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Master Builders
Need to find an Extension Builder near you for all your extension buildering work?
Master Builders provides a local, trusted extension buil...
"1st floor Timber frame extension 28m2" - SE9, job posted 15/04/26
POVERSET BUILDING COMPANY
Curtis Archer
Relax... you have found a reliable extension builder in Chislehurst. POVERSET BUILDING COMPANY is a friendly and reliable company based in Chislehu...
"Bungalow loft conversion" - PETTS WOOD, job posted 28/02/25
Aumosa Ltd
Experienced extension builder ready to quote for your work. Aumosa Ltd is the best extension builder in Chislehurst. No obligation free quotes and ...
"Bungalow loft conversion" - PETTS WOOD, job posted 16/01/25
R&K EVANS BUILDERS
Chislehurst, BR7
R&K EVANS BUILDERS is an established extension buildering business in Chislehurst. We come highly recommended and provide competitive quotes for yo...
May & Sons Building Solutions Limited
Our building services company May & Sons Building Solutions Limited is a family-run business established in 2019. Since then we have been helping c...
Fairview Construction Team Ltd.
As a well-established, FMB-approved construction company, we have offices in both North and South London. Because we operate out of Bromley and Isl...
PARAMOUNT CONSTRUCTION (UK)
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Altash Building Services
Experienced extension builder ready to quote for your work. Altash Building Services is the best extension builder in Chislehurst. No obligation fr...
MONUMENTAL CONSTRUCTION LIMITE
MONUMENTAL CONSTRUCTION LIMITE are here to help customers who need an Extension Builder in Chislehurst. We offer a competitive rate to complete all...
RJC BUILDING SERVICES
Need an Extension Builder in Chislehurst? RJC BUILDING SERVICES has been helping local clients (10 mile radius) with their extension buildering job...
Ha property services
Ha property services is an established and experienced local extension builder in Chislehurst. Please contact us for a free, no obligation quote an...
£37/hr
£237/day
Inspired Building Projects Limited
Need an Extension Builder in Chislehurst? Inspired Building Projects Limited has been helping local clients (10 mile radius) with their extension b...
£42/hr
£261/day
SE One Builders Ltd
Chislehurst Kent, BR7
Our building services company SE One Builders Ltd was established in 1992. Since then, we have been helping customers in Chislehurst and the surrou...
£43/hr
£272/day
TDR Property Maintenance
Tony Renouf
We are TDR Property Maintenance, a business that takes great pride in our work.
(Price Work Only)
Services We Cover:
...£46/hr
£290/day
PROBUILD (SE) LTD
Relax... you have found a reliable extension builder in Chislehurst. PROBUILD (SE) LTD is a friendly and reliable company based in Chislehurst who ...
£40/hr
£252/day
Belmont Building Company Ltd
Need to find an Extension Builder near you for all your extension buildering work?
Belmont Building Company Ltd provides a local, trusted e...
£47/hr
£291/day
BELMONT BUILDING COMPANY LTD
Chislehurst, BR7
Trusted and professional extension builder in Chislehurst. Experienced in all extension buildering work and keeping within budget and on quote. BEL...
£40/hr
£251/day
OBC Building and Construction
Experienced extension builder ready to quote for your work. OBC Building and Construction is the best extension builder in Chislehurst. No obligati...
£47/hr
£299/day
Synsera Homes
Greater London, BR7
Need an Extension Builder in Chislehurst? Synsera Homes has been helping local clients (10 mile radius) with their extension buildering jobs for ma...
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- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in Chislehurst. 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 Chislehurst 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 - £26,120

Garden office - £10,120

Granny annexe - £87,120

Build a flat roof extension - £22,120

Convert a Garage - £16,120

Hip to gable loft conversion - £42,120

Convert a bungalow loft - £29,120

Build a dormer loft conversion - £42,120

Build a swimming pool - £81,120

Build a Mansard loft conversion - £52,120

Concrete foundations - £6,370

Underpin a building - £17,620

Two storey extension - £88,180

Convert a basement - £38,850

Side return extension - £42,850

Loft conversion - £34,875

Garage - £18,620

Single storey extension - £57,400

Outbuilding - £10,120

Install an RSJ - £2,320

Build a kitchen extension - £42,120
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