From £17,884
Trusted and professional extension builder in PE27. Experienced in all extension buildering work and keeping within budget and on quote. BOB BLACK ...
From £17,660
Silverwood Construction (Cambridge) Ltd are here to help customers who need an Extension Builder in PE27. We offer a competitive rate to complete a...
From £18,060
Relax... you have found a reliable extension builder in PE27. R G BUILDERS is a friendly and reliable company based in PE27 who consider no job as ...
From £17,756
ELITE BUILDING SERVICES LTD is an established extension buildering business in PE27. We come highly recommended and provide competitive quotes for ...
From £17,772
Trusted and professional extension builder in PE27. Experienced in all extension buildering work and keeping within budget and on quote. IJC Buildi...
From £17,668
Based in Cambridgeshire James Burch Roofing specialises in flat roofing in felt and single ply membranes. For the past 10 years we have worked thro...
From £17,732
WESTWICK BUILDERS LIMITED is an established extension buildering business in PE27. We come highly recommended and provide competitive quotes for yo...
From £17,628
Need an Extension Builder in PE27? Baufritz (UK) Limited has been helping local clients (20 mile radius) with their extension buildering jobs for m...
From £17,772
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,948
JP Building Limited are here to help customers who need an Extension Builder in PE27. We offer a competitive rate to complete all your extension bu...

Underpinning ranges from £17,628 (Baufritz (UK) Limited based in CB3) to £18,060 (R G BUILDERS based in PE29), 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 PE27 by posting a job with HaMuch and we will send it to extension builders in PE27.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Huntingdon | £38 | £284 |
| Underpin A Building near Huntingdonshire | £36 | £290 |
| Underpin A Building near St Neots | £51 | £318 |
| Underpin A Building near Cambridge | £38 | £271 |
| Underpin A Building near South Cambridgeshire | £43 | £305 |
| Underpin A Building near Ely | £40 | £279 |
| Underpin A Building near Peterborough | £42 | £280 |
| Underpin A Building near Biggleswade | £41 | £268 |
| Underpin A Building near South Bedfordshire | £45 | £278 |
| Underpin A Building near Bedford | £45 | £278 |
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 - £17,788

Two storey extension - £88,432

Build a timber frame extension - £26,288

Build a swimming pool - £81,288

Single storey extension - £60,760

Side return extension - £44,740

Install an RSJ - £2,488

Outbuilding - £10,288

Build a Mansard loft conversion - £52,288

Loft conversion - £36,450

Build a kitchen extension - £42,288

Hip to gable loft conversion - £42,288

Granny annexe - £87,288

Garden office - £10,288

Convert a Garage - £16,288

Garage - £18,788

Build a flat roof extension - £22,288

Build a dormer loft conversion - £42,288

Concrete foundations - £6,538

Convert a bungalow loft - £29,288

Convert a basement - £40,740