How HaMuch saves you money
Post your job for free
We send your job to ALL Leytonstone extension builders
Compare quotes
Available extension builders in Leytonstone reply
Save Money
Select your affordable Leytonstone extension builder
Post your job
Bspec Ltd
Mick Singh
At Building Services Contractors we pride ourselves on an efficient and friendly service, and strive to achieve 100% customer satisfaction.
Propello
Ali Alagoz
Propello is an established and experienced local extension builder in Leytonstone. Please contact us for a free, no obligation quote and competiti...
From £42,176
Fedora and sons Ltd
MIHAI Martolea
Member since September 2026
Fedora and sons Ltd is a trusted extension builder serving customers in Leytonstone and the surrounding area. Contact us to today to get a competit...
CC&D BUILDING LTD
Catalin CIOBANU
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in Leytonstone. No obligation free quot...
M Saleem Builders
Relax... you have found a reliable extension builder in Leytonstone. M Saleem Builders is a friendly and reliable company based in Leytonstone who ...
UK Drywall Ltd
Leytonstone, E11
UK Drywall Ltd is an established and experienced local extension builder in Leytonstone. Please contact us for a free, no obligation quote and comp...
KS Plastering SERVICE
Sampson Essien
Thistle Bonding Coat: Ideal for use on low-suction backgrounds such as brick or concrete blocks, this product provided a solid foundation, Thi...
GNB Construction Builders Ltd
Trusted and professional extension builder in Leytonstone. Experienced in all extension buildering work and keeping within budget and on quote. GNB...
G HAMID CONSTRUCTION LTD
Relax... you have found a reliable extension builder in Leytonstone. G HAMID CONSTRUCTION LTD is a friendly and reliable company based in Leytonsto...
Kaseno Group
Kaseno Group are here to help customers who need an Extension Builder in Leytonstone. We offer a competitive rate to complete all your extension bu...
Cost of dormer loft conversions in Leytonstone
In Leytonstone, prices for dormer loft conversions range from £41,920 (G HAMID CONSTRUCTION LTD based in E6) to £43,584 (Propello based in E17), 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 Leytonstone. Post your job on HaMuch now and we'll put you in touch with available extension builders.
- How much does a dormer loft conversion cost?
- Dormer loft conversion cost per m2
- Factors affecting the cost of a dormer loft conversion
- What is a dormer loft conversion?
- How long does a dormer loft conversion take?
- Do I need an architect to add a dormer?
- Do I need planning permission for a dormer loft conversion?
- Can you add a dormer to any house?
- How much extra space does a dormer give you?
Get extension builder rates instantly
Estimates for common extension builder jobs in Leytonstone;
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 - £17,781
Two storey extension - £88,421
Build a timber frame extension - £26,281
Build a swimming pool - £81,281
Single storey extension - £60,616
Side return extension - £44,659
Install an RSJ - £2,481
Outbuilding - £10,281
Build a Mansard loft conversion - £52,281
Loft conversion - £36,383
Build a kitchen extension - £42,281
Hip to gable loft conversion - £42,281
Granny annexe - £87,281
Garden office - £10,281
Convert a Garage - £16,281
Garage - £18,781
Build a flat roof extension - £22,281
Build a dormer loft conversion - £42,281
Concrete foundations - £6,531
Convert a bungalow loft - £29,281
Convert a basement - £40,659