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Slick Construction Ltd
Need to find an Extension Builder near you for all your extension buildering work?
Slick Construction Ltd provides a local, trusted extensi...
"Porch construction on the side entrance of the house" - TW3, job posted 21/08/26
TFC Construction
Trusted and professional extension builder in TW1. Experienced in all extension buildering work and keeping within budget and on quote. TFC Constru...
"Basement conversion" - TW2, job posted 04/05/26
Hawaii Ltd
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Loft conversion" - TWICKENHAM, job posted 01/07/25
Tota Builders
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Granny annexe" - TWICKENHAM, job posted 30/06/25
AMBUILD LTD
Need to find an Extension Builder near you for all your extension buildering work?
AMBUILD LTD provides a local, trusted extension builderi...
"Loft conversion" - TWICKENHAM, job posted 03/03/25
Michael Kramarz, MK Builds
Michael Kramarz, MK Builds are here to help customers who need an Extension Builder in TW1. We offer a competitive rate to complete all your extens...
"Concrete foundation" - HOUNSLOW, job posted 17/01/25
£38/hr
£238/day
Masterbuild & Design Ltd
Twickenham, TW1
Masterbuild & Design Ltd is an established and experienced local extension builder in TW1. Please contact us for a free, no obligation quote and co...
"Loft conversion" - TWICKENHAM, job posted 03/06/24
£46/hr
£289/day
Burbeck Project Management
Burbeck Project Management is a residential property development management company, working with clients across London to plan, design, and build ...
£43/hr
£270/day
BC 10 Builder Services
Greater London, TW1
BC 10 Builder Services are here to help customers who need an Extension Builder in TW1. We offer a competitive rate to complete all your extension ...
£41/hr
£258/day
Habitus Home Improvements
Trusted and professional extension builder in TW1. Experienced in all extension buildering work and keeping within budget and on quote. Habitus Hom...
£49/hr
£304/day
Dashwood Interiors
Greater London, TW1
Dashwood Interiors is one of the elegant kitchen designers and creators. We offer a one-window solution for a range of kitchen solutions enabling i...
£43/hr
£270/day
WeAreKooshty
Since launching our eponymous label in 2015, we have infused our love for Canada and Alaska into the DNA of the We Are Kooshty brand, rede?ning how...
£47/hr
£294/day
Patrick + Rosie
Greater London, TW1
Trusted and professional extension builder in TW1. Experienced in all extension buildering work and keeping within budget and on quote. Patrick + R...
£44/hr
£275/day
Twickenham Home Ltd
Need an Extension Builder in TW1? Twickenham Home Ltd has been helping local clients (10 mile radius) with their extension buildering jobs for many...
£51/hr
£316/day
Luka Construction LTD
Londonderry, TW1
Luka Construction Ltd offers professional building services to all of the London postcodes. We offer a variety of building services all carried out...
£41/hr
£260/day
Maltwood
Maltwood are here to help customers who need an Extension Builder in TW1. We offer a competitive rate to complete all your extension buildering job...
£44/hr
£277/day
Kapeti Ltd
At Kapeti Ltd we create well planned interior architecture and interior design projects. We offer turnkey solutions in residential and commercial s...
£47/hr
£293/day
Planning Design Building
Planning Design Building is a trusted extension builder serving customers in TW1 and the surrounding area. Contact us to today to get a competitive...
£41/hr
£258/day
Sherif Mourad
Need an Extension Builder in TW1? Sherif Mourad has been helping local clients (10 mile radius) with their extension buildering jobs for many years...
£41/hr
£262/day
Lofty Aspiration Builders
Lofty Aspiration Builders is an established extension buildering business in TW1. We come highly recommended and provide competitive quotes for you...
Quickly find an Extension Builder in TW1
Use these steps to find Extension Builders in TW1 for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in TW1. We’ll notify you via text or email when an Extension Builder is available to quote.
- Select your Extension Builder: Compare Extension Builders interested in working with you. You can use HaMuch to safely message local TW1 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 - £26,160
Garden office - £10,160
Granny annexe - £87,160
Build a flat roof extension - £22,160
Convert a Garage - £16,160
Hip to gable loft conversion - £42,160
Convert a bungalow loft - £29,160
Build a dormer loft conversion - £42,160
Build a swimming pool - £81,160
Build a Mansard loft conversion - £52,160
Concrete foundations - £6,410
Underpin a building - £17,660
Two storey extension - £88,240
Convert a basement - £39,300
Side return extension - £43,300
Loft conversion - £35,250
Garage - £18,660
Single storey extension - £58,200
Outbuilding - £10,160
Install an RSJ - £2,360
Build a kitchen extension - £42,160
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