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Lp Townsend Brickwork
Lee Townsend
Need to find an Extension Builder near you for all your extension buildering work?
Lp Townsend Brickwork provides a local, trusted extensio...
"I need lentil putting In above my bay window" - FARHAM COMMON, job posted 30/10/26
AV Home Improvements
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
"Single storey extension" - SL9, job posted 27/09/26
Sharp Building Ltd
Sharp Building Ltd is an established and experienced local extension builder in Gerrards Cross. Please contact us for a free, no obligation quote a...
"Two storey extension" - WD3, job posted 13/05/26
Mario Prajar Building Services
Mario Prajar Building Services is an established and experienced local extension builder in Gerrards Cross. Please contact us for a free, no obliga...
"Loft conversion" - BEACONSFIELD, job posted 15/10/25
MAX CONSTRUCTION LTD
Need to find an Extension Builder near you for all your extension buildering work?
MAX CONSTRUCTION LTD provides a local, trusted extension...
C T Edwards
Relax... you have found a reliable extension builder in Gerrards Cross. C T Edwards is a friendly and reliable company based in Gerrards Cross who ...
Building Service and Support Ltd
Relax... you have found a reliable extension builder in Gerrards Cross. Building Service and Support Ltd is a friendly and reliable company based i...
ALG Renovations
ALG Renovations is a well established, trustworthy, reliable and professional operation with over 17 years experience myself in the trade, base...
MRE Maintenance Services
MRE Maintenance Services is an established and experienced local extension builder in Gerrards Cross. Please contact us for a free, no obligation q...
BeautifulRenovation
BeautifulRenovation are here to help customers who need an Extension Builder in Gerrards Cross. We offer a competitive rate to complete all your ex...
Sherry Construction
Experienced extension builder ready to quote for your work. Sherry Construction is the best extension builder in Gerrards Cross. No obligation free...
EIC Builders Ltd
EIC Builders Ltd are here to help customers who need an Extension Builder in Gerrards Cross. We offer a competitive rate to complete all your exten...
BDR Home Improvement
BDR Home Improvement are here to help customers who need an Extension Builder in Gerrards Cross. We offer a competitive rate to complete all your e...
HAMPTON CONSTRUCTION LTD
HAMPTON CONSTRUCTION LTD are here to help customers who need an Extension Builder in Gerrards Cross. We offer a competitive rate to complete all yo...
Matharu Buildings
Bill Matharu
Matharu Buildings is an established extension buildering business in Gerrards Cross. We come highly recommended and provide competitive quotes for ...
RODOF Ltd
Relax... you have found a reliable extension builder in Gerrards Cross. RODOF Ltd is a friendly and reliable company based in Gerrards Cross who co...
GMB BUILDING SERVICES
GMB BUILDING SERVICES is an established and experienced local extension builder in Gerrards Cross. Please contact us for a free, no obligation quot...
Sheppard Construction Ltd
Sheppard Construction Ltd is a trusted extension builder serving customers in Gerrards Cross and the surrounding area. Contact us to today to get a...
A Iqbal Construction Ltd
Our building services company A Iqbal Construction Ltd was established in 2018. Since then, we have been helping customers in Slough and the surrou...
Rai Builders
Experienced extension builder ready to quote for your work. Rai Builders is the best extension builder in Gerrards Cross. No obligation free quotes...
Compare Gerrards Cross extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Gerrards Cross | £43 | £283 |
| Extension Builders near Rickmansworth | £43 | £282 |
| Extension Builders near Hillingdon | £43 | £276 |
| Extension Builders near Slough | £42 | £272 |
| Extension Builders near Watford | £43 | £280 |
| Extension Builders near Hazlemere | £40 | £272 |
| Extension Builders near Chesham | £42 | £277 |
| Extension Builders near Windsor & Maidenhead | £42 | £272 |
| Extension Builders near Windsor | £41 | £271 |
| Extension Builders near Maidenhead | £41 | £273 |
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 - £26,232

Garden office - £10,232

Granny annexe - £87,232

Build a flat roof extension - £22,232

Convert a Garage - £16,232

Hip to gable loft conversion - £42,232

Convert a bungalow loft - £29,232

Build a dormer loft conversion - £42,232

Build a swimming pool - £81,232

Build a Mansard loft conversion - £52,232

Concrete foundations - £6,482

Underpin a building - £17,732

Two storey extension - £88,348

Convert a basement - £40,110

Side return extension - £44,110

Loft conversion - £35,925

Garage - £18,732

Single storey extension - £59,640

Outbuilding - £10,232

Install an RSJ - £2,432

Build a kitchen extension - £42,232
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