From £6,410
Trusted and professional extension builder in Wembley. Experienced in all extension buildering work and keeping within budget and on quote. PARKWAY...
From £6,506
Londonderry, HA9
Relax... you have found a reliable extension builder in Wembley. Pillar Ltd is a friendly and reliable company based in Wembley who consider no job...
From £5,898
David Capita Ltd is a specialist in the renovation of both residential and commercial properties in London; covering Nor...
From £6,426
Wembley London, HA9
As a reliable, professional roofing and building contractor based in North West London, we provide roofing services of unrivalled quality across Lo...
From £6,234
Need to find an Extension Builder near you for all your extension buildering work?
Accolade Design and Build provides a local, trusted exte...
From £6,498
Wembley, HA9
C & A Contractors is a trusted extension builder serving customers in Wembley and the surrounding area. Contact us to today to get a competitive qu...
From £6,234
Our main goal is to create a better home for you, leaving you with a higher standard of living, a purposeful life in a space that reflects your sty...
From £6,322
Wembley, HA9
WHIPP CONSTRUCTION LTD is an established extension buildering business in Wembley. We come highly recommended and provide competitive quotes for yo...
From £6,618
Trusted and professional extension builder in Wembley. Experienced in all extension buildering work and keeping within budget and on quote. Rocko C...
From £6,138
Greater London, HA9
A M Smart Solution Ltd is a trusted extension builder serving customers in Wembley and the surrounding area. Contact us to today to get a competiti...

Concrete foundations range from the £5,898 (David Capita Ltd based in HA9) to £6,618 (Rocko Construction based in HA9) in Wembley.
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 Wembley 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 - £17,578

Two storey extension - £88,118

Build a timber frame extension - £26,078

Build a swimming pool - £81,078

Single storey extension - £56,568

Side return extension - £42,382

Install an RSJ - £2,278

Outbuilding - £10,078

Build a Mansard loft conversion - £52,078

Loft conversion - £34,485

Build a kitchen extension - £42,078

Hip to gable loft conversion - £42,078

Granny annexe - £87,078

Garden office - £10,078

Convert a Garage - £16,078

Garage - £18,578

Build a flat roof extension - £22,078

Build a dormer loft conversion - £42,078

Concrete foundations - £6,328

Convert a bungalow loft - £29,078

Convert a basement - £38,382