From £17,660
Silverwood Construction (Cambridge) Ltd are here to help customers who need an Extension Builder in Over. We offer a competitive rate to complete a...
From £17,732
Over, CB24
WESTWICK BUILDERS LIMITED is an established extension buildering business in Over. We come highly recommended and provide competitive quotes for yo...
From £17,772
Trusted and professional extension builder in Over. Experienced in all extension buildering work and keeping within budget and on quote. IJC Buildi...
From £17,772
Over, CB24
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,884
Trusted and professional extension builder in Over. Experienced in all extension buildering work and keeping within budget and on quote. BOB BLACK ...
From £17,628
Need an Extension Builder in Over? Baufritz (UK) Limited has been helping local clients (20 mile radius) with their extension buildering jobs for m...
From £17,476
Need an Extension Builder in Over? SturdyBuild has been helping local clients (20 mile radius) with their extension buildering jobs for many years....
From £17,748
J & N Contracts Cambs Ltd is an established and experienced local extension builder in Over. Please contact us for a free, no obligation quote and ...
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 £17,580
Coulson Building Group is a trusted extension builder serving customers in Over and the surrounding area. Contact us to today to get a competitive ...

Underpinning ranges from £17,476 (SturdyBuild based in CB3) to £17,884 (BOB BLACK CONSTRUCTION LTD based in PE27), 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 Over by posting a job with HaMuch and we will send it to extension builders in Over.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Cambridge | £38 | £271 |
| Underpin A Building near Huntingdon | £38 | £284 |
| Underpin A Building near South Cambridgeshire | £43 | £305 |
| Underpin A Building near Ely | £40 | £279 |
| Underpin A Building near Huntingdonshire | £36 | £290 |
| Underpin A Building near St Neots | £51 | £318 |
| Underpin A Building near Biggleswade | £41 | £268 |
| Underpin A Building near Peterborough | £42 | £280 |
| Underpin A Building near Haverhill | £37 | £260 |
| Underpin A Building near South Bedfordshire | £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 - £17,692

Two storey extension - £88,288

Build a timber frame extension - £26,192

Build a swimming pool - £81,192

Single storey extension - £58,840

Side return extension - £43,660

Install an RSJ - £2,392

Outbuilding - £10,192

Build a Mansard loft conversion - £52,192

Loft conversion - £35,550

Build a kitchen extension - £42,192

Hip to gable loft conversion - £42,192

Granny annexe - £87,192

Garden office - £10,192

Convert a Garage - £16,192

Garage - £18,692

Build a flat roof extension - £22,192

Build a dormer loft conversion - £42,192

Concrete foundations - £6,442

Convert a bungalow loft - £29,192

Convert a basement - £39,660