From £17,596
ROLAND KNIGHT CONSTRUCTION LTD is an established and experienced local extension builder in RH2. Please contact us for a free, no obligation quote ...
From £17,292
The Reigate Marble Shop LTD.
Established in 2005, The Reigate Marble Shop...
From £17,492
Trusted and professional extension builder in RH2. Experienced in all extension buildering work and keeping within budget and on quote. Studio Luci...
From £17,820
Relax... you have found a reliable extension builder in RH2. Creations Building & Landscaping is a friendly and reliable company based in RH2 who c...
From £17,812
Need an Extension Builder in RH2? PJS Partnership Ltd has been helping local clients (20 mile radius) with their extension buildering jobs for many...
From £17,388
Relax... you have found a reliable extension builder in RH2. Goose Construction Ltd is a friendly and reliable company based in RH2 who consider no...
From £17,428
Upright Construction Ltd is an established and experienced local extension builder in RH2. Please contact us for a free, no obligation quote and co...
From £17,404
Experienced extension builder ready to quote for your work. Able Construction T/A is the best extension builder in RH2. No obligation free quotes a...
From £17,540
Need an Extension Builder in RH2? C Dingle Builders & Decorators has been helping local clients (10 mile radius) with their extension buildering jo...

Underpinning ranges from £17,292 (REIGATE MARBLE SHOP based in RH2) to £17,820 (Creations Building & Landscaping based in RH2), 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 RH2 by posting a job with HaMuch and we will send it to extension builders in RH2.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Reigate | £40 | £270 |
| Underpin A Building near Redhill | £41 | £269 |
| Underpin A Building near Reigate & Banstead | £41 | £271 |
| Underpin A Building near Tadworth | £41 | £271 |
| Underpin A Building near Horley | £38 | £258 |
| Underpin A Building near Caterham | £43 | £272 |
| Underpin A Building near Epsom | £43 | £274 |
| Underpin A Building near Great Bookham | £42 | £281 |
| Underpin A Building near Ewell | £43 | £274 |
| Underpin A Building near Crawley | £38 | £255 |
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 - £17,532

Two storey extension - £88,048

Build a timber frame extension - £26,032

Build a swimming pool - £81,032

Single storey extension - £55,640

Side return extension - £41,860

Install an RSJ - £2,232

Outbuilding - £10,032

Build a Mansard loft conversion - £52,032

Loft conversion - £34,050

Build a kitchen extension - £42,032

Hip to gable loft conversion - £42,032

Granny annexe - £87,032

Garden office - £10,032

Convert a Garage - £16,032

Garage - £18,532

Build a flat roof extension - £22,032

Build a dormer loft conversion - £42,032

Concrete foundations - £6,282

Convert a bungalow loft - £29,032

Convert a basement - £37,860