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Select your affordable EN10 extension builder
Jon Howard Construction Ltd is a trusted extension builder serving customers in EN10 and the surrounding area. Contact us to today to get a competi...
From £22,128
Expanse Partnership is an established and experienced local extension builder in EN10. Please contact us for a free, no obligation quote and compet...
From £23,272
Dean Nelson
Broxbourne, EN10
At PDS we have a very simple business model. We operate 24 hours a day 365 days a year, so our clients and customers have peace of mind, that wheth...
From £22,200
Need an Extension Builder in EN10? MG BUILDERS has been helping local clients (10 mile radius) with their extension buildering jobs for many years....
From £22,144
Trusted and professional extension builder in EN10. Experienced in all extension buildering work and keeping within budget and on quote. PM Heating...
From £22,368
Need to find an Extension Builder near you for all your extension buildering work?
C.B.Buildings & Claims Limited T/A Concept Solutions 3 C...
From £22,224
Need an Extension Builder in EN10? TJJ Construction Ltd has been helping local clients (10 mile radius) with their extension buildering jobs for ma...
From £22,056
Experienced extension builder ready to quote for your work. BLERIOT CONSTRUCTION LTD is the best extension builder in EN10. No obligation free quot...
From £22,152
Need an Extension Builder in EN10? M J S BUILDERS T/A has been helping local clients (10 mile radius) with their extension buildering jobs for many...
From £22,328
Jarman Tew Design Ltd is an established and experienced local extension builder in EN10. Please contact us for a free, no obligation quote and comp...

A flat roof extension ranges from the cheapest of £22,056 (BLERIOT CONSTRUCTION LTD based in EN10) to the dearest of £23,272 (PDS Group Ltd based in EN10), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.
Find out how much your flat roof extension will cost in EN10 by posting a job with HaMuch. We'll send it to extension builders in EN10.
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 - £17,828

Two storey extension - £88,492

Build a timber frame extension - £26,328

Build a swimming pool - £81,328

Single storey extension - £61,560

Side return extension - £45,190

Install an RSJ - £2,528

Outbuilding - £10,328

Build a Mansard loft conversion - £52,328

Loft conversion - £36,825

Build a kitchen extension - £42,328

Hip to gable loft conversion - £42,328

Granny annexe - £87,328

Garden office - £10,328

Convert a Garage - £16,328

Garage - £18,828

Build a flat roof extension - £22,328

Build a dormer loft conversion - £42,328

Concrete foundations - £6,578

Convert a bungalow loft - £29,328

Convert a basement - £41,190