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AM Builder
Trusted and professional extension builder in Greenwich. Experienced in all extension buildering work and keeping within budget and on quote. AM Bu...
Charlie Builder
Trusted and professional extension builder in Greenwich. Experienced in all extension buildering work and keeping within budget and on quote. Charl...
Jmc buildets
Jay Christenson
Experienced extension builder ready to quote for your work. Jmc buildets is the best extension builder in Greenwich. No obligation free quotes and ...
RLD Contractors Ltd
RLD Contractors Ltd is an established and experienced local extension builder in Greenwich. Please contact us for a free, no obligation quote and c...
Rapid Bee Ltd
Rapid Bee Ltd is an established extension buildering business in Greenwich. We come highly recommended and provide competitive quotes for your work...
ROOSE CONSTRUCTION LTD
Trusted and professional extension builder in Greenwich. Experienced in all extension buildering work and keeping within budget and on quote. ROOSE...
Andy Tunmer Building Services
Andy Tunmer Building Services is an established and experienced local extension builder in Greenwich. Please contact us for a free, no obligation q...
Hartigans Construction
Andy Hart
Need to find an Extension Builder near you for all your extension buildering work?
Hartigans Construction provides a local, trusted extensi...
S G Painting Contractor Ltd
Relax... you have found a reliable extension builder in Greenwich. S G Painting Contractor Ltd is a friendly and reliable company based in Greenwic...
JEM BUILDING CONTRACTORS LTD
Need to find an Extension Builder near you for all your extension buildering work?
JEM BUILDING CONTRACTORS LTD provides a local, trusted e...
Cost of a two storey extension in Greenwich
Costs range from £87,424 (Jmc buildets based in SE9) to £88,396 (Andy Tunmer Building Services based in E14), 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 Greenwich;
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 - £17,566
Two storey extension - £88,100
Build a timber frame extension - £26,066
Build a swimming pool - £81,066
Single storey extension - £56,328
Side return extension - £42,247
Install an RSJ - £2,266
Outbuilding - £10,066
Build a Mansard loft conversion - £52,066
Loft conversion - £34,373
Build a kitchen extension - £42,066
Hip to gable loft conversion - £42,066
Granny annexe - £87,066
Garden office - £10,066
Convert a Garage - £16,066
Garage - £18,566
Build a flat roof extension - £22,066
Build a dormer loft conversion - £42,066
Concrete foundations - £6,316
Convert a bungalow loft - £29,066
Convert a basement - £38,247