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J Wijayamohan
JJSR Construction Ltd is an established and experienced local extension builder in Pinner. Please contact us for a free, no obligation quote and co...
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
Sharp Building Ltd is an established and experienced local extension builder in Pinner. Please contact us for a free, no obligation quote and compe...
Mario Prajar Building Services is an established and experienced local extension builder in Pinner. Please contact us for a free, no obligation quo...
Need to find an Extension Builder near you for all your extension buildering work?
MAX CONSTRUCTION LTD provides a local, trusted extension...
RLC Construction are here to help customers who need an Extension Builder in Pinner. We offer a competitive rate to complete all your extension bui...
Relax... you have found a reliable extension builder in Pinner. C T Edwards is a friendly and reliable company based in Pinner who consider no job ...
Pinner, HA5
Relax... you have found a reliable extension builder in Pinner. Building Service and Support Ltd is a friendly and reliable company based in Pinner...
Need to find an Extension Builder near you for all your extension buildering work?
J K GENERAL BUILDING LTD provides a local, trusted exten...
ALG Renovations is a well established, trustworthy, reliable and professional operation with over 17 years experience myself in the trade, base...

Concrete foundations range from the £6,130 (MAX CONSTRUCTION LTD based in HA4) to £6,714 (AV Home Improvements based in WD19) in Pinner.
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 Pinner 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 - £17,693

Two storey extension - £88,289

Build a timber frame extension - £26,193

Build a swimming pool - £81,193

Single storey extension - £58,856

Side return extension - £43,669

Install an RSJ - £2,393

Outbuilding - £10,193

Build a Mansard loft conversion - £52,193

Loft conversion - £35,558

Build a kitchen extension - £42,193

Hip to gable loft conversion - £42,193

Granny annexe - £87,193

Garden office - £10,193

Convert a Garage - £16,193

Garage - £18,693

Build a flat roof extension - £22,193

Build a dormer loft conversion - £42,193

Concrete foundations - £6,443

Convert a bungalow loft - £29,193

Convert a basement - £39,669