Convert your basement in SA18 from £25,800

HaMuch is Excellent
Trustpilot

Cheapest builders to convert your basement in SA18

Range from the cheapest Basement conversion £25,800 (R i daniels based in SA14) to the dearest Basement conversion £33,270 (Summitt Properties based in SA18).

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 SA18 by posting a job with HaMuch and we will send it to  extension builders in SA18.

Estimates for basement conversion near SA18

Estimates for common extension builder jobs in SA18;

JobEstimate
Underpinning a house£17,018
Build a two storey extension£87,277
Build a timber frame extension£25,518
Install a swimming pool£80,518
Cost to build a single storey extension£45,355
Cost to build a side return extension£36,075
Install an RSJ£1,718
Build an outbuilding£9,518
Build a mansard loft conversion£51,518
Cost of a loft conversion£29,229
Build a kitchen extension£41,518
Build a hip to gable loft conversion£41,518
Build a granny annexe£86,518
Build a garden office£9,518
Convert a garage£15,518
Build a new garage£18,018
Build a flat roof extension£21,518
Build a dormer loft conversion£41,518
Lay a concrete foundation£5,768
Convert a bungalow loft£28,518
Basement conversion cost£32,075
2. Enter postcode to get estimate
plus materials

to see who is available and get more information


Rates for other SA18 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 SA18
Estimate Basement conversion cost in SA18 based on hourly/daily rate (excluding VAT or callout charges)
Business name Basement conversion cost
Summitt Properties, Carmarthenshire, SA18 £33,270
CR BUILDING & MAINTENANCE SERV, Betws, SA18 £32,370
GAB BUILDING CONTRACTORS LTD, Betws, SA18 £32,460
S H PHILLIPS BUILDING CONTRACT, Betws, SA18 £32,460
R E Davies, Betws, SA18 £32,010
OSBORNE BUILDING SERVICES, Betws, SA18 £32,100
D J Howells, Betws, SA18 £32,640
R i daniels, Llanelli, SA14 £25,800
The Home Extension Company Ltd, Carmel, SA14 £28,500
SC CONSTRUCTION, Talley, SA19 £32,100
ANTIS CONSTRUCTION, Llannon, SA14 £32,100
Rowan Evans Building Contractors, Vale of Glamorgan, Sa4 £33,270
Carlisle Building Services, Morriston, SA6 £32,010
Apex Building Services, Swansea, SA4 £33,000
L2 Construction Limited, Swansea, SA4 £32,640
Dale Hopkins, Ystradgynlais, SA9 £32,640
Custom Build Construction, Swansea, SA4 £33,270
Asj Building Services, Llannon, SA14 £32,100
Evans Home Improvements, Ystradgynlais, SA9 £32,550
D.A Fisher General Builders, Llanelli Rural, SA15 £32,370
C P S Construction Ltd, Swansea, SA6 £32,730
Davies Construction, Morriston, SA6 £32,460
A Room at the Top, Swansea, SA7 £32,280
Karina Lane Construction Ltd, Swansea, SA7 £32,280
The Rod Squad, Penderry, SA5 £32,460

Get extension builder rates instantly

Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Basement Conversion near Gorseinon£25£196
Basement Conversion near Neath£25£191
Basement Conversion near Llanelli£25£196
Basement Conversion near Neath Port Talbot£26£188
Basement Conversion near Swansea£25£197
Basement Conversion near Carmarthen£24£191
Basement Conversion near Carmarthenshire£24£191
Basement Conversion near Port Talbot£26£188
Basement Conversion near Maesteg£32£239
Basement Conversion near Pyle£30£234