From £6,410
Banstead, SM7
Trusted and professional extension builder in SM7. Experienced in all extension buildering work and keeping within budget and on quote. PDL Propert...
From £6,322
Need an Extension Builder in SM7? GRC Landscapes has been helping local clients (10 mile radius) with their extension buildering jobs for many year...
From £6,594
Banstead, SM7
Relax... you have found a reliable extension builder in SM7. NBNA Construction Ltd is a friendly and reliable company based in SM7 who consider no ...
From £6,130
Experienced extension builder ready to quote for your work. ANM BUILDERS LTD is the best extension builder in SM7. No obligation free quotes and ma...
From £6,482
Greater London, SM7
We are an experienced Interior Designer and builder . We have obsessive passion towards designing and building a highly personalised luxury interio...
From £6,362
P4 Services a building company in Banstead, Surrey pride itself on having high standards. If you are looking for a building company for a new kitch...
From £6,330
Need an Extension Builder in SM7? Safebuild Fitout has been helping local clients (10 mile radius) with their extension buildering jobs for many ye...
From £6,458
Need to find an Extension Builder near you for all your extension buildering work?
KINGSMEAD CONSTRUCTION provides a local, trusted extensi...
From £6,650
Experienced extension builder ready to quote for your work. O G Electricals is the best extension builder in SM7. No obligation free quotes and man...
From £6,338
Norman Building Services Ltd is a trusted extension builder serving customers in SM7 and the surrounding area. Contact us to today to get a competi...

Concrete foundations range from the £6,130 (ANM BUILDERS LTD based in SM7) to £6,650 (O G Electricals based in CR5) in SM7.
Comparing extension builders estimates for laying concrete foundations gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Find out the exact cost of laying concrete foundations in SM7 by posting a job with HaMuch. We will send it to extension builders who can give you a detailed quote.
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 - £17,658

Two storey extension - £88,236

Build a timber frame extension - £26,158

Build a swimming pool - £81,158

Single storey extension - £58,152

Side return extension - £43,273

Install an RSJ - £2,358

Outbuilding - £10,158

Build a Mansard loft conversion - £52,158

Loft conversion - £35,228

Build a kitchen extension - £42,158

Hip to gable loft conversion - £42,158

Granny annexe - £87,158

Garden office - £10,158

Convert a Garage - £16,158

Garage - £18,658

Build a flat roof extension - £22,158

Build a dormer loft conversion - £42,158

Concrete foundations - £6,408

Convert a bungalow loft - £29,158

Convert a basement - £39,273