From £17,164
Accro Building Services is an established extension buildering business in Ch445u. We come highly recommended and provide competitive quotes for yo...
From £17,396
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,348
Need to find an Extension Builder near you for all your extension buildering work?
S.L.P Property Maintenance provides a local, trusted ext...
From £17,196
Robuild - Waterwise is an established extension buildering business in Ch445u. We come highly recommended and provide competitive quotes for your w...
From £17,412
Need to find an Extension Builder near you for all your extension buildering work?
PropertyPro provides a local, trusted extension builderi...
From £17,404
Glassrooms is an established extension buildering business in Ch445u. We come highly recommended and provide competitive quotes for your work.
...From £17,236
Trusted and professional extension builder in Ch445u. Experienced in all extension buildering work and keeping within budget and on quote. MA Roofi...
From £17,412
Need to find an Extension Builder near you for all your extension buildering work?
Derek J Platt & Co provides a local, trusted extension b...
From £17,452
Trusted and professional extension builder in Ch445u. Experienced in all extension buildering work and keeping within budget and on quote. DW Brick...
From £17,244
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Underpinning ranges from £17,164 (Accro Building Services based in CH44) to £17,452 (DW Brickwork based in CH46), 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 Ch445u by posting a job with HaMuch and we will send it to extension builders in Ch445u.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Wallasey | £33 | £224 |
| Underpin A Building near Birkenhead | £31 | £219 |
| Underpin A Building near Liverpool | £31 | £222 |
| Underpin A Building near Bootle | £32 | £223 |
| Underpin A Building near Wirral | £31 | £219 |
| Underpin A Building near Crosby | £34 | £223 |
| Underpin A Building near Bebington | £31 | £222 |
| Underpin A Building near Sefton | £34 | £221 |
| Underpin A Building near Heswall | £30 | £213 |
| Underpin A Building near Kirkby | £31 | £222 |
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