From £17,444
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £16,972
33 years experience focussing on full home refurbishments, extensions, kitchens & bathrooms, rubber roofing, floor screed & loft conversion...
From £17,444
Need to find an Extension Builder near you for all your extension buildering work?
Avonvale Garage Doors provides a local, trusted extensio...
From £17,324
Need an Extension Builder in CV31? M.J Greatrex Ltd has been helping local clients (20 mile radius) with their extension buildering jobs for many y...
From £17,196
Trusted and professional extension builder in CV31. Experienced in all extension buildering work and keeping within budget and on quote. Byrne Roof...
From £17,460
Mark Anthony Builders are here to help customers who need an Extension Builder in CV31. We offer a competitive rate to complete all your extension ...
From £17,444
Experienced extension builder ready to quote for your work. TKB Construction is the best extension builder in CV31. No obligation free quotes and m...
From £17,452
Trusted and professional extension builder in CV31. Experienced in all extension buildering work and keeping within budget and on quote. B.A Plaste...
From £17,452
Trusted and professional extension builder in CV31. Experienced in all extension buildering work and keeping within budget and on quote. A1 Home Im...
From £17,076
Need an Extension Builder in CV31? Barrys Home & Maintenance has been helping local clients (20 mile radius) with their extension buildering jobs f...

Underpinning ranges from £16,972 (Simms Building Services Ltd based in CV2) to £17,460 (Mark Anthony Builders based in CV7), 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 CV31 by posting a job with HaMuch and we will send it to extension builders in CV31.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Leamington Spa | £27 | £212 |
| Underpin A Building near Warwick | £28 | £213 |
| Underpin A Building near Kenilworth | £29 | £224 |
| Underpin A Building near Coventry | £28 | £222 |
| Underpin A Building near Stratford-on-Avon | £27 | £215 |
| Underpin A Building near Stratford-upon-Avon | £27 | £215 |
| Underpin A Building near Knowle | £31 | £241 |
| Underpin A Building near Rugby | £31 | £224 |
| Underpin A Building near Bedworth | £28 | £219 |
| Underpin A Building near Solihull | £29 | £231 |
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 - £17,326

Two storey extension - £87,740

Build a timber frame extension - £25,826

Build a swimming pool - £80,826

Single storey extension - £51,528

Side return extension - £39,547

Install an RSJ - £2,026

Outbuilding - £9,826

Build a Mansard loft conversion - £51,826

Loft conversion - £32,123

Build a kitchen extension - £41,826

Hip to gable loft conversion - £41,826

Granny annexe - £86,826

Garden office - £9,826

Convert a Garage - £15,826

Garage - £18,326

Build a flat roof extension - £21,826

Build a dormer loft conversion - £41,826

Concrete foundations - £6,076

Convert a bungalow loft - £28,826

Convert a basement - £35,547