Loft conversions in Welwyn from £26,250

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Cheapest builders for loft conversion in Welwyn

Range from the cheapest Loft conversion £26,250 (Complex Construction based in AL7) to the dearest Loft conversion £33,675 (Red Swan Construction based in SG2).

Comparing extension builders estimates for Loft 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 of a loft conversion in Welwyn by posting your job to extension builders in Welwyn.

Estimates for loft conversion near Welwyn

Estimates for common extension builder jobs in Welwyn;

JobEstimate
Underpinning a house£17,342
Build a two storey extension£87,763
Build a timber frame extension£25,842
Install a swimming pool£80,842
Cost to build a single storey extension£51,845
Cost to build a side return extension£39,725
Install an RSJ£2,042
Build an outbuilding£9,842
Build a mansard loft conversion£51,842
Cost of a loft conversion£32,271
Build a kitchen extension£41,842
Build a hip to gable loft conversion£41,842
Build a granny annexe£86,842
Build a garden office£9,842
Convert a garage£15,842
Build a new garage£18,342
Build a flat roof extension£21,842
Build a dormer loft conversion£41,842
Lay a concrete foundation£6,092
Convert a bungalow loft£28,842
Basement conversion cost£35,725
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Rates for other Welwyn 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
Loft conversion cost in Welwyn
Estimate Loft conversion cost in Welwyn based on hourly/daily rate (excluding VAT or callout charges)
Business name Loft conversion cost
Laurdan Building LTD, Welwyn, AL6 £33,525
MA Gower, Welwyn, AL6 £30,000
Interior Installations, Welwyn, AL6 £32,700
Complex Construction, Welwyn Garden City, AL7 £26,250
J&R Property, Hertfordshire, AL7 £33,450
Ross Taylor Homes, Unit 18 Mardleybury Farm, Mardleybury Road, Datchworth, Hertfordshire, SG3 £32,175
PRIMEEXPERT, Hertfordshire, AL7 £33,450
Herts Premier Builders, Hertfordshire, AL7 £33,450
LBH Building & Property Services, Welwyn Garden City, Hertfordshire, AL7 £32,250
STYLE BUILDING SERVICES LTD, Welwyn Garden City, AL7 £32,700
Buildstar, Welwyn garden city, AL7 £30,000
Lemsford Building, Herefordshire, AL8 £33,450
NJG BUILDING SOLUTIONS LTD, Hertfordshire, AL7 £33,450
J J Roofing & Gutter Repairs, Hatfield, AL9 £32,475
J B R Contracts, 38 Norwood Close, Hertford, Hertfordshir, SG14 £32,025
Hertfordshire Design, Hertfordshire, AL10 £33,300
Red Swan Construction, Hertfordshire, SG2 £33,675
Grain Property, Hertfordshire, AL4 £33,375
A S G Developments - Herts LTD , Hatfield, AL10 £30,000
Oakridge Construction Limited, Hertford, SG14 £32,550
GB Build, 33 Walnut Tree Close, Aston End, Poplar, Stevenage, Hertfordshire, SG2 £32,250
VALLEYCREST CONSTRUCTION LTD, Hatfield, AL10 £32,625
Herts Loft Ltd, Hertford, SG14 £32,700
Harris Building Solutions Limited, Stevenage, SG1 £32,325
A1 Home Care Building Maintenance, Hatfield, AL10 £32,625

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Get extension builder rates instantly (excluding VAT or callout charges)
Location in UKHourly RateDaily Rate
Loft Conversion near Welwyn Garden City£36£229
Loft Conversion near Hertford£39£247
Loft Conversion near Hatfield£53£244
Loft Conversion near Stevenage£37£239
Loft Conversion near Harpenden£70£264
Loft Conversion near Hitchin£37£238
Loft Conversion near East Hertfordshire£37£241
Loft Conversion near Ware£40£252
Loft Conversion near St Albans£52£246
Loft Conversion near North Hertfordshire£37£239