From £56,600
Londonderry, UB7
Relax... you have found a reliable extension builder in UB7. Bespoke Extension LTD is a friendly and reliable company based in UB7 who consider no ...
From £57,880
Relax... you have found a reliable extension builder in UB7. RODOF Ltd is a friendly and reliable company based in UB7 who consider no job as too b...
From £61,880
Northumberland, UB7
Need an Extension Builder in UB7? Sahar's Room has been helping local clients (10 mile radius) with their extension buildering jobs for many years....
From £63,800
La Vaastu An expert eye for design!My little practice is based in West London and I’ve been practicing for about six years. The types of archite...
From £59,480
West drayton, UB7
R & V Mann Construction are here to help customers who need an Extension Builder in UB7. We offer a competitive rate to complete all your extension...
From £62,200
West Drayton, UB7
Experienced extension builder ready to quote for your work. KRSS CONSTRUCTION is the best extension builder in UB7. No obligation free quotes and m...
From £56,600
Experienced extension builder ready to quote for your work. Tej Builders is the best extension builder in UB7. No obligation free quotes and many h...
From £62,200
London, UB7
Need to find an Extension Builder near you for all your extension buildering work?
R&P Solution LTD provides a local, trusted extension bui...
From £61,400
Prestige Roofing and Guttering Services is a trusted extension builder serving customers in UB7 and the surrounding area. Contact us to today to ge...

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 - £17,769

Two storey extension - £88,403

Build a timber frame extension - £26,269

Build a swimming pool - £81,269

Single storey extension - £60,376

Side return extension - £44,524

Install an RSJ - £2,469

Outbuilding - £10,269

Build a Mansard loft conversion - £52,269

Loft conversion - £36,270

Build a kitchen extension - £42,269

Hip to gable loft conversion - £42,269

Granny annexe - £87,269

Garden office - £10,269

Convert a Garage - £16,269

Garage - £18,769

Build a flat roof extension - £22,269

Build a dormer loft conversion - £42,269

Concrete foundations - £6,519

Convert a bungalow loft - £29,269

Convert a basement - £40,524