From £10,048
Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in Stanwell. No obligation free qu...
1 review
From £10,192
NIECEIC / NAAPIT GASSAFE WATER REGULATIONS We offer services towards completion of high end construction projects to dis...
"Did callout made safe my elctrical work thanks" - reviewed 16/05/23, REECYRUSSO
From £10,192
Need an Extension Builder in Stanwell? VA Structures has been helping local clients (10 mile radius) with their extension buildering jobs for many ...
From £10,280
Trusted and professional extension builder in Stanwell. Experienced in all extension buildering work and keeping within budget and on quote. DC Bui...
From £10,312
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £10,432
DP Services is a fully insured friendly local company which has been trading since 2002 and delivers high quality building work in domestic extensi...
From £10,152
I am a qualified, builder, electrician and plumber. I have been working in the construction industry for over 23 years and have built everything fr...
From £10,304
Hi we have 15 years of experience in building and construction industry our specialization is bathrooms and renovations please have a look at the w...
From £11,024
Buci builders ltd is a trusted extension builder serving customers in Stanwell and the surrounding area. Contact us to today to get a competitive q...
From £10,424
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Garden offices range from the cheapest of £10,048 (J&J Building Solutions based in SW16) to the dearest of £11,024 (Buci builders ltd based in SE27), but these are only estimates.
The best way to compare costs is to get actual quotes.
Get rates and quotes to build a garden office in Stanwell by posting a job with HaMuch. We'll send it to extension builders in Stanwell.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Garden Office near Staines-upon-Thames | £42 | £269 |
| Garden Office near Egham | £42 | £266 |
| Garden Office near Sunbury-on-Thames | £42 | £279 |
| Garden Office near Windsor & Maidenhead | £42 | £272 |
| Garden Office near Windsor | £41 | £271 |
| Garden Office near Slough | £42 | £272 |
| Garden Office near Hounslow | £43 | £281 |
| Garden Office near New Haw | £43 | £273 |
| Garden Office near Walton-on-Thames | £43 | £277 |
| Garden Office near Hillingdon | £63 | £276 |
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.

Underpin a building - £17,836

Two storey extension - £88,504

Build a timber frame extension - £26,336

Build a swimming pool - £81,336

Single storey extension - £61,720

Side return extension - £45,280

Install an RSJ - £2,536

Outbuilding - £10,336

Build a Mansard loft conversion - £52,336

Loft conversion - £36,900

Build a kitchen extension - £42,336

Hip to gable loft conversion - £42,336

Granny annexe - £87,336

Garden office - £10,336

Convert a Garage - £16,336

Garage - £18,836

Build a flat roof extension - £22,336

Build a dormer loft conversion - £42,336

Concrete foundations - £6,586

Convert a bungalow loft - £29,336

Convert a basement - £41,280