Convert your basement in Keston from £28,500

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Cheapest builders to convert your basement in Keston

Range from the cheapest Basement conversion £28,500 (Bespoke Builders Beckenham based in BR3) to the dearest Basement conversion £36,780 (Mardle Developments Ltd based in BR2).

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

Estimates for basement conversion near Keston

Estimates for common extension builder jobs in Keston;

JobEstimate
Underpinning a house£17,325
Build a two storey extension£87,737
Build a timber frame extension£25,825
Install a swimming pool£80,825
Cost to build a single storey extension£51,493
Cost to build a side return extension£39,527
Install an RSJ£2,025
Build an outbuilding£9,825
Build a mansard loft conversion£51,825
Cost of a loft conversion£32,106
Build a kitchen extension£41,825
Build a hip to gable loft conversion£41,825
Build a granny annexe£86,825
Build a garden office£9,825
Convert a garage£15,825
Build a new garage£18,325
Build a flat roof extension£21,825
Build a dormer loft conversion£41,825
Lay a concrete foundation£6,075
Convert a bungalow loft£28,825
Basement conversion cost£35,527
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Rates for other Keston 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 Keston
Estimate Basement conversion cost in Keston based on hourly/daily rate (excluding VAT or callout charges)
Business name Basement conversion cost
Mardle Developments Ltd, Bromley, BR2 £36,780
Pinder Building Contractors, Kingfisher House 21-23 Elmfield Road, Bromley, BR1 £35,610
Heritage Roofing and Building Solutions Ltd, Bromley, BR1 £35,430
EXCELL BUILDING, West Wickham, Kent, BR4 £35,610
PROBUILD (SE) LTD, Bromley, BR1 £35,880
A&A Roofing Solutions, Kent, BR2 £36,780
LWA Building & Maintenance Ltd, 44 Sunray Avenue, Bromley, Kent, BR2 £35,520
R.F Construction & Landscaping, Bromley, BR1 £35,790
LEXA BUILDING SERVICES LTD, West Wickam, BR4 £35,880
London Quality Construction Group Limited, Bromley, BR2 £31,200
Stone & Brick limited, Bromley, BR1 £34,800
Inscope Management Services Ltd, 25 Holmcroft Way, Bromley, Greater London, BR2 £35,610
John Smith Builders, West Wickham, BR4 £35,520
Masonic Plumbing and Heating Ltd, Keston, BR2 £36,150
Gables & Co, West Wickham, BR4 £36,780
S G W, West wickham, BR4 £36,150
Nicholas James Construction, Bromley, Kent, BR1 £35,610
inscape projects ltd, Kent, BR2 £36,780
AAB Tile Installation & Repairs, Keston, BR2 £36,150
Saintflexs , Bromley, BR1 £36,240
SB Finishing, West Wickham, BR4 £36,780
MONUMENTAL CONSTRUCTION LIMITE, Keston, BR2 £35,880
QUANTIC BUILDING SERVICES LTD, West Wickam, BR4 £35,970
Bespoke Builders Beckenham, Beckenham, BR3 £28,500
Pineapple Interiors, Bromley, Greater London, BR1 £36,780

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