Convert your basement in S18 from £29,490

Range from the cheapest Convert a basement £29,490 (JON WINDLE CONSTRUCTION based in S17) to the dearest Convert a basement £41,910 (Peak Roof Clean based in S42). To see prices and availability for your job click green button.

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From £41,370

Last active Nov 26
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AMB Joinery & Building Services

Trusted and professional extension builder in S18. Experienced in all extension buildering work and keeping within budget and on quote. AMB Joinery...

From £36,780

Last active Sep 26
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Dore Decor

Dore Decor are a family run business with over 30 years experience - we offer an extensive range of building services and are able to provide a ful...

From £29,490

Last active Sep 26
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JON WINDLE CONSTRUCTION

Jon Windle

46 years in the trade

From £41,640

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Compton Spares.com

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

From £37,140

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R S Heating & Building Co

Trusted and professional extension builder in S18. Experienced in all extension buildering work and keeping within budget and on quote. R S Heating...

From £41,910

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Peak Roof Clean

Peak Roofclean offer an inexpensive way of permanently keeping your roof free of moss, lichens and algae. Not only is it 100% effective but...

From £38,310

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Cortworth Millhouse Design & Build

Need an Extension Builder in S18? Cortworth Millhouse Design & Build has been helping local clients (20 mile radius) with their extension builderin...

From £41,280

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Blenheim Park Developments

Blenheim Park Developments is an established and experienced local extension builder in S18. Please contact us for a free, no obligation quote and ...

Cheapest builders to convert your basement in S18

Estimates for convert a basement near S18

Comparing extension builders estimates for a Convert a basement 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 S18 by posting a job with HaMuch and we will send it to  extension builders in S18.


Estimates for common extension builder jobs in S18;

Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

More extensions & conversions cost guides...