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Andy Harris Construction
Andy Harris
Andy Harris Construction is an established and experienced local extension builder in Mortlake. Please contact us for a free, no obligation quote a...
AVIB City Construction Ltd
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Building Vision London Ltd
Building Vision London Ltd is a trusted extension builder serving customers in Mortlake and the surrounding area. Contact us to today to get a comp...
Red Box Maintenance Ltd
Red Box are a Fulham-based building and decorating business who work in West and Southwest London, and who specialise in fine interior renovations,...
AJ Wells
Need to find an Extension Builder near you for all your extension buildering work?
AJ Wells provides a local, trusted extension buildering ...
AG-Renovation Ltd
AG-Renovation Ltd is a trusted extension builder serving customers in Mortlake and the surrounding area. Contact us to today to get a competitive q...
Ferdas Design & Build Ltd
At Ferdas Design & Build Ltd we have been fitting bespoke bathrooms since 2013. We pride ourselves on being the go-to bathroom fitters for discerni...
The Diamond Property Service Ltd
Tomasz Pedowicz
Hi we have 15 years of experience in building and construction industry our specialization is bathrooms and renovations please have a look at the w...
Elite Construction London Ltd
Elite Construction London Ltd
Elite Construction London Ltd has been one of the top providers of building and remodeling services in London for more than ten years.Our goal is ...
KEVIN GEAR BUILDING & MAINTIAN
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Extension builder estimates (based on hourly rates) to build a single storey extension in Mortlake
- How much does a single storey extension cost?
- Single storey extension cost calculator
- What size single storey extension can I build without planning permission?
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Estimates for common extension builder jobs in Mortlake;
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 - £17,753
Two storey extension - £88,379
Build a timber frame extension - £26,253
Build a swimming pool - £81,253
Single storey extension - £60,056
Side return extension - £44,344
Install an RSJ - £2,453
Outbuilding - £10,253
Build a Mansard loft conversion - £52,253
Loft conversion - £36,120
Build a kitchen extension - £42,253
Hip to gable loft conversion - £42,253
Granny annexe - £87,253
Garden office - £10,253
Convert a Garage - £16,253
Garage - £18,753
Build a flat roof extension - £22,253
Build a dormer loft conversion - £42,253
Concrete foundations - £6,503
Convert a bungalow loft - £29,253
Convert a basement - £40,344