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From £42,176
MIHAI Martolea
Member since September 2026
Fedora and sons Ltd is a trusted extension builder serving customers in E11 and the surrounding area. Contact us to today to get a competitive quot...
Catalin CIOBANU
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in E11. No obligation free quotes and m...
Relax... you have found a reliable extension builder in E11. M Saleem Builders is a friendly and reliable company based in E11 who consider no job ...
UK Drywall Ltd is an established and experienced local extension builder in E11. Please contact us for a free, no obligation quote and competitive ...
Sampson Essien
London, E11
Thistle Bonding Coat: Ideal for use on low-suction backgrounds such as brick or concrete blocks, this product provided a solid foundation, Thi...
Kaseno Group are here to help customers who need an Extension Builder in E11. We offer a competitive rate to complete all your extension buildering...
Need to find an Extension Builder near you for all your extension buildering work?
Dragan Building Construction provides a local, trusted e...
Mehar Allahdeta
Experienced extension builder ready to quote for your work. Mehar builders limited is the best extension builder in E11. No obligation free quotes...
IONUT SORIN Leoveanu
Hi , we are profesional team , we are based in Leyton but we cover all London.
Happy customers = happy team= the business is gooin...
ASV Development Ltd are here to help customers who need an Extension Builder in E11. We offer a competitive rate to complete all your extension bui...

Hip to gable loft conversions range from the cheapest of £41,872 (Dragan Building Construction based in E10) to the dearest of £45,000 (Gardening Life Ltd based in E10).
Comparing extension builders estimates for converting a hip to gable roof 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 do a hip to gable loft conversion in E11 by posting a job with HaMuch and we will send it to extension builders in E11.
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 - £17,927

Two storey extension - £88,641

Build a timber frame extension - £26,427

Build a swimming pool - £81,427

Single storey extension - £63,544

Side return extension - £46,306

Install an RSJ - £2,627

Outbuilding - £10,427

Build a Mansard loft conversion - £52,427

Loft conversion - £37,755

Build a kitchen extension - £42,427

Hip to gable loft conversion - £42,427

Granny annexe - £87,427

Garden office - £10,427

Convert a Garage - £16,427

Garage - £18,927

Build a flat roof extension - £22,427

Build a dormer loft conversion - £42,427

Concrete foundations - £6,677

Convert a bungalow loft - £29,427

Convert a basement - £42,306