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DW Building
DW Building is a trusted extension builder serving customers in EN1 and the surrounding area. Contact us to today to get a competitive quote for ex...
Colin Lynch Builders
Need an Extension Builder in EN1? Colin Lynch Builders has been helping local clients (10 mile radius) with their extension buildering jobs for man...
From £58,360
B&B London Construction Ltd
Arben Neza (Benny)
We are focused on delivering high quality loft conversions, house extensions, full or partial house refurbishment, also maximising the full potent...
From £60,120
S E H BUILDERS LTD
Need to find an Extension Builder near you for all your extension buildering work?
S E H BUILDERS LTD provides a local, trusted extension b...
From £65,560
United construction group
Relax... you have found a reliable extension builder in EN1. United construction group is a friendly and reliable company based in EN1 who consider...
From £63,800
ICB Building and Civil Engineering
Experienced extension builder ready to quote for your work. ICB Building and Civil Engineering is the best extension builder in EN1. No obligation ...
From £58,200
NexLevel Contractors Ltd
Nexlevel - An aspiring construction and refurbishment company situated in the London. As a family-run business that is meshed with love, we believe...
From £63,640
AL Plumbing & Electrical
Enfield, EN1
Experienced extension builder ready to quote for your work. AL Plumbing & Electrical is the best extension builder in EN1. No obligation free quote...
From £61,880
Bzone Builders
Need an Extension Builder in EN1? Bzone Builders has been helping local clients (10 mile radius) with their extension buildering jobs for many year...
Extension builder estimates (based on hourly rates) to build a single storey extension in EN1
- 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 EN1;
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 - £17,761
Two storey extension - £88,391
Build a timber frame extension - £26,261
Build a swimming pool - £81,261
Single storey extension - £60,216
Side return extension - £44,434
Install an RSJ - £2,461
Outbuilding - £10,261
Build a Mansard loft conversion - £52,261
Loft conversion - £36,195
Build a kitchen extension - £42,261
Hip to gable loft conversion - £42,261
Granny annexe - £87,261
Garden office - £10,261
Convert a Garage - £16,261
Garage - £18,761
Build a flat roof extension - £22,261
Build a dormer loft conversion - £42,261
Concrete foundations - £6,511
Convert a bungalow loft - £29,261
Convert a basement - £40,434