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Select your affordable TW4 extension builder
Need to find an Extension Builder near you for all your extension buildering work?
Slick Construction Ltd provides a local, trusted extensi...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Image Design & Consultants is a trusted extension builder serving customers in TW4 and the surrounding area. Contact us to today to get a competiti...
Relax... you have found a reliable extension builder in TW4. BUILDING SPACE UK LTD is a friendly and reliable company based in TW4 who consider no ...
Need an Extension Builder in TW4? ZNS Construction has been helping local clients (10 mile radius) with their extension buildering jobs for many ye...
JP CONSTRUCTION is an established extension buildering business in TW4. We come highly recommended and provide competitive quotes for your work.
Complex Renovation serving clients in London and surrounding areas providing highest standard building services.We provide a range of expert renov...
BK Verma is a trusted extension builder serving customers in TW4 and the surrounding area. Contact us to today to get a competitive quote for exten...
Need to find an Extension Builder near you for all your extension buildering work?
AMBUILD LTD provides a local, trusted extension builderi...
LA PIETRA CONSTRUCTIONS is a trusted extension builder serving customers in TW4 and the surrounding area. Contact us to today to get a competitive ...

Comparing extension builders estimates for Loft conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost of a loft conversion in TW4 by posting your job to extension builders in TW4.
"Loft conversion" - TW14, job posted 01/01/70
"Loft conversion" - TW14, job posted 01/01/70
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 - £17,694

Two storey extension - £88,290

Build a timber frame extension - £26,194

Build a swimming pool - £81,194

Single storey extension - £58,872

Side return extension - £43,678

Install an RSJ - £2,394

Outbuilding - £10,194

Build a Mansard loft conversion - £52,194

Loft conversion - £35,565

Build a kitchen extension - £42,194

Hip to gable loft conversion - £42,194

Granny annexe - £87,194

Garden office - £10,194

Convert a Garage - £16,194

Garage - £18,694

Build a flat roof extension - £22,194

Build a dormer loft conversion - £42,194

Concrete foundations - £6,444

Convert a bungalow loft - £29,194

Convert a basement - £39,678