From £26,048
Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in WC1A. No obligation free quotes...
From £26,424
Nouvell Decor is a trusted extension builder serving customers in WC1A and the surrounding area. Contact us to today to get a competitive quote for...
From £25,984
JK Doors is a trusted extension builder serving customers in WC1A and the surrounding area. Contact us to today to get a competitive quote for exte...
From £26,312
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £26,392
Need an Extension Builder in WC1A? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for many ye...
From £26,048
Trusted and professional extension builder in WC1A. Experienced in all extension buildering work and keeping within budget and on quote. WHITE EAGL...
From £26,160
Homeowners look no further if you want a qualified extension builder to work in your home. LCD Pixel Construction Ltd are tidy and neat, providing ...
From £26,328
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £25,920
Masonic Plumbing and Heating Ltd are here to help customers who need an Extension Builder in WC1A. We offer a competitive rate to complete all your...
From £26,192
Gb construction are here to help customers who need an Extension Builder in WC1A. We offer a competitive rate to complete all your extension build...

A timber frame extension built in WC1A typically ranges from £25,920 (Masonic Plumbing and Heating Ltd based in BR2) to £26,424 (Nouvell Decor based in IG9), but this will vary depending on the size of your extension, the design features you'd like and what your soil is like for the foundations.
Comparing extension builders estimates for building a timber frame extension gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build a timber frame extension in WC1A by posting a job with HaMuch and we'll send it to extension builders in WC1A.
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 - £17,681

Two storey extension - £88,271

Build a timber frame extension - £26,181

Build a swimming pool - £81,181

Single storey extension - £58,616

Side return extension - £43,534

Install an RSJ - £2,381

Outbuilding - £10,181

Build a Mansard loft conversion - £52,181

Loft conversion - £35,445

Build a kitchen extension - £42,181

Hip to gable loft conversion - £42,181

Granny annexe - £87,181

Garden office - £10,181

Convert a Garage - £16,181

Garage - £18,681

Build a flat roof extension - £22,181

Build a dormer loft conversion - £42,181

Concrete foundations - £6,431

Convert a bungalow loft - £29,181

Convert a basement - £39,534