From £37,860
Col-In the Builder is a trusted extension builder serving customers in Darnley and the surrounding area. Contact us to today to get a competitive q...
From £39,300
Kenmure Joinery Services are here to help customers who need an Extension Builder in Darnley. We offer a competitive rate to complete all your exte...
From £38,400
Adelphi Design & Construction Ltd is an established and experienced local extension builder in Darnley. Please contact us for a free, no obligation...
From £40,830
Need an Extension Builder in Darnley? Gman-Joinery & Builders has been helping local clients (20 mile radius) with their extension buildering jobs ...
From £36,960
Relax... you have found a reliable extension builder in Darnley. DS Builders is a friendly and reliable company based in Darnley who consider no jo...
From £36,690
J & J Property Services is an established extension buildering business in Darnley. We come highly recommended and provide competitive quotes for y...
From £35,340
Boyle Construction Glasgow Ltd is a trusted extension builder serving customers in Darnley and the surrounding area. Contact us to today to get a c...
From £38,850
Relax... you have found a reliable extension builder in Darnley. Roughcasting is a friendly and reliable company based in Darnley who consider no j...
From £35,880
Need to find an Extension Builder near you for all your extension buildering work?
Montgomery Wet Trades provides a local, trusted extensio...
From £35,790
Need an Extension Builder in Darnley? Collum & Scott Roughcasting has been helping local clients (20 mile radius) with their extension buildering j...

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 Darnley by posting a job with HaMuch and we will send it to extension builders in Darnley.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Giffnock | £35 | £260 |
| Convert A Basement near Paisley | £34 | £259 |
| Convert A Basement near Barrhead | £35 | £255 |
| Convert A Basement near Newton Mearns | £35 | £263 |
| Convert A Basement near Renfrew | £35 | £263 |
| Convert A Basement near Glasgow | £35 | £259 |
| Convert A Basement near Rutherglen | £34 | £255 |
| Convert A Basement near Johnstone | £52 | £381 |
| Convert A Basement near Erskine | £34 | £258 |
| Convert A Basement near Clydebank | £35 | £264 |
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 - £17,508

Two storey extension - £88,012

Build a timber frame extension - £26,008

Build a swimming pool - £81,008

Single storey extension - £55,160

Side return extension - £41,590

Install an RSJ - £2,208

Outbuilding - £10,008

Build a Mansard loft conversion - £52,008

Loft conversion - £33,825

Build a kitchen extension - £42,008

Hip to gable loft conversion - £42,008

Granny annexe - £87,008

Garden office - £10,008

Convert a Garage - £16,008

Garage - £18,508

Build a flat roof extension - £22,008

Build a dormer loft conversion - £42,008

Concrete foundations - £6,258

Convert a bungalow loft - £29,008

Convert a basement - £37,590