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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 University College London and the surrounding area. Contact us to today to...
Relax... you have found a reliable extension builder in University College London. M & A UK Ltd is a friendly and reliable company based in Univers...
Darren Bergin
Relax... you have found a reliable extension builder in University College London. First guard Roofing is a friendly and reliable company based in ...
CK Constructions & Development Ltd is a trusted extension builder serving customers in University College London and the surrounding area. Contact ...
A to Z Builders Ltd are here to help customers who need an Extension Builder in University College London. We offer a competitive rate to complete ...
JK Doors is a trusted extension builder serving customers in University College London and the surrounding area. Contact us to today to get a compe...
GS Fabric Ltd is an established and experienced local extension builder in University College London. Please contact us for a free, no obligation q...
JM Building Services is a trusted extension builder serving customers in University College London and the surrounding area. Contact us to today to...

Underpinning ranges from £17,428 (GS Fabric Ltd based in E2) to £17,876 (CK Constructions & Development Ltd based in WC1N), 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 University College London by posting a job with HaMuch and we will send it to extension builders in University College London.
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 - £17,604

Two storey extension - £88,156

Build a timber frame extension - £26,104

Build a swimming pool - £81,104

Single storey extension - £57,080

Side return extension - £42,670

Install an RSJ - £2,304

Outbuilding - £10,104

Build a Mansard loft conversion - £52,104

Loft conversion - £34,725

Build a kitchen extension - £42,104

Hip to gable loft conversion - £42,104

Granny annexe - £87,104

Garden office - £10,104

Convert a Garage - £16,104

Garage - £18,604

Build a flat roof extension - £22,104

Build a dormer loft conversion - £42,104

Concrete foundations - £6,354

Convert a bungalow loft - £29,104

Convert a basement - £38,670