Torrington Design
NIECEIC / NAAPIT GASSAFE WATER REGULATIONS We offer services towards completion of high end construction projects to dis...
"Did callout made safe my elctrical work thanks" - reviewed 16/05/23, REECYRUSSO
Need the extension buildering job done quickly without breaking the bank? SH Enterprise offer fast, reliable, and affordable extension buildering s...
SLS BUILDERS LIMITED is a trusted extension builder serving customers in Soho and the surrounding area. Contact us to today to get a competitive qu...
Relax... you have found a reliable extension builder in Soho. M & A UK Ltd is a friendly and reliable company based in Soho who consider no job as ...
Jay Reid
Darren Bergin
Relax... you have found a reliable extension builder in Soho. First guard Roofing is a friendly and reliable company based in Soho who consider no ...
Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in Soho. No obligation free q...
CK Constructions & Development Ltd is a trusted extension builder serving customers in Soho and the surrounding area. Contact us to today to get a ...
A to Z Builders Ltd are here to help customers who need an Extension Builder in Soho. We offer a competitive rate to complete all your extension bu...
Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in Soho. No obligation free quo...

Underpinning ranges from £17,476 (SLS BUILDERS LIMITED based in NW5) to £19,820 (Reid and Co Developments Ltd based in NW8), 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 Soho by posting a job with HaMuch and we will send it to extension builders in Soho.
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 - £17,898

Two storey extension - £88,596

Build a timber frame extension - £26,398

Build a swimming pool - £81,398

Single storey extension - £62,952

Side return extension - £45,973

Install an RSJ - £2,598

Outbuilding - £10,398

Build a Mansard loft conversion - £52,398

Loft conversion - £37,478

Build a kitchen extension - £42,398

Hip to gable loft conversion - £42,398

Granny annexe - £87,398

Garden office - £10,398

Convert a Garage - £16,398

Garage - £18,898

Build a flat roof extension - £22,398

Build a dormer loft conversion - £42,398

Concrete foundations - £6,648

Convert a bungalow loft - £29,398

Convert a basement - £41,973