Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Lee Townsend
Need to find an Extension Builder near you for all your extension buildering work?
Lp Townsend Brickwork provides a local, trusted extensio...
BeautifulRenovation are here to help customers who need an Extension Builder in Colnbrook. We offer a competitive rate to complete all your extensi...
Colnbrook, SL3
MRE Maintenance Services is an established and experienced local extension builder in Colnbrook. Please contact us for a free, no obligation quote ...
Colnbrook, SL3
BDR Home Improvement are here to help customers who need an Extension Builder in Colnbrook. We offer a competitive rate to complete all your extens...
Experienced extension builder ready to quote for your work. Sherry Construction is the best extension builder in Colnbrook. No obligation free quot...
EIC Builders Ltd are here to help customers who need an Extension Builder in Colnbrook. We offer a competitive rate to complete all your extension ...
B.A Ruffle Building Contractor is an established extension buildering business in Colnbrook. We come highly recommended and provide competitive quo...
Varda
Need an Extension Builder in Colnbrook? VA Structures has been helping local clients (10 mile radius) with their extension buildering jobs for many...
Trusted and professional extension builder in Colnbrook. Experienced in all extension buildering work and keeping within budget and on quote. DC Bu...

Outbuilding costs in Colnbrook range from the cheapest of £9,680 (Lp Townsend Brickwork based in SL2) to the dearest of £10,312 (T M Builder based in UB4), but these are just estimates.
Comparing extension builders estimates for building an outbuilding gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build an outbuilding in Colnbrook by posting a job with HaMuch and we will send it to extension builders.
"Outbuilding" - SLOUGH, job posted 01/01/70
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Slough | £42 | £272 |
| Outbuilding near Windsor & Maidenhead | £42 | £272 |
| Outbuilding near Windsor | £41 | £271 |
| Outbuilding near Staines-upon-Thames | £42 | £269 |
| Outbuilding near Egham | £42 | £266 |
| Outbuilding near Hillingdon | £63 | £276 |
| Outbuilding near Gerrards Cross | £43 | £282 |
| Outbuilding near Maidenhead | £41 | £273 |
| Outbuilding near Ascot | £41 | £276 |
| Outbuilding near Sunbury-on-Thames | £42 | £279 |
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 - £17,583

Two storey extension - £88,125

Build a timber frame extension - £26,083

Build a swimming pool - £81,083

Single storey extension - £56,664

Side return extension - £42,436

Install an RSJ - £2,283

Outbuilding - £10,083

Build a Mansard loft conversion - £52,083

Loft conversion - £34,530

Build a kitchen extension - £42,083

Hip to gable loft conversion - £42,083

Granny annexe - £87,083

Garden office - £10,083

Convert a Garage - £16,083

Garage - £18,583

Build a flat roof extension - £22,083

Build a dormer loft conversion - £42,083

Concrete foundations - £6,333

Convert a bungalow loft - £29,083

Convert a basement - £38,436