Relax... you have found a reliable extension builder in Knowle. Tucker Construction is a friendly and reliable company based in Knowle who consider...
SM&S General Property Repairs is a trusted extension builder serving customers in Knowle and the surrounding area. Contact us to today to get a com...
Gary Wilson
Reliable person 25 years experience
if you look on a website rated people and have a look at my ratings
Need to find an Extension Builder near you for all your extension buildering work?
BAKER CONSTRUCTION provides a local, trusted extension b...
Need to find an Extension Builder near you for all your extension buildering work?
Avonvale Garage Doors provides a local, trusted extensio...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Ben Birch
I have been in the building industry for 28 years and have carried out extensions,loft conversions, knock throughs, plastering, carpentry,roofing a...
Relax... you have found a reliable extension builder in Knowle. F.I.I Building Services Ltd is a friendly and reliable company based in Knowle who ...
Benton Builders is an established and experienced local extension builder in Knowle. Please contact us for a free, no obligation quote and competit...
Building Beautiful Homes Since 1980Welcome to Oakwood Construction. Here in the heart of the Midlands, we are more than simply your new home builde...

Underpinning ranges from £17,204 (Oakwood Construction based in CV4) to £17,564 (MYBUILD based in B93), 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 Knowle by posting a job with HaMuch and we will send it to extension builders in Knowle.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Knowle | £31 | £241 |
| Underpin A Building near Solihull | £29 | £231 |
| Underpin A Building near Kenilworth | £29 | £223 |
| Underpin A Building near Coventry | £28 | £221 |
| Underpin A Building near Warwick | £28 | £213 |
| Underpin A Building near Birmingham | £28 | £226 |
| Underpin A Building near Leamington Spa | £27 | £212 |
| Underpin A Building near Sutton Coldfield | £29 | £228 |
| Underpin A Building near Smethwick | £28 | £225 |
| Underpin A Building near Bedworth | £28 | £219 |
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 - £17,347

Two storey extension - £87,771

Build a timber frame extension - £25,847

Build a swimming pool - £80,847

Single storey extension - £51,944

Side return extension - £39,781

Install an RSJ - £2,047

Outbuilding - £9,847

Build a Mansard loft conversion - £51,847

Loft conversion - £32,318

Build a kitchen extension - £41,847

Hip to gable loft conversion - £41,847

Granny annexe - £86,847

Garden office - £9,847

Convert a Garage - £15,847

Garage - £18,347

Build a flat roof extension - £21,847

Build a dormer loft conversion - £41,847

Concrete foundations - £6,097

Convert a bungalow loft - £28,847

Convert a basement - £35,781