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BPS Building
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Two storey extension" - NW6, job posted 27/09/26
NWL Renovations Ltd
Patrick Gavin
Need an Extension Builder in NW8? NWL Renovations Ltd has been helping local clients (5 mile radius) with their extension buildering jobs for many...
"Concrete foundation" - W1T, job posted 16/10/25
SLS BUILDERS LIMITED
SLS BUILDERS LIMITED is a trusted extension builder serving customers in NW8 and the surrounding area. Contact us to today to get a competitive quo...
M & A UK Ltd
Relax... you have found a reliable extension builder in NW8. M & A UK Ltd is a friendly and reliable company based in NW8 who consider no job as to...
JK Doors
JK Doors is a trusted extension builder serving customers in NW8 and the surrounding area. Contact us to today to get a competitive quote for exten...
ELJHANI BUILDING & PROPERTY MANAGEMENT SERVICES LTD
Hussein Eljhani
We are highly professional Builders Company, hones pricing and reliable, we leave all areas clean and tidy.
Plum & Bros Loft Ltd
Plum & Bros Loft Ltd is an established extension buildering business in NW8. We come highly recommended and provide competitive quotes for your wor...
EUROBUILD PROPERTIES CO LTD
Need to find an Extension Builder near you for all your extension buildering work?
EUROBUILD PROPERTIES CO LTD provides a local, trusted ex...
£45/hr
£279/day
Pro Fast Build
Pro Fast Build Ltd. is a well established building company specialising in all areas of building work – interior and exterior. We are the best ch...
£45/hr
£279/day
Hartley Limited
Trusted and professional extension builder in NW8. Experienced in all extension buildering work and keeping within budget and on quote. Hartley Lim...
£42/hr
£269/day
plansing
Plansing Ltd
Experience the best architectural design services with PLANSING, where we flawlessly integrate innovative architectural designer products to bring ...
£50/hr
£311/day
Novo Solutions Group Ltd
Welcome to Novo Solutions Group Ltd - Your premier building construction and renovation specialists. Based in the UK, Novo Solutions Group...
£48/hr
£303/day
Masters Construction UK
Joel Cayless white
20 years experience in high end carpentry, joinery and furniture making
£47/hr
£292/day
Cly Design
Cly Design offers comprehensive interior design services, from concept to final installation, and collaborates alongside a range of trusted supplie...
£41/hr
£259/day
London Craftmasters LTD
Greater London, NW8
London Craftmasters LTD is an established and experienced local extension builder in NW8. Please contact us for a free, no obligation quote and com...
£41/hr
£255/day
Niko Jikuri
What we do is create, build, extend, convert, or renovate your home. We make it beautiful and complete with any associated built-in or other furnit...
£42/hr
£263/day
ProHome Construction ltd
Trusted and professional extension builder in NW8. Experienced in all extension buildering work and keeping within budget and on quote. ProHome Con...
£47/hr
£294/day
ADAM Carpentry
Need to find an Extension Builder near you for all your extension buildering work?
ADAM Carpentry provides a local, trusted extension build...
£46/hr
£284/day
Bonsai Property Services
Bonsai Property Services are here to help customers who need an Extension Builder in NW8. We offer a competitive rate to complete all your extensio...
£47/hr
£296/day
Mark Collett Design and Build
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Quickly find an Extension Builder in NW8
Use these steps to find Extension Builders in NW8 for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in NW8. 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 NW8 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 - £26,240
Garden office - £10,240
Granny annexe - £87,240
Build a flat roof extension - £22,240
Convert a Garage - £16,240
Hip to gable loft conversion - £42,240
Convert a bungalow loft - £29,240
Build a dormer loft conversion - £42,240
Build a swimming pool - £81,240
Build a Mansard loft conversion - £52,240
Concrete foundations - £6,490
Underpin a building - £17,740
Two storey extension - £88,360
Convert a basement - £40,200
Side return extension - £44,200
Loft conversion - £36,000
Garage - £18,740
Single storey extension - £59,800
Outbuilding - £10,240
Install an RSJ - £2,440
Build a kitchen extension - £42,240
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