Convert your basement in KT4 from £34,800

HaMuch is Excellent
Trustpilot

Cheapest builders to convert your basement in KT4

Range from the cheapest Basement conversion £34,800 (D A P CONSTRUCTION based in KT4) to the dearest Basement conversion £36,870 (Hy home improvements based in Kt3).

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 KT4 by posting a job with HaMuch and we will send it to  extension builders in KT4.

Estimates for basement conversion near KT4

Estimates for common extension builder jobs in KT4;

JobEstimate
Underpinning a house£17,370
Build a two storey extension£87,806
Build a timber frame extension£25,870
Install a swimming pool£80,870
Cost to build a single storey extension£52,408
Cost to build a side return extension£40,042
Install an RSJ£2,070
Build an outbuilding£9,870
Build a mansard loft conversion£51,870
Cost of a loft conversion£32,535
Build a kitchen extension£41,870
Build a hip to gable loft conversion£41,870
Build a granny annexe£86,870
Build a garden office£9,870
Convert a garage£15,870
Build a new garage£18,370
Build a flat roof extension£21,870
Build a dormer loft conversion£41,870
Lay a concrete foundation£6,120
Convert a bungalow loft£28,870
Basement conversion cost£36,042
2. Enter postcode to get estimate
plus materials

to see who is available and get more information


Rates for other KT4 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 KT4
Estimate Basement conversion cost in KT4 based on hourly/daily rate (excluding VAT or callout charges)
Business name Basement conversion cost
A H S Construction Design Ltd, Worcester park, KT4 £36,240
Acquastone, London, Surrey, KT4 £35,610
JG BUILDING SERVICES, Worcester Park, KT4 £35,880
D A P CONSTRUCTION, Worcester Park, KT4 £34,800
Mallard Solutions Ltd, New Malden, KT3 £35,430
FALCON BUILDERS, North Cheam, SM3 £35,880
Peter Edwards Builders Ltd, 34 Portland Avenue, New Malden, Surrey, KT3 £35,430
Hy home improvements, Surrey, Kt3 £36,870
Refine Property Maintenance Ltd, Surrey, KT17 £36,780
RM Sanwell Roofing, Cheam, Sutton, SM3 £35,880
Linkfern Limited, New malden, KT3 £36,240
Cavendish Building and Construction Ltd, Sutton, SM3 £36,780
Croystone Ltd., 34 Chadacre Road, Epsom, KT17 £35,520
Croystone Ltd., Epsom, KT17 £36,780
BLU STAR BUILD LLP, New Malden, KT3 £35,880
Johnson Developments South East Ltd, Surrey, KT19 £36,870
PGM MAX BUILDING SERVICES, Horton, KT19 £35,970
Origin Construction Limited, Surrey, SM4 £36,780
Origin Construction Limited, London, Surrey, SM4 £35,700
Eagle Eye Building, New Malden, KT3 £36,870
STANBOROUGH BUILDERS, Horton, KT19 £35,970
Charles Byron Ltd, 127 Church Hill Road, Cheam, Surrey, London, Surrey, SM3 £35,520
XUE BUILDERS, New Malden, KT3 £35,880
DP BUILDERS UK LTD, Sutton, SM1 £35,880
Galaxy Extend, 17A, New Malden, Errol Gardens, London, Greater London, KT3 £35,610

Get extension builder rates instantly

Get extension builder rates instantly
Borough in London
Basement Conversion in Worcester Park
Basement Conversion in North Cheam
Basement Conversion in New Malden
Basement Conversion in Surbiton
Basement Conversion in Morden
Basement Conversion in Horton
Basement Conversion in Sutton
Basement Conversion in Merton
Basement Conversion in Stoneleigh
Basement Conversion in Long Ditton