Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Relax... you have found a reliable extension builder in BS40. A M I Construction is a friendly and reliable company based in BS40 who consider no j...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
N J Laity & Son & Grandson's are here to help customers who need an Extension Builder in BS40. We offer a competitive rate to complete all your ext...
MOORLAND DESIGN & BUILD LTD are here to help customers who need an Extension Builder in BS40. We offer a competitive rate to complete all your exte...
Neil Causon & Son is an established and experienced local extension builder in BS40. Please contact us for a free, no obligation quote and competit...
Need an Extension Builder in BS40? Mucha Construcion has been helping local clients (20 mile radius) with their extension buildering jobs for many ...
Pat Hancock
Need to find an Extension Builder near you for all your extension buildering work?
P K BUILDING provides a local, trusted extension builder...
Gary
GARY G BOND LIMITED are here to help customers who need an Extension Builder in BS40. We offer a competitive rate to complete all your extension bu...
Relax... you have found a reliable extension builder in BS40. RD Pope Construction is a friendly and reliable company based in BS40 who consider no...

Outbuilding costs in BS40 range from the cheapest of £9,048 (P K BUILDING based in TA8) to the dearest of £10,544 (GARY G BOND LIMITED based in BS16), 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 BS40 by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near North Somerset | £32 | £245 |
| Outbuilding near Clifton | £33 | £255 |
| Outbuilding near Bristol | £33 | £255 |
| Outbuilding near Clevedon | £32 | £243 |
| Outbuilding near Bath | £32 | £249 |
| Outbuilding near Portishead | £33 | £247 |
| Outbuilding near Keynsham | £33 | £251 |
| Outbuilding near Weston-super-Mare | £33 | £253 |
| Outbuilding near Kingswood | £34 | £257 |
| Outbuilding near Bradley Stoke | £34 | £259 |
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 - £17,388

Two storey extension - £87,832

Build a timber frame extension - £25,888

Build a swimming pool - £80,888

Single storey extension - £52,760

Side return extension - £40,240

Install an RSJ - £2,088

Outbuilding - £9,888

Build a Mansard loft conversion - £51,888

Loft conversion - £32,700

Build a kitchen extension - £41,888

Hip to gable loft conversion - £41,888

Granny annexe - £86,888

Garden office - £9,888

Convert a Garage - £15,888

Garage - £18,388

Build a flat roof extension - £21,888

Build a dormer loft conversion - £41,888

Concrete foundations - £6,138

Convert a bungalow loft - £28,888

Convert a basement - £36,240