Convert your basement in SE12 from £33,000

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Cheapest builders to convert your basement in SE12

Range from the cheapest Basement conversion £33,000 (Jmc buildets based in SE9) to the dearest Basement conversion £37,500 (H2 Construction Ltd based in SE9).

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 SE12 by posting a job with HaMuch and we will send it to  extension builders in SE12.

Estimates for basement conversion near SE12

Estimates for common extension builder jobs in SE12;

JobEstimate
Underpinning a house£17,390
Build a two storey extension£87,834
Build a timber frame extension£25,890
Install a swimming pool£80,890
Cost to build a single storey extension£52,792
Cost to build a side return extension£40,258
Install an RSJ£2,090
Build an outbuilding£9,890
Build a mansard loft conversion£51,890
Cost of a loft conversion£32,715
Build a kitchen extension£41,890
Build a hip to gable loft conversion£41,890
Build a granny annexe£86,890
Build a garden office£9,890
Convert a garage£15,890
Build a new garage£18,390
Build a flat roof extension£21,890
Build a dormer loft conversion£41,890
Lay a concrete foundation£6,140
Convert a bungalow loft£28,890
Basement conversion cost£36,258
2. Enter postcode to get estimate
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Rates for other SE12 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 SE12
Estimate Basement conversion cost in SE12 based on hourly/daily rate (excluding VAT or callout charges)
Business name Basement conversion cost
Rapid Bee Ltd, 58 Bramdean Crescent, Lee, London, Hertf, SE12 £35,610
QUAYSTONE CONSTRUCTION LIMITED, Grove Park, SE12 £35,970
Hartigans Construction, London, SE9 £36,870
Archteckbuild, Grove Park, SE12 £36,150
GREENWICH CONSTRUCTION, Grove Park, SE12 £35,880
JEM BUILDING CONTRACTORS LTD, Grove Park, SE12 £35,970
Color Revolution Limited, Greater London, SE12 £36,870
SMS Construction Services Ltd, London, SE12 £36,870
Jmc buildets, London, SE9 £33,000
H2 Construction Ltd, London, SE9 £37,500
RLD Contractors Ltd, Eltham, SE9 £36,150
Therusso Limited, London, Kent, se9 £35,700
RR'S Builders, London, SE12 £37,500
Denkar Ltd, London, SE9 £36,150
Loft Living, London, SE9 £36,150
HA.ME.RA Building & Decoration, Bromley, BR1 £36,150
Construction Surety, Greater London, SE13 £36,870
Upwards and Outwards, London, SE12 £36,150
J&S WALLINGTON LIMITED, Greater London, SE6 £36,780
S G Painting Contractor Ltd, Catford, SE6 £35,880
JBS BUILDERS, Lewisham, SE13 £35,970
Empaconstruction Limited, Eltham, SE9 £35,880
S W BUILDPROVEMENT, Greater London, SE6 £36,870
Lyuba George, Greater London, SE9 £36,780
Fairview Construction Team Ltd., Greater London, SE9 £36,780

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