Need to find an Extension Builder near you for all your extension buildering work?
AJ Wells provides a local, trusted extension buildering ...
Building Vision London Ltd is a trusted extension builder serving customers in Earlsfield and the surrounding area. Contact us to today to get a co...
Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in Earlsfield. No obligation ...
London Construction is an established and experienced local extension builder in Earlsfield. Please contact us for a free, no obligation quote and ...
Red Box are a Fulham-based building and decorating business who work in West and Southwest London, and who specialise in fine interior renovations,...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Renaissance Timothy Brewer Ltd is an established extension buildering business in Earlsfield. We come highly recommended and provide competitive qu...
Trusted and professional extension builder in Earlsfield. Experienced in all extension buildering work and keeping within budget and on quote. Soni...

Outbuilding costs in Earlsfield range from the cheapest of £10,072 (Sonik Building Services based in SW19) to the dearest of £10,448 (AJ Wells based in SW15), but these are just estimates.
Comparing extension builders estimates for building an outbuilding 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 an outbuilding in Earlsfield by posting a job with HaMuch and we will send it to extension builders.
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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 - £17,754

Two storey extension - £88,382

Build a timber frame extension - £26,254

Build a swimming pool - £81,254

Single storey extension - £60,088

Side return extension - £44,362

Install an RSJ - £2,454

Outbuilding - £10,254

Build a Mansard loft conversion - £52,254

Loft conversion - £36,135

Build a kitchen extension - £42,254

Hip to gable loft conversion - £42,254

Granny annexe - £87,254

Garden office - £10,254

Convert a Garage - £16,254

Garage - £18,754

Build a flat roof extension - £22,254

Build a dormer loft conversion - £42,254

Concrete foundations - £6,504

Convert a bungalow loft - £29,254

Convert a basement - £40,362