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Experienced extension builder ready to quote for your work. K Barrett Roofing LTD is the best extension builder in Sparkhill. No obligation free qu...
Need to find an Extension Builder near you for all your extension buildering work?
Atwal Building Services Ltd provides a local, trusted ex...
Relax... you have found a reliable extension builder in Sparkhill. MD Services is a friendly and reliable company based in Sparkhill who consider n...
Lloyd Clarke
Need to find an Extension Builder near you for all your extension buildering work?
LC BUILDING SERVICES provides a local, trusted extension...
Need an Extension Builder in Sparkhill? D&J Advanced Builders has been helping local clients (20 mile radius) with their extension buildering jobs ...
Brickfast Builders is an established extension buildering business in Sparkhill. We come highly recommended and provide competitive quotes for your...
Need to find an Extension Builder near you for all your extension buildering work?
James Leonnard Builders provides a local, trusted extens...
Dave Mattock is an established and experienced local extension builder in Sparkhill. Please contact us for a free, no obligation quote and competit...
Need to find an Extension Builder near you for all your extension buildering work?
D Broomhall provides a local, trusted extension builderi...
Experienced extension builder ready to quote for your work. Plowman & Wood is the best extension builder in Sparkhill. No obligation free quotes an...

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 Sparkhill by posting a job with HaMuch and we will send it to extension builders in Sparkhill.
"House kitchen Extension" - BIRMINGHAM, job posted 01/01/70
"Basement conversion" - HARBORNE, job posted 05/06/26
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Basement near Birmingham | £28 | £228 |
| Convert A Basement near Solihull | £29 | £231 |
| Convert A Basement near Smethwick | £29 | £230 |
| Convert A Basement near Oldbury | £29 | £229 |
| Convert A Basement near Sutton Coldfield | £28 | £227 |
| Convert A Basement near Knowle | £31 | £241 |
| Convert A Basement near Halesowen | £28 | £225 |
| Convert A Basement near West Bromwich | £29 | £228 |
| Convert A Basement near Rowley Regis | £29 | £228 |
| Convert A Basement near Sandwell | £29 | £231 |
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 - £17,293

Two storey extension - £87,689

Build a timber frame extension - £25,793

Build a swimming pool - £80,793

Single storey extension - £50,856

Side return extension - £39,169

Install an RSJ - £1,993

Outbuilding - £9,793

Build a Mansard loft conversion - £51,793

Loft conversion - £31,808

Build a kitchen extension - £41,793

Hip to gable loft conversion - £41,793

Granny annexe - £86,793

Garden office - £9,793

Convert a Garage - £15,793

Garage - £18,293

Build a flat roof extension - £21,793

Build a dormer loft conversion - £41,793

Concrete foundations - £6,043

Convert a bungalow loft - £28,793

Convert a basement - £35,169