliable company based in Sou...
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 £17,436
Plumbing, painting exterior, interior, extensions, plastering, skiming, carpeting, Flooring, you can ask us ..
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 South Bedfordshire. Dean Prichard Building Services is a friendly and reliable company base...
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 South Bedfordshire. Experienced in all extension buildering work and keeping within budget and on quo...

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 South Bedfordshire by posting a job with HaMuch and we will send it to extension builders in South Bedfordshire.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Bedford | £45 | £278 |
| Underpin A Building near South Bedfordshire | £45 | £278 |
| Underpin A Building near Kempston | £44 | £273 |
| Underpin A Building near Ampthill | £38 | £258 |
| Underpin A Building near Mid Bedfordshire | £42 | £276 |
| Underpin A Building near Biggleswade | £41 | £268 |
| Underpin A Building near St Neots | £51 | £318 |
| Underpin A Building near Rushden | £34 | £231 |
| Underpin A Building near Milton Keynes | £39 | £263 |
| Underpin A Building near Bletchley | £39 | £265 |
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 - £17,675

Two storey extension - £88,263

Build a timber frame extension - £26,175

Build a swimming pool - £81,175

Single storey extension - £58,504

Side return extension - £43,471

Install an RSJ - £2,375

Outbuilding - £10,175

Build a Mansard loft conversion - £52,175

Loft conversion - £35,393

Build a kitchen extension - £42,175

Hip to gable loft conversion - £42,175

Granny annexe - £87,175

Garden office - £10,175

Convert a Garage - £16,175

Garage - £18,675

Build a flat roof extension - £22,175

Build a dormer loft conversion - £42,175

Concrete foundations - £6,425

Convert a bungalow loft - £29,175

Convert a basement - £39,471