From £6,338
Surrey, SM2
Experienced extension builder ready to quote for your work. Smarticagroup is the best extension builder in SM2. No obligation free quotes and many ...
From £6,506
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £6,394
Sutton, SM2
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £6,434
lucyb is a trusted extension builder serving customers in SM2 and the surrounding area. Contact us to today to get a competitive quote for extensio...
From £6,338
Sutton, SM2
Norman Building Services Ltd is a trusted extension builder serving customers in SM2 and the surrounding area. Contact us to today to get a competi...
From £6,410
Homeowners look no further if you want a qualified extension builder to work in your home. LCD Pixel Construction Ltd are tidy and neat, providing ...
From £6,434
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £6,434
Relax... you have found a reliable extension builder in SM2. Amazing Space Design and Build Ltd. is a friendly and reliable company based in SM2 wh...
From £6,570
Need to find an Extension Builder near you for all your extension buildering work?
TopTrowels Brickwork & Paving provides a local, trusted ...
From £6,330
Relax... you have found a reliable extension builder in SM2. CLH BUILDING SERVICES is a friendly and reliable company based in SM2 who consider no ...

Concrete foundations range from the £6,330 (CLH BUILDING SERVICES based in SM1) to £6,570 (TopTrowels Brickwork & Paving based in Sm1) in SM2.
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 SM2 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 - £17,669

Two storey extension - £88,253

Build a timber frame extension - £26,169

Build a swimming pool - £81,169

Single storey extension - £58,376

Side return extension - £43,399

Install an RSJ - £2,369

Outbuilding - £10,169

Build a Mansard loft conversion - £52,169

Loft conversion - £35,333

Build a kitchen extension - £42,169

Hip to gable loft conversion - £42,169

Granny annexe - £87,169

Garden office - £10,169

Convert a Garage - £16,169

Garage - £18,669

Build a flat roof extension - £22,169

Build a dormer loft conversion - £42,169

Concrete foundations - £6,419

Convert a bungalow loft - £29,169

Convert a basement - £39,399