Mayfair two storey extensions from £87,760

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Cost of a two storey extension in Mayfair

A two storey extension is a great way to add extra space to your home, adding value to your property. But how much does it cost to build a double storey extension in Mayfair?

Costs range from £87,760 (Pillar Contractors Ltd based in W1K) to £87,916 (We Love Build based in W1J), but these are just estimates. The best way to compare costs is to get real quotes from real builders.

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Estimates for two storey extension near Mayfair

Estimates for common extension builder jobs in Mayfair;

JobEstimate
Underpinning a house£17,412
Build a two storey extension£87,868
Build a timber frame extension£25,912
Install a swimming pool£80,912
Cost to build a single storey extension£53,246
Cost to build a side return extension£40,514
Install an RSJ£2,112
Build an outbuilding£9,912
Build a mansard loft conversion£51,912
Cost of a loft conversion£32,928
Build a kitchen extension£41,912
Build a hip to gable loft conversion£41,912
Build a granny annexe£86,912
Build a garden office£9,912
Convert a garage£15,912
Build a new garage£18,412
Build a flat roof extension£21,912
Build a dormer loft conversion£41,912
Lay a concrete foundation£6,162
Convert a bungalow loft£28,912
Basement conversion cost£36,514
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Two storey extension cost in Mayfair
Estimate Two storey extension cost in Mayfair based on hourly/daily rate (excluding VAT or callout charges)
Business name Two storey extension cost
Pillar Contractors Ltd, 49 Grosvenor Street, Mayfair, London, Greater London, W1K £87,760
We Love Build, Greater London, W1J £87,916
We Love Build - Three Arches, London, Greater London, W1J £87,760
Luxe Refurbs, 16 Berkeley Street, London, Greater London, W1J £87,760
Dominic Payte - Design & Build, 14 Hanover Square, Mayfair, Greater London, W1S £87,772
Starfish Properties, 14 Hanover Street, 3rd Floor, London, W1S £87,772
The Maybria Group, Mayfair, Greater London, W1J £87,772
Mayfair Design, Greater London, W1J £87,916
Azur London, Greater London, W1U £87,916
Future Homes Design and Build, 4 Old Park Lane, Mayfair, London, W1K £87,772
Elv8 Interiors, Greater London, W1B £87,916
Guildon LTD, Greater London, w1b £87,916
Hestia Contractors Ltd, 207 Regent Street, London, Greater London, W1B £87,772
CORRECTBUILDIV.LTD, Greater London, W1B £87,916
NK Living, Greater London, W1U £87,916
Cornerstone, Greater London, W1F £87,916
Sehem Design, london, W1F £87,916
Capatus properties ltd, Greater London, W1W £87,916
Design 2000 UK Ltd, Greater London, W1W £87,916
Italian Soft Leather Purses, Greater London, W1W £87,916
JAY Executinos LTD, London, W1W £87,916
KBB Master Builder LTD, Greater London, W1W £87,916
Eternal Solutions, Greater London, W1W £87,916
KBB Master Builder Ltd, Greater London, W1W £87,916
UCS UK Ltd, Greater London, W1W £87,916

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