From £17,884
We are a established company of over 30 yeats. We offer 24 hour call out service for both commercial and residential property sevices
From £17,540
We have over 30yrs experience in all aspects of joinery and building work , from fitting a door to building an extension or converting a garage /at...
From £17,884
RT Construction is an established and experienced local extension builder in PH1. Please contact us for a free, no obligation quote and competitive...
From £17,428
Experienced extension builder ready to quote for your work. Andrew Allan Builder is the best extension builder in PH1. No obligation free quotes an...
From £17,212
Hi i am first class tradesman which i will leave you 100% happy with the work carried out,i am also puncual in the mornings.never let any clients d...
From £17,900
Trusted and professional extension builder in PH1. Experienced in all extension buildering work and keeping within budget and on quote. Bell & Whyt...
From £17,932
Trusted and professional extension builder in PH1. Experienced in all extension buildering work and keeping within budget and on quote. Ames Taping...
From £17,612
Caliber Joiners & Contractors is a trusted extension builder serving customers in PH1 and the surrounding area. Contact us to today to get a compe...
From £17,516
GLEN CONSTRUCTION (PERTH) LTD is an established and experienced local extension builder in PH1. Please contact us for a free, no obligation quote a...

Underpinning ranges from £17,212 (D.F.BUILDERS based in PH11) to £17,932 (Ames Taping based in KY15), 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 PH1 by posting a job with HaMuch and we will send it to extension builders in PH1.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Perth | £32 | £245 |
| Underpin A Building near Perth & Kinross | £32 | £245 |
| Underpin A Building near Glenrothes | £42 | £304 |
| Underpin A Building near Fife | £44 | £310 |
| Underpin A Building near Dundee | £38 | £285 |
| Underpin A Building near Dunfermline | £46 | £285 |
| Underpin A Building near Kirkcaldy | £42 | £296 |
| Underpin A Building near Alloa | £33 | £229 |
| Underpin A Building near Forfar | £29 | £236 |
| Underpin A Building near Bo'ness | £33 | £241 |
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 - £17,612

Two storey extension - £88,168

Build a timber frame extension - £26,112

Build a swimming pool - £81,112

Single storey extension - £57,240

Side return extension - £42,760

Install an RSJ - £2,312

Outbuilding - £10,112

Build a Mansard loft conversion - £52,112

Loft conversion - £34,800

Build a kitchen extension - £42,112

Hip to gable loft conversion - £42,112

Granny annexe - £87,112

Garden office - £10,112

Convert a Garage - £16,112

Garage - £18,612

Build a flat roof extension - £22,112

Build a dormer loft conversion - £42,112

Concrete foundations - £6,362

Convert a bungalow loft - £29,112

Convert a basement - £38,760