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Select your affordable DA11 extension builder
Northfleet, DA11
Relax... you have found a reliable extension builder in DA11. JPRMS Ltd is a friendly and reliable company based in DA11 who consider no job as too...
From £16,104
Bungar & Co ltd is a trusted extension builder serving customers in DA11 and the surrounding area. Contact us to today to get a competitive quote f...
From £15,992
Northfleet, DA11
Warren Miller Building is an established extension buildering business in DA11. We come highly recommended and provide competitive quotes for your ...
From £16,280
GLADHOUSE CONSTRUCTION are here to help customers who need an Extension Builder in DA11. We offer a competitive rate to complete all your extension...
From £16,224
Brown Builders UK Ltd is a trusted extension builder serving customers in DA11 and the surrounding area. Contact us to today to get a competitive q...
From £16,096
Beautiful Kitchens is a family-run company, owned and directed by husband and wife Debbie and Nigel Powell along with their daughter, Bethany, and ...
From £16,280
Need to find an Extension Builder near you for all your extension buildering work?
Ciad Building Services Ltd provides a local, trusted ext...
From £15,920
Experienced extension builder ready to quote for your work. HRS Home Renovation Solutions is the best extension builder in DA11. No obligation fr...
From £16,304
ALLTYPE BUILDING CONTRACTORS L are here to help customers who need an Extension Builder in DA11. We offer a competitive rate to complete all your e...
From £16,096
Experienced extension builder ready to quote for your work. Deen Construction & Renovations Ltd is the best extension builder in DA11. No obligatio...

Garage conversions in DA11 typically range from £15,920 (HRS Home Renovation Solutions based in DA12) to £16,304 (ALLTYPE BUILDING CONTRACTORS L based in DA13), 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 DA11 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 - £17,642

Two storey extension - £88,214

Build a timber frame extension - £26,142

Build a swimming pool - £81,142

Single storey extension - £57,848

Side return extension - £43,102

Install an RSJ - £2,342

Outbuilding - £10,142

Build a Mansard loft conversion - £52,142

Loft conversion - £35,085

Build a kitchen extension - £42,142

Hip to gable loft conversion - £42,142

Granny annexe - £87,142

Garden office - £10,142

Convert a Garage - £16,142

Garage - £18,642

Build a flat roof extension - £22,142

Build a dormer loft conversion - £42,142

Concrete foundations - £6,392

Convert a bungalow loft - £29,142

Convert a basement - £39,102