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Trusted and professional extension builder in E3. Experienced in all extension buildering work and keeping within budget and on quote. GNB Construc...
Experienced extension builder ready to quote for your work. Glenward Builders Ltd is the best extension builder in E3. No obligation free quotes an...
KAROL OMILIAN BUILDING SERVICE is a trusted extension builder serving customers in E3 and the surrounding area. Contact us to today to get a compet...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Daniel Dixon
Need to find an Extension Builder near you for all your extension buildering work?
Renobuild Group provides a local, trusted extension buil...
Andy Tunmer Building Services is an established and experienced local extension builder in E3. Please contact us for a free, no obligation quote an...
Carland Builders Ltd are here to help customers who need an Extension Builder in E3. We offer a competitive rate to complete all your extension bui...
Relax... you have found a reliable extension builder in E3. Carbin Canopy is a friendly and reliable company based in E3 who consider no job as too...
At House Proud Construction we fit bespoke bathrooms for discerning customers in East London and the surrounding area.It is a well-known fa...
Trusted and professional extension builder in E3. Experienced in all extension buildering work and keeping within budget and on quote. AB Building ...

Garage conversions in E3 typically range from £15,904 (ALRIMO CONSTRUCTION LTD based in E15) to £16,448 (House Proud Construction & Design based in E9), but the only way to get an accurate cost for your specific project is to get quotes.
Post a job with HaMuch and we'll send it to extension builders in E3 who will be happy to help.
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 - £17,720

Two storey extension - £88,330

Build a timber frame extension - £26,220

Build a swimming pool - £81,220

Single storey extension - £59,400

Side return extension - £43,975

Install an RSJ - £2,420

Outbuilding - £10,220

Build a Mansard loft conversion - £52,220

Loft conversion - £35,813

Build a kitchen extension - £42,220

Hip to gable loft conversion - £42,220

Granny annexe - £87,220

Garden office - £10,220

Convert a Garage - £16,220

Garage - £18,720

Build a flat roof extension - £22,220

Build a dormer loft conversion - £42,220

Concrete foundations - £6,470

Convert a bungalow loft - £29,220

Convert a basement - £39,975