Convert your basement in SM4 from £31,200

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Cheapest builders to convert your basement in SM4

Range from the cheapest Basement conversion £31,200 (Porters Development Ltd based in CR4) to the dearest Basement conversion £37,500 (Flanagan Construction Ltd based in SM4).

Comparing extension builders estimates for a Basement conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.

What to do - Get rates and quotes for the cost to convert a basement in SM4 by posting a job with HaMuch and we will send it to  extension builders in SM4.

Estimates for basement conversion near SM4

Estimates for common extension builder jobs in SM4;

JobEstimate
Underpinning a house£17,386
Build a two storey extension£87,830
Build a timber frame extension£25,886
Install a swimming pool£80,886
Cost to build a single storey extension£52,728
Cost to build a side return extension£40,222
Install an RSJ£2,086
Build an outbuilding£9,886
Build a mansard loft conversion£51,886
Cost of a loft conversion£32,685
Build a kitchen extension£41,886
Build a hip to gable loft conversion£41,886
Build a granny annexe£86,886
Build a garden office£9,886
Convert a garage£15,886
Build a new garage£18,386
Build a flat roof extension£21,886
Build a dormer loft conversion£41,886
Lay a concrete foundation£6,136
Convert a bungalow loft£28,886
Basement conversion cost£36,222
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Rates for other SM4 trades

Appliance Repair Specialist
Bathroom Fitter
Builder
Carpenter and Joiner
Cleaner
Conservatory Specialist
Door Fitter
Drain Specialist
Driveway Specialist
Electrician
Extension Builder
Fencer
Fire and Security Specialist
Flooring Specialist
Gardener
Handyman
Heating Engineer
Kitchen Fitter
Landscaper
Painter and Decorator
Patio and Path Specialist
Plasterer
Plumber
Removals and Storage
Roofer
Tiler
Window Fitter
Basement conversion cost in SM4
Estimate Basement conversion cost in SM4 based on hourly/daily rate (excluding VAT or callout charges)
Business name Basement conversion cost
NCN Projects, London, SM4 £35,430
ConSys Solutions Ltd., Surrey, SM4 £36,780
M Hennessy Quality Roofing, Morden, SM4 £35,880
Bagnall Brickwork, Surrey, SM4 £36,780
SEDGWICK BUILDING SERVICES LLP, Morden, SM4 £35,880
Multi Hands Services Limited, Sutton, SM1 £36,240
Flanagan Construction Ltd, Morden, SM4 £37,500
PT DECORATIONS LTD, Morden, SM4 £36,240
EcoHomeLondonLtd, Greater London, SM4 £36,780
Home Shape Ltd, Surrey, SM1 £36,780
CSJ Building Services, Sutton, SM1 £36,870
Bradley Building Services Ltd, Surrey, SM1 £36,780
SOUTH SIDE BUILDERS, Merton, SW20 £35,880
Origin Construction Limited, Surrey, SM4 £36,780
Origin Construction Limited, London, Surrey, SM4 £35,700
Arthur’s Building Service, London, SM5 £36,780
TRITON BUILDING RESTN LTD, Wimbledon, SW19 £35,880
CJS Roofing, Building & Drainage, Surrey, SM5 £36,780
CJS Roofing, Building & Drainage, 15 Tintern Road, Carshalton, Surrey, SM5 £35,430
Quality Builders, Mitcham, CR4 £36,780
Porters Development Ltd, London, CR4 £31,200
MATCO Design & Build, Surrey, CR4 £36,870
Edlin Homes, London, Cr4 £36,870
ADF BUILDING, Merton, CR4 £35,880
Cawston & Dee, London, SW19 £36,780

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