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 Piccadilly and the surrounding area. Contact us to today to get a competit...
Relax... you have found a reliable extension builder in Piccadilly. M & A UK Ltd is a friendly and reliable company based in Piccadilly who conside...
Jay Reid
Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in Piccadilly. No obligation ...
CK Constructions & Development Ltd is a trusted extension builder serving customers in Piccadilly and the surrounding area. Contact us to today to ...
A to Z Builders Ltd are here to help customers who need an Extension Builder in Piccadilly. We offer a competitive rate to complete all your extens...
Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in Piccadilly. No obligation fr...
JK Doors is a trusted extension builder serving customers in Piccadilly and the surrounding area. Contact us to today to get a competitive quote fo...

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 Piccadilly by posting a job with HaMuch and we will send it to extension builders in Piccadilly.
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 - £17,878

Two storey extension - £88,566

Build a timber frame extension - £26,378

Build a swimming pool - £81,378

Single storey extension - £62,552

Side return extension - £45,748

Install an RSJ - £2,578

Outbuilding - £10,378

Build a Mansard loft conversion - £52,378

Loft conversion - £37,290

Build a kitchen extension - £42,378

Hip to gable loft conversion - £42,378

Granny annexe - £87,378

Garden office - £10,378

Convert a Garage - £16,378

Garage - £18,878

Build a flat roof extension - £22,378

Build a dormer loft conversion - £42,378

Concrete foundations - £6,628

Convert a bungalow loft - £29,378

Convert a basement - £41,748