From £34,890
Relax... you have found a reliable extension builder in L9. KM Building Services is a friendly and reliable company based in L9 who consider no job...
From £36,420
Need an Extension Builder in L9? Bob the Builder has been helping local clients (20 mile radius) with their extension buildering jobs for many year...
From £36,780
Experienced extension builder ready to quote for your work. P & P Building Services is the best extension builder in L9. No obligation free quotes ...
From £34,800
CJ Construction are here to help customers who need an Extension Builder in L9. We offer a competitive rate to complete all your extension builderi...
From £37,770
Red Avex Ltd are here to help customers who need an Extension Builder in L9. We offer a competitive rate to complete all your extension buildering ...
From £31,560
Trusted and professional extension builder in L9. Experienced in all extension buildering work and keeping within budget and on quote. Jones Landsc...
From £32,460
Liverpool Builder is an established extension buildering business in L9. We come highly recommended and provide competitive quotes for your work.
From £33,810
J.M.C Building Services is a trusted extension builder serving customers in L9 and the surrounding area. Contact us to today to get a competitive q...
From £36,150
Need to find an Extension Builder near you for all your extension buildering work?
Sbetts Building provides a local, trusted extension buil...
From £35,250
McBuild is a trusted extension builder serving customers in L9 and the surrounding area. Contact us to today to get a competitive quote for extensi...

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 L9 by posting a job with HaMuch and we will send it to extension builders in L9.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Bootle | £32 | £223 |
| Convert A Basement near Kirkby | £31 | £222 |
| Convert A Basement near Crosby | £34 | £223 |
| Convert A Basement near Maghull | £33 | £219 |
| Convert A Basement near Liverpool | £31 | £222 |
| Convert A Basement near Sefton | £34 | £221 |
| Convert A Basement near Wallasey | £33 | £224 |
| Convert A Basement near Knowsley | £31 | £221 |
| Convert A Basement near Birkenhead | £31 | £219 |
| Convert A Basement near Prescot | £31 | £222 |
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 - £17,277

Two storey extension - £87,665

Build a timber frame extension - £25,777

Build a swimming pool - £80,777

Single storey extension - £50,536

Side return extension - £38,989

Install an RSJ - £1,977

Outbuilding - £9,777

Build a Mansard loft conversion - £51,777

Loft conversion - £31,658

Build a kitchen extension - £41,777

Hip to gable loft conversion - £41,777

Granny annexe - £86,777

Garden office - £9,777

Convert a Garage - £15,777

Garage - £18,277

Build a flat roof extension - £21,777

Build a dormer loft conversion - £41,777

Concrete foundations - £6,027

Convert a bungalow loft - £28,777

Convert a basement - £34,989