Convert your basement in Cardiff from £25,800

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Cheapest builders to convert your basement in Cardiff

Range from the cheapest Basement conversion £25,800 (PK CONSTRUCTION based in CF14) to the dearest Basement conversion £33,000 (Studio369 based in CF10).

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

Estimates for basement conversion near Cardiff

Estimates for common extension builder jobs in Cardiff;

JobEstimate
Underpinning a house£16,956
Build a two storey extension£87,184
Build a timber frame extension£25,456
Install a swimming pool£80,456
Cost to build a single storey extension£44,126
Cost to build a side return extension£35,384
Install an RSJ£1,656
Build an outbuilding£9,456
Build a mansard loft conversion£51,456
Cost of a loft conversion£28,653
Build a kitchen extension£41,456
Build a hip to gable loft conversion£41,456
Build a granny annexe£86,456
Build a garden office£9,456
Convert a garage£15,456
Build a new garage£17,956
Build a flat roof extension£21,456
Build a dormer loft conversion£41,456
Lay a concrete foundation£5,706
Convert a bungalow loft£28,456
Basement conversion cost£31,384
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Rates for other Cardiff 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
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Gardener
Handyman
Heating Engineer
Kitchen Fitter
Landscaper
Painter and Decorator
Patio and Path Specialist
Plasterer
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Removals and Storage
Roofer
Tiler
Window Fitter
Basement conversion cost in Cardiff
Estimate Basement conversion cost in Cardiff based on hourly/daily rate (excluding VAT or callout charges)
Business name Basement conversion cost
AK Enterprise (GB) Limited, Cardiff, CF11 £28,500
MCp Home Improvements, Adamsdown, CF24 £32,100
JA Building Maintenance, Grangetown, CF11 £32,190
TOR BUILD, Adamsdown, CF24 £32,010
Charles James Developments, 13 Wellfield Road, Cardiff, South Glamorgan, CF24 £31,380
HECTOR CONSTRUCTION, Llanishen, CF23 £31,920
Studio369, Cardiff, CF10 £33,000
Heath Windows & Doors Ltd, 105 Portmanmoor Road Industrial Estate, , CF24 £33,000
TGH & Sons, 8 greenlawns, cyncoed, cardiff, Cardiff, cf23 £31,380
K WALKER CONSTRUCTION, Llanishen, CF23 £31,920
River Gods Limited, S Glam, CF14 £32,910
PK CONSTRUCTION, Rhiwbina, CF14 £25,800
MGKB Ltd, Llanishen, CF23 £32,100
CAMWOOD BUILDING SERVICES, Ely, CF5 £31,920
RDL BUILDING SERVICES LTD, Ely, CF5 £31,200
Chapman Builders, Ely, CF5 £32,100
The Philog Paving Services, Rhiwbina, CF14 £31,740
CJ BUILDING SERVICES, Ely, CF5 £31,920
Penarth Building & Landscaping, Penarth, CF64 £32,370
Vencer Ltd, Cardiff, CF14 £32,100
R. Hughes Designs, Cardiff, Cardiff, CF23 £31,290
Forty Builders Ltd, Cardiff, Cardiff, Cf23 £31,200
Fusion Fitted Furniture, Rhiwbina, CF14 £31,740
Penarth Loft Conversions Ltd, Penarth, CF64 £25,800
N OBRIEN BUILDING SERVICES, Trowbridge, CF3 £33,000

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Location in UKHourly RateDaily Rate
Basement Conversion near Cardiff£30£190
Basement Conversion near Penarth£31£189
Basement Conversion near Caerphilly£29£181
Basement Conversion near Barry£29£189
Basement Conversion near Church Village£30£188
Basement Conversion near Risca£27£185
Basement Conversion near Newport£37£200
Basement Conversion near Pontypridd£29£184
Basement Conversion near Cwmbran£39£190
Basement Conversion near Weston-super-Mare£29£216