From £29,048
Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in N21. No obligation free quotes ...
From £29,392
Need an Extension Builder in N21? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for many yea...
From £29,048
Trusted and professional extension builder in N21. Experienced in all extension buildering work and keeping within budget and on quote. WHITE EAGLE...
From £29,160
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 £28,920
Masonic Plumbing and Heating Ltd are here to help customers who need an Extension Builder in N21. We offer a competitive rate to complete all your ...
From £29,192
Gb construction are here to help customers who need an Extension Builder in N21. We offer a competitive rate to complete all your extension builde...
From £29,184
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in N21. No obligation free quotes and m...
From £29,312
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £29,560
Our homes need to be regularly maintained and from time to time they need to be rejuvenated, modernised and enhanced. When it comes to building wor...
From £29,096
Experienced extension builder ready to quote for your work. Mr is the best extension builder in N21. No obligation free quotes and many happy custo...

In N21, bungalow loft conversions range from the cheapest of £28,920 (Masonic Plumbing and Heating Ltd based in BR2) to the dearest of £29,560 (Rafix Building based in EN4), but the best way to get accurate prices is to get quotes.
Post your job on HaMuch now to get extension builders quotes to convert your bungalow's loft in N21.
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 - £17,691

Two storey extension - £88,287

Build a timber frame extension - £26,191

Build a swimming pool - £81,191

Single storey extension - £58,824

Side return extension - £43,651

Install an RSJ - £2,391

Outbuilding - £10,191

Build a Mansard loft conversion - £52,191

Loft conversion - £35,543

Build a kitchen extension - £42,191

Hip to gable loft conversion - £42,191

Granny annexe - £87,191

Garden office - £10,191

Convert a Garage - £16,191

Garage - £18,691

Build a flat roof extension - £22,191

Build a dormer loft conversion - £42,191

Concrete foundations - £6,441

Convert a bungalow loft - £29,191

Convert a basement - £39,651