From £17,564
We are a Leeds based roofing contractor covering the domestic and commercial sectors. We specialise in a number of flat roofing systems with long l...
From £17,676
Sd interiors are here to help customers who need an Extension Builder in LS18. We offer a competitive rate to complete all your extension builderin...
From £17,132
Select Products are proud to be recognised as a Which? Trusted Trader. We provide a range of home improvements including high security windows and ...
From £17,644
BB Building services is a trusted extension builder serving customers in LS18 and the surrounding area. Contact us to today to get a competitive qu...
From £17,260
Patio driveways walls flagging fencing decking all aspects of building works
From £17,588
Experienced extension builder ready to quote for your work. Sell USDT in Dubai is the best extension builder in LS18. No obligation free quotes and...
From £17,404
Alwoodley Building Co.Ltd is a trusted extension builder serving customers in LS18 and the surrounding area. Contact us to today to get a competiti...
From £17,532
C Wilcock Builders is an established extension buildering business in LS18. We come highly recommended and provide competitive quotes for your work...
From £17,620
We here at Bella Decorating Ltd. are your go-to all in one solution for every form of interior renovation your home needs. Starting from Bathrooms,...
From £17,348
We offer Concept Design ideas for you to see what your room, house, office space can look like.

Underpinning ranges from £17,132 (Select Products Yorkshire Ltd based in LS13) to £17,676 (Sd interiors based in LS16), 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 LS18 by posting a job with HaMuch and we will send it to extension builders in LS18.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Pudsey | £29 | £225 |
| Underpin A Building near Leeds | £31 | £236 |
| Underpin A Building near Chapeltown | £30 | £231 |
| Underpin A Building near Shipley | £29 | £224 |
| Underpin A Building near Beeston | £31 | £236 |
| Underpin A Building near Bradford | £29 | £223 |
| Underpin A Building near Morley | £31 | £239 |
| Underpin A Building near Bingley | £30 | £226 |
| Underpin A Building near Batley | £32 | £239 |
| Underpin A Building near Rothwell | £30 | £229 |
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 - £17,477

Two storey extension - £87,965

Build a timber frame extension - £25,977

Build a swimming pool - £80,977

Single storey extension - £54,536

Side return extension - £41,239

Install an RSJ - £2,177

Outbuilding - £9,977

Build a Mansard loft conversion - £51,977

Loft conversion - £33,533

Build a kitchen extension - £41,977

Hip to gable loft conversion - £41,977

Granny annexe - £86,977

Garden office - £9,977

Convert a Garage - £15,977

Garage - £18,477

Build a flat roof extension - £21,977

Build a dormer loft conversion - £41,977

Concrete foundations - £6,227

Convert a bungalow loft - £28,977

Convert a basement - £37,239