From £17,756
We are a family business with over 30 years of knowledge and experience ranging from small domestic jobs to large projects which include renovation...
From £18,356
Welcome to Travelling Workshop LimitedIn our world of craftsmanship and dedication to you the customer. I'm Dmytro Kliuchnyk, and before the co...
From £17,604
Experienced extension builder ready to quote for your work. Brian McPhillips Limited is the best extension builder in EH26. No obligation free quot...
From £17,716
BLOCKBUILD DEVELOPMENTS LTD is an established and experienced local extension builder in EH26. Please contact us for a free, no obligation quote an...
From £17,436
Trusted and professional extension builder in EH26. Experienced in all extension buildering work and keeping within budget and on quote. R G BROWN ...
From £17,516
Robert Watt Builders is an established and experienced local extension builder in EH26. Please contact us for a free, no obligation quote and compe...
From £17,812
Relax... you have found a reliable extension builder in EH26. Good Foundations is a friendly and reliable company based in EH26 who consider no job...
From £17,492
Need to find an Extension Builder near you for all your extension buildering work?
BAIN BUILDING COMPANY provides a local, trusted extensio...
From £17,340
Relax... you have found a reliable extension builder in EH26. Feenan Joinery is a friendly and reliable company based in EH26 who consider no job a...
From £17,420
ALL IN 1 PROPERTY SOLUTIONS are here to help customers who need an Extension Builder in EH26. We offer a competitive rate to complete all your ext...

Underpinning ranges from £17,340 (Feenan Joinery based in EH22) to £18,356 (Travelling Workshop Limited based in EH6), 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 EH26 by posting a job with HaMuch and we will send it to extension builders in EH26.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Penicuik | £36 | £264 |
| Underpin A Building near Bonnyrigg | £37 | £263 |
| Underpin A Building near Dalkeith | £35 | £256 |
| Underpin A Building near Edinburgh | £36 | £263 |
| Underpin A Building near Musselburgh | £36 | £262 |
| Underpin A Building near Livingston | £35 | £256 |
| Underpin A Building near Broxburn | £34 | £251 |
| Underpin A Building near West Lothian | £33 | £242 |
| Underpin A Building near Bathgate | £28 | £214 |
| 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 - £17,645

Two storey extension - £88,217

Build a timber frame extension - £26,145

Build a swimming pool - £81,145

Single storey extension - £57,896

Side return extension - £43,129

Install an RSJ - £2,345

Outbuilding - £10,145

Build a Mansard loft conversion - £52,145

Loft conversion - £35,108

Build a kitchen extension - £42,145

Hip to gable loft conversion - £42,145

Granny annexe - £87,145

Garden office - £10,145

Convert a Garage - £16,145

Garage - £18,645

Build a flat roof extension - £22,145

Build a dormer loft conversion - £42,145

Concrete foundations - £6,395

Convert a bungalow loft - £29,145

Convert a basement - £39,129