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QA's Pointing Brick Repair
Relax... you have found a reliable extension builder in Sloane Square. QA's Pointing and Brick Repair is a friendly and reliable company based in S...
Relax... you have found a reliable extension builder in Sloane Square. M & A UK Ltd is a friendly and reliable company based in Sloane Square who c...
Jay Reid
Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in Sloane Square. No obligati...
CK Constructions & Development Ltd is a trusted extension builder serving customers in Sloane Square and the surrounding area. Contact us to today ...
London Construction is an established and experienced local extension builder in Sloane Square. Please contact us for a free, no obligation quote a...
A to Z Builders Ltd are here to help customers who need an Extension Builder in Sloane Square. We offer a competitive rate to complete all your ext...
Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in Sloane Square. No obligation...
JK Doors is a trusted extension builder serving customers in Sloane Square and the surrounding area. Contact us to today to get a competitive quote...
JM Building Services is a trusted extension builder serving customers in Sloane Square and the surrounding area. Contact us to today to get a compe...

Garden offices range from the cheapest of £9,976 (A to Z Builders Ltd based in SW1P) to the dearest of £12,320 (Reid and Co Developments Ltd based in NW8), but these are only estimates.
The best way to compare costs is to get actual quotes.
Get rates and quotes to build a garden office in Sloane Square by posting a job with HaMuch. We'll send it to extension builders in Sloane Square.
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 - £17,926

Two storey extension - £88,638

Build a timber frame extension - £26,426

Build a swimming pool - £81,426

Single storey extension - £63,512

Side return extension - £46,288

Install an RSJ - £2,626

Outbuilding - £10,426

Build a Mansard loft conversion - £52,426

Loft conversion - £37,740

Build a kitchen extension - £42,426

Hip to gable loft conversion - £42,426

Granny annexe - £87,426

Garden office - £10,426

Convert a Garage - £16,426

Garage - £18,926

Build a flat roof extension - £22,426

Build a dormer loft conversion - £42,426

Concrete foundations - £6,676

Convert a bungalow loft - £29,426

Convert a basement - £42,288