From £6,210
Satau Construction Works Ltd is an established and experienced local extension builder in Thamesmead. Please contact us for a free, no obligation q...
From £6,522
Thamesmead Greater London, SE28
Trusted and professional extension builder in Thamesmead. Experienced in all extension buildering work and keeping within budget and on quote. GHOO...
From £6,170
Keane & Sons Paving is an established and experienced local extension builder in Thamesmead. Please contact us for a free, no obligation quote and ...
From £6,506
Thamesmead London, SE28
Relax... you have found a reliable extension builder in Thamesmead. Great britton builders is a friendly and reliable company based in Thamesmead w...
From £6,466
Experienced extension builder ready to quote for your work. Liviu Toma is the best extension builder in Thamesmead. No obligation free quotes and m...
From £6,330
Dry Spell Builders are here to help customers who need an Extension Builder in Thamesmead. We offer a competitive rate to complete all your extensi...
From £6,538
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £6,498
Need to find an Extension Builder near you for all your extension buildering work?
PFM General Building Services Ltd provides a local, trus...
From £6,330
Need to find an Extension Builder near you for all your extension buildering work?
Sterling Pillar provides a local, trusted extension buil...
From £6,218
Experienced extension builder ready to quote for your work. Builders Team is the best extension builder in Thamesmead. No obligation free quotes an...

Concrete foundations range from the £6,170 (Keane & Sons Paving based in SE28) to £6,538 (C B BUILDING CONSTRUCTION based in DA17) in Thamesmead.
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 Thamesmead 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 - £17,629

Two storey extension - £88,193

Build a timber frame extension - £26,129

Build a swimming pool - £81,129

Single storey extension - £57,576

Side return extension - £42,949

Install an RSJ - £2,329

Outbuilding - £10,129

Build a Mansard loft conversion - £52,129

Loft conversion - £34,958

Build a kitchen extension - £42,129

Hip to gable loft conversion - £42,129

Granny annexe - £87,129

Garden office - £10,129

Convert a Garage - £16,129

Garage - £18,629

Build a flat roof extension - £22,129

Build a dormer loft conversion - £42,129

Concrete foundations - £6,379

Convert a bungalow loft - £29,129

Convert a basement - £38,949