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Robert Buci
Buci builders ltd is a trusted extension builder serving customers in SW2 and the surrounding area. Contact us to today to get a competitive quote ...
Vasi J
No Call out charges!
All Jobs Fully Insured and Guaranteed !!!
All aspects of Plumbing, Heating and Drains....
..."I am very pleased with the work carried out. All very clear and transparent." - ROMFORD,reviewed 10/01/18, KELLY
PW Construction & Renovation Ltd is a trusted extension builder serving customers in SW2 and the surrounding area. Contact us to today to get a com...
Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in SW2. No obligation free qu...
Relax... you have found a reliable extension builder in SW2. PRM BUILDING is a friendly and reliable company based in SW2 who consider no job as to...
Trusted and professional extension builder in SW2. Experienced in all extension buildering work and keeping within budget and on quote. Vidanov Bui...
Peter Cesma
Experienced builder in all aspects of building works. All work guaranteed. Quality finish, promt ,honest and reliable services. Public liabil...
R C BUILDER is a trusted extension builder serving customers in SW2 and the surrounding area. Contact us to today to get a competitive quote for ex...
Raymond Zmuda
Trusted and professional extension builder in SW2. Experienced in all extension buildering work and keeping within budget and on quote. Astraway Co...
Quality Carpentry is a trusted extension builder serving customers in SW2 and the surrounding area. Contact us to today to get a competitive quote ...

In SW2, prices for dormer loft conversions range from £41,984 (RCB Group Design & Build based in SE21) to £43,024 (Buci builders ltd based in SE27), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.
The best way to get an accurate price is to compare quotes from extension builders in SW2. Post your job on HaMuch now and we'll put you in touch with available extension builders.
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 - £17,718

Two storey extension - £88,328

Build a timber frame extension - £26,218

Build a swimming pool - £81,218

Single storey extension - £59,368

Side return extension - £43,957

Install an RSJ - £2,418

Outbuilding - £10,218

Build a Mansard loft conversion - £52,218

Loft conversion - £35,798

Build a kitchen extension - £42,218

Hip to gable loft conversion - £42,218

Granny annexe - £87,218

Garden office - £10,218

Convert a Garage - £16,218

Garage - £18,718

Build a flat roof extension - £22,218

Build a dormer loft conversion - £42,218

Concrete foundations - £6,468

Convert a bungalow loft - £29,218

Convert a basement - £39,957