How HaMuch saves you money
Post your job for free
We send your job to ALL NW11 extension builders
Compare quotes
Available extension builders in NW11 reply
Save Money
Select your affordable NW11 extension builder
Post your job
Samuele Paolini
Samuele Paolini
Need an Extension Builder in NW11? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for many ye...
A&J BUILDERS & DECORATORS LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
NWL Renovations Ltd
Patrick Gavin
Need an Extension Builder in NW11? NWL Renovations Ltd has been helping local clients (5 mile radius) with their extension buildering jobs for man...
BELLVIEW BUILDERS LTD
Need to find an Extension Builder near you for all your extension buildering work?
BELLVIEW BUILDERS LTD provides a local, trusted extensio...
Swiftdale Developments Ltd
Golders Green, NW11
Need the extension buildering job done quickly without breaking the bank? Swiftdale Developments Ltd offer fast, reliable, and affordable extension...
WHITE EAGLE CONSTRUCTION LTD
Trusted and professional extension builder in NW11. Experienced in all extension buildering work and keeping within budget and on quote. WHITE EAGL...
Taylor Construction Services Ltd
Relax... you have found a reliable extension builder in NW11. Taylor Construction Services Ltd is a friendly and reliable company based in NW11 who...
DS Construction
Trusted and professional extension builder in NW11. Experienced in all extension buildering work and keeping within budget and on quote. DS Constru...
RF Building Services
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £62,040
AK Builders
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 NW11
- How much does a single storey extension cost?
- Single storey extension cost calculator
- What size single storey extension can I build without planning permission?
- Do I need an architect for an extension?
- How deep do foundations need to be for a single storey extension?
- Is it cheaper to have an extension or a conservatory?
Get extension builder rates instantly
Estimates for common extension builder jobs in NW11;
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 - £17,710
Two storey extension - £88,314
Build a timber frame extension - £26,210
Build a swimming pool - £81,210
Single storey extension - £59,192
Side return extension - £43,858
Install an RSJ - £2,410
Outbuilding - £10,210
Build a Mansard loft conversion - £52,210
Loft conversion - £35,715
Build a kitchen extension - £42,210
Hip to gable loft conversion - £42,210
Granny annexe - £87,210
Garden office - £10,210
Convert a Garage - £16,210
Garage - £18,710
Build a flat roof extension - £22,210
Build a dormer loft conversion - £42,210
Concrete foundations - £6,460
Convert a bungalow loft - £29,210
Convert a basement - £39,858