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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...
"Two storey extension" - SL6, job posted 26/08/26
A L King Services
Experienced extension builder ready to quote for your work. A L King Services is the best extension builder in Maidenhead. No obligation free quote...
"Building cluster body cluster board cluster board and +3" - SL7, job posted 16/05/26
ASAP Roofing & Exterior Maintenance
ASAP Roofing & Exterior Maintenance is a trusted extension builder serving customers in Maidenhead and the surrounding area. Contact us to today to...
"Remove internal wall , fit RSJ , plaster ceiling" - SL1, job posted 31/01/26
A South View
Maidenhead, SL6
Experienced extension builder ready to quote for your work. A South View is the best extension builder in Maidenhead. No obligation free quotes and...
"Single storey extension" - MARLOW, job posted 14/08/25
Ani Mokashi
Ani Mokashi is an established and experienced local extension builder in Maidenhead. Please contact us for a free, no obligation quote and competit...
"Loft conversion" - SL2, job posted 11/06/24
NICE BUILD
Experienced extension builder ready to quote for your work. NICE BUILD is the best extension builder in Maidenhead. No obligation free quotes and m...
"Domer Loft conversion" - SL2, job posted 07/04/24
Dub Solutions
Dub Solutions is a trusted extension builder serving customers in Maidenhead and the surrounding area. Contact us to today to get a competitive quo...
"Loft conversion" - SL6, job posted 07/03/24
ABC Associates STRUCTURES 4 U
Relax... you have found a reliable extension builder in Maidenhead. ABC Associates STRUCTURES 4 U is a friendly and reliable company based in Maide...
MRE Maintenance Services
MRE Maintenance Services is an established and experienced local extension builder in Maidenhead. Please contact us for a free, no obligation quote...
BeautifulRenovation
BeautifulRenovation are here to help customers who need an Extension Builder in Maidenhead. We offer a competitive rate to complete all your extens...
EIC Builders Ltd
EIC Builders Ltd are here to help customers who need an Extension Builder in Maidenhead. We offer a competitive rate to complete all your extension...
Sherry Construction
Experienced extension builder ready to quote for your work. Sherry Construction is the best extension builder in Maidenhead. No obligation free quo...
BDR Home Improvement
BDR Home Improvement are here to help customers who need an Extension Builder in Maidenhead. We offer a competitive rate to complete all your exten...
B.A Ruffle Building Contractor
Maidenhead, SL6
B.A Ruffle Building Contractor is an established extension buildering business in Maidenhead. We come highly recommended and provide competitive qu...
HAMPTON CONSTRUCTION LTD
HAMPTON CONSTRUCTION LTD are here to help customers who need an Extension Builder in Maidenhead. We offer a competitive rate to complete all your e...
TENNORCREST CONSTRUCTION
Maidenhead, SL6
Trusted and professional extension builder in Maidenhead. Experienced in all extension buildering work and keeping within budget and on quote. TENN...
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 Maidenhead. No obligation free quotes and...
Mario Polish Builders
Mario
Trusted and professional extension builder in Maidenhead. Experienced in all extension buildering work and keeping within budget and on quote. Mari...
Building High Wycombe
Relax... you have found a reliable extension builder in Maidenhead. Building High Wycombe is a friendly and reliable company based in Maidenhead wh...
Compare Maidenhead extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Maidenhead | £41 | £273 |
| Extension Builders near Windsor | £41 | £271 |
| Extension Builders near Windsor & Maidenhead | £42 | £272 |
| Extension Builders near Slough | £42 | £272 |
| Extension Builders near High Wycombe | £39 | £272 |
| Extension Builders near Bracknell Forest | £40 | £270 |
| Extension Builders near Bracknell | £40 | £269 |
| Extension Builders near Ascot | £41 | £276 |
| Extension Builders near Wycombe | £40 | £271 |
| Extension Builders near Gerrards Cross | £43 | £283 |
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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