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JJSR Construction Ltd
J Wijayamohan
JJSR Construction Ltd is an established and experienced local extension builder in Colindale. Please contact us for a free, no obligation quote and...
BELLVIEW BUILDERS LTD
Need to find an Extension Builder near you for all your extension buildering work?
BELLVIEW BUILDERS LTD provides a local, trusted extensio...
A&J BUILDERS & DECORATORS LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
COMPLETE CIVIL ENGINEERING
Ciaran Feeney
Need to find an Extension Builder near you for all your extension buildering work?
COMPLETE CIVIL ENGINEERING provides a local, trusted ext...
WHIPP CONSTRUCTION LTD
WHIPP CONSTRUCTION LTD is an established extension buildering business in Colindale. We come highly recommended and provide competitive quotes for ...
C & A Contractors
C & A Contractors is a trusted extension builder serving customers in Colindale and the surrounding area. Contact us to today to get a competitive ...
Volton Building & Paving
Volton Building & Paving is a trusted extension builder serving customers in Colindale and the surrounding area. Contact us to today to get a compe...
Swiftdale Developments Ltd
Need the extension buildering job done quickly without breaking the bank? Swiftdale Developments Ltd offer fast, reliable, and affordable extension...
Krystian Wojasiewicz
Krystian Wojasiewicz
Krystian Wojasiewicz is a trusted extension builder serving customers in Colindale and the surrounding area. Contact us to today to get a competiti...
Samuele Paolini
Samuele Paolini
Need an Extension Builder in Colindale? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for ma...
Cost of a two storey extension in Colindale
Costs range from £88,108 (WHIPP CONSTRUCTION LTD based in HA9) to £88,660 (COMPLETE CIVIL ENGINEERING based in HA8), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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- How much does a two storey extension cost?
- Factors affecting the cost of a double storey extension
- How much value does a two storey extension add to a property?
- Types of two storey extension
- How long does a two storey extension take to build?
- Do you need planning permission for a two storey extension?
- What is the 45-degree rule for two storey extensions?
- Do you need an architect for an extension?
- How to finance an extension
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Estimates for common extension builder jobs in Colindale;
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 - £17,772
Two storey extension - £88,408
Build a timber frame extension - £26,272
Build a swimming pool - £81,272
Single storey extension - £60,440
Side return extension - £44,560
Install an RSJ - £2,472
Outbuilding - £10,272
Build a Mansard loft conversion - £52,272
Loft conversion - £36,300
Build a kitchen extension - £42,272
Hip to gable loft conversion - £42,272
Granny annexe - £87,272
Garden office - £10,272
Convert a Garage - £16,272
Garage - £18,772
Build a flat roof extension - £22,272
Build a dormer loft conversion - £42,272
Concrete foundations - £6,522
Convert a bungalow loft - £29,272
Convert a basement - £40,560