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We Fix & Upkeep Ltd
Cosmin-Adrian Aporcariti
Chertsey, KT16
We are a company based in South London, with a strong will to work and to do the best job possible every tine we start a job (big or small) because...
GS Wood Building Services
Need to find an Extension Builder near you for all your extension buildering work?
GS Wood Building Services provides a local, trusted exte...
From £40,830
London Rated Roofing
Chertsey, KT16
Relax... you have found a reliable extension builder in KT16. London Rated Roofing is a friendly and reliable company based in KT16 who consider no...
From £33,810
Inspiral Construction
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £39,030
EcoWoodDesign
EcoWoodDesign are here to help customers who need an Extension Builder in KT16. We offer a competitive rate to complete all your extension builderi...
Cheapest builders to convert your basement in KT16
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 KT16 by posting a job with HaMuch and we will send it to extension builders in KT16.
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Estimates for common extension builder jobs in KT16;
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.
Underpin a building - £17,474
Two storey extension - £87,962
Build a timber frame extension - £25,974
Build a swimming pool - £80,974
Single storey extension - £54,488
Side return extension - £41,212
Install an RSJ - £2,174
Outbuilding - £9,974
Build a Mansard loft conversion - £51,974
Loft conversion - £33,510
Build a kitchen extension - £41,974
Hip to gable loft conversion - £41,974
Granny annexe - £86,974
Garden office - £9,974
Convert a Garage - £15,974
Garage - £18,474
Build a flat roof extension - £21,974
Build a dormer loft conversion - £41,974
Concrete foundations - £6,224
Convert a bungalow loft - £28,974
Convert a basement - £37,212