From £16,096
Barnet, EN5
Honest and reliable,helpful team ready to sort out Your solutions.
From £16,352
Are you looking to make the most of your property with a loft conversion? The Hadley Loft Company Ltd can help. Based in Barnet, we provide high-en...
From £16,008
Greater London, EN5
Experienced extension builder ready to quote for your work. ACME CONSTRUCTION LTD is the best extension builder in EN5. No obligation free quotes a...
From £16,016
Building services company Reix London Ltd has been helping customers in North London and the surrounding area for over 10 years providing professio...
From £16,192
I Builder are a well established, reliable and trustworthy company with over twenty years' experience.We are based in Barnet covering Barne...
From £16,256
Barnet, EN5
Trusted and professional extension builder in EN5. Experienced in all extension buildering work and keeping within budget and on quote. Optma Build...
From £15,944
New Finishes is a trusted extension builder serving customers in EN5 and the surrounding area. Contact us to today to get a competitive quote for e...
From £16,216
Trusted and professional extension builder in EN5. Experienced in all extension buildering work and keeping within budget and on quote. Compass Des...
From £16,208
Homeland Building Ltd is a trusted extension builder serving customers in EN5 and the surrounding area. Contact us to today to get a competitive qu...

Garage conversions in EN5 typically range from £15,712 (J&K Expert Building Services based in EN5) to £16,352 (The Hadley Loft Company Ltd based in EN5), but the only way to get an accurate cost for your specific project is to get quotes.
Post a job with HaMuch and we'll send it to extension builders in EN5 who will be happy to help.
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 - £17,600

Two storey extension - £88,150

Build a timber frame extension - £26,100

Build a swimming pool - £81,100

Single storey extension - £57,000

Side return extension - £42,625

Install an RSJ - £2,300

Outbuilding - £10,100

Build a Mansard loft conversion - £52,100

Loft conversion - £34,688

Build a kitchen extension - £42,100

Hip to gable loft conversion - £42,100

Granny annexe - £87,100

Garden office - £10,100

Convert a Garage - £16,100

Garage - £18,600

Build a flat roof extension - £22,100

Build a dormer loft conversion - £42,100

Concrete foundations - £6,350

Convert a bungalow loft - £29,100

Convert a basement - £38,625