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From £41,880
Can design and Construction
Erald Kanani
Member since August 2025
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
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 Forest Gate. No obligation free quot...
M Saleem Builders
Relax... you have found a reliable extension builder in Forest Gate. M Saleem Builders is a friendly and reliable company based in Forest Gate who ...
UK Drywall Ltd
UK Drywall Ltd is an established and experienced local extension builder in Forest Gate. 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 Forest Gate. 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 Forest Gate. G HAMID CONSTRUCTION LTD is a friendly and reliable company based in Forest Ga...
Kaseno Group
Kaseno Group are here to help customers who need an Extension Builder in Forest Gate. We offer a competitive rate to complete all your extension bu...
Dragan Building Construction
Need to find an Extension Builder near you for all your extension buildering work?
Dragan Building Construction provides a local, trusted e...
Glenward Builders Ltd
Experienced extension builder ready to quote for your work. Glenward Builders Ltd is the best extension builder in Forest Gate. No obligation free ...
Cost of dormer loft conversions in Forest Gate
In Forest Gate, prices for dormer loft conversions range from £41,872 (Dragan Building Construction based in E10) to £42,208 (GNB Construction Builders Ltd based in E15), 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 Forest Gate. 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?
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Estimates for common extension builder jobs in Forest Gate;
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 - £17,562
Two storey extension - £88,094
Build a timber frame extension - £26,062
Build a swimming pool - £81,062
Single storey extension - £56,248
Side return extension - £42,202
Install an RSJ - £2,262
Outbuilding - £10,062
Build a Mansard loft conversion - £52,062
Loft conversion - £34,335
Build a kitchen extension - £42,062
Hip to gable loft conversion - £42,062
Granny annexe - £87,062
Garden office - £10,062
Convert a Garage - £16,062
Garage - £18,562
Build a flat roof extension - £22,062
Build a dormer loft conversion - £42,062
Concrete foundations - £6,312
Convert a bungalow loft - £29,062
Convert a basement - £38,202