From £35,880
Downend, BS16
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £36,150
Relax... you have found a reliable extension builder in Downend. A M I Construction is a friendly and reliable company based in Downend who conside...
From £40,830
N J Laity & Son & Grandson's are here to help customers who need an Extension Builder in Downend. We offer a competitive rate to complete all your ...
From £35,700
MOORLAND DESIGN & BUILD LTD are here to help customers who need an Extension Builder in Downend. We offer a competitive rate to complete all your e...
From £34,440
Neil Causon & Son is an established and experienced local extension builder in Downend. Please contact us for a free, no obligation quote and compe...
From £35,520
Need an Extension Builder in Downend? Mucha Construcion has been helping local clients (20 mile radius) with their extension buildering jobs for ma...
From £43,620
GARY G BOND LIMITED are here to help customers who need an Extension Builder in Downend. We offer a competitive rate to complete all your extension...
From £36,600
Relax... you have found a reliable extension builder in Downend. RD Pope Construction is a friendly and reliable company based in Downend who consi...
From £34,890
Trusted and professional extension builder in Downend. Experienced in all extension buildering work and keeping within budget and on quote. Jeremy ...
From £39,840
FEATHERBED CONSTRUCTION is a trusted extension builder serving customers in Downend and the surrounding area. Contact us to today to get a competit...

Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost to convert a basement in Downend by posting a job with HaMuch and we will send it to extension builders in Downend.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Kingswood | £34 | £257 |
| Convert A Basement near South Gloucestershire | £34 | £260 |
| Convert A Basement near Bristol | £33 | £255 |
| Convert A Basement near Bradley Stoke | £34 | £259 |
| Convert A Basement near Clifton | £33 | £255 |
| Convert A Basement near Keynsham | £33 | £251 |
| Convert A Basement near Yate | £34 | £263 |
| Convert A Basement near Portishead | £33 | £247 |
| Convert A Basement near Bath | £32 | £249 |
| Convert A Basement near North Somerset | £32 | £245 |
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 - £17,486

Two storey extension - £87,980

Build a timber frame extension - £25,986

Build a swimming pool - £80,986

Single storey extension - £54,728

Side return extension - £41,347

Install an RSJ - £2,186

Outbuilding - £9,986

Build a Mansard loft conversion - £51,986

Loft conversion - £33,623

Build a kitchen extension - £41,986

Hip to gable loft conversion - £41,986

Granny annexe - £86,986

Garden office - £9,986

Convert a Garage - £15,986

Garage - £18,486

Build a flat roof extension - £21,986

Build a dormer loft conversion - £41,986

Concrete foundations - £6,236

Convert a bungalow loft - £28,986

Convert a basement - £37,347