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MJ Builders (London) Ltd
Hardeep Samra
MJ Builders (London) Ltd are here to help customers who need an Extension Builder in Hanwell. We offer a competitive rate to complete all your exte...
"New loft and side extension roof changing" - SOUTHALL, job posted 30/08/26
Elite Construction London Ltd
Elite Construction London Ltd
Elite Construction London Ltd has been one of the top providers of building and remodeling services in London for more than ten years.Our goal is ...
"Loft conversion" - EALING, job posted 25/06/26
DIAL 1ST CONSTRUCTION LTD
Experienced extension builder ready to quote for your work. DIAL 1ST CONSTRUCTION LTD is the best extension builder in Hanwell. No obligation free ...
"Garage" - PERIVALE, job posted 14/01/26
Global Building & Designs Ltd
Hanwell, W7
Global Building & Designs Ltd is an established and experienced local extension builder in Hanwell. Please contact us for a free, no obligation quo...
"Loft conversion" - SOUTHALL, job posted 03/11/25
S.K Singh
Need an Extension Builder in Hanwell? S.K Singh has been helping local clients (10 mile radius) with their extension buildering jobs for many years...
"Basement conversion" - WEST EALING, job posted 03/05/25
Polish Builders Union Ltd
Need an Extension Builder in Hanwell? Polish Builders Union Ltd has been helping local clients (5 mile radius) with their extension buildering jobs...
"Loft conversion" - EALING, job posted 29/04/25
Kacmar Building Service
Trusted and professional extension builder in Hanwell. Experienced in all extension buildering work and keeping within budget and on quote. Kacmar ...
"Kitchen extension" - WEST EALING, job posted 24/04/25
RAF Construction Solutions
RAF Construction Solutions is an established and experienced local extension builder in Hanwell. Please contact us for a free, no obligation quote ...
"Side return extension" - SOUTHALL, job posted 10/02/25
Decorators, Builders
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"2 storey extension required" - SOUTHALL, job posted 08/10/24
Tom Corrigan Building & Decorating
Tom Corrigan Building & Decorating are here to help customers who need an Extension Builder in Hanwell. We offer a competitive rate to complete all...
"Loft conversion in Greenford. Hip and gable seni detached property . Interested in quotes for the shell stage, 1st fix and second fix" - SOUTHALL, job posted 06/08/24
Kairon Construction
Experienced extension builder ready to quote for your work. Kairon Construction is the best extension builder in Hanwell. No obligation free quotes...
"Loft conversion..Plus planning" - SOUTHALL, job posted 20/06/24
D.S Builders
D.S Builders is a trusted extension builder serving customers in Hanwell and the surrounding area. Contact us to today to get a competitive quote f...
"Outbuilding" - HANWELL, job posted 03/06/24
House Builders London
Need an Extension Builder in Hanwell? House Builders London has been helping local clients (10 mile radius) with their extension buildering jobs fo...
"8m Dormer Loft conversion with 2 bedrooms and 2 bathrooms. Let me have your email id and I will send drawings so that you can provide us with quote" - SOUTHALL, job posted 26/02/24
London Wide Property Refurbishment
Trusted and professional extension builder in Hanwell. Experienced in all extension buildering work and keeping within budget and on quote. London ...
"Loft conversion" - SOUTHALL, job posted 29/01/24
Kensington Maintenance Ltd
Kensington Maintenance Ltd is a trusted extension builder serving customers in Hanwell and the surrounding area. Contact us to today to get a compe...
"Loft conversion of a two bedroom flat at the end of the set of flats, to convert loft into a one bedroom flat, with 3 windows, bath,toilet and kitchen in UB 1 1PQ" - SOUTHALL, job posted 27/07/23
ART DESIGN INTERIORS UK LTD
Experienced extension builder ready to quote for your work. ART DESIGN INTERIORS UK LTD is the best extension builder in Hanwell. No obligation fre...
"Loft conversion of a two bedroom flat at the end of the set of flats, to convert loft into a one bedroom flat, with 3 windows, bath,toilet and kitchen in UB 1 1PQ" - SOUTHALL, job posted 27/07/23
GN Property Services Ltd
GN Property Services Ltd are here to help customers who need an Extension Builder in Hanwell. We offer a competitive rate to complete all your exte...
Detail D Limited
Detail D Limited is a trusted extension builder serving customers in Hanwell and the surrounding area. Contact us to today to get a competitive quo...
In Home Building Construction Ltd
In Home Building Construction Ltd are here to help customers who need an Extension Builder in Hanwell. We offer a competitive rate to complete all ...
Caro Construction Ltd
Caro Construction Ltd is an established and experienced local extension builder in Hanwell. Please contact us for a free, no obligation quote and c...
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- Select your Extension Builder: Compare Extension Builders interested in working with you. You can use HaMuch to safely message local Hanwell Extension Builders or phone them directly - you’re in control!
Local Extension Builders in London Boroughs
Job estimates from extension builders near you
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.
Build a timber frame extension - £26,176
Garden office - £10,176
Granny annexe - £87,176
Build a flat roof extension - £22,176
Convert a Garage - £16,176
Hip to gable loft conversion - £42,176
Convert a bungalow loft - £29,176
Build a dormer loft conversion - £42,176
Build a swimming pool - £81,176
Build a Mansard loft conversion - £52,176
Concrete foundations - £6,426
Underpin a building - £17,676
Two storey extension - £88,264
Convert a basement - £39,480
Side return extension - £43,480
Loft conversion - £35,400
Garage - £18,676
Single storey extension - £58,520
Outbuilding - £10,176
Install an RSJ - £2,376
Build a kitchen extension - £42,176
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