From £36,600
Masonic Plumbing and Heating Ltd are here to help customers who need an Extension Builder in RM14. We offer a competitive rate to complete all your...
From £39,570
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in RM14. No obligation free quotes and ...
From £43,800
Our homes need to be regularly maintained and from time to time they need to be rejuvenated, modernised and enhanced. When it comes to building wor...
From £37,320
JK Doors is a trusted extension builder serving customers in RM14 and the surrounding area. Contact us to today to get a competitive quote for exte...
From £39,660
NIECEIC / NAAPIT GASSAFE WATER REGULATIONS We offer services towards completion of high end construction projects to dis...
From £41,010
skilled worker who specializes in completing a wide range of building and renovation projects
From £44,430
HOUSE BUILDING SERVICES LIMITED is a trusted extension builder serving customers in RM14 and the surrounding area. Contact us to today to get a com...
From £39,750
Relax... you have found a reliable extension builder in RM14. Derryard Construction Ltd is a friendly and reliable company based in RM14 who consid...
From £37,140
B J CULLEN BUILDERS are here to help customers who need an Extension Builder in RM14. We offer a competitive rate to complete all your extension bu...
From £37,860
Relax... you have found a reliable extension builder in RM14. Major Building Contractors Ltd is a friendly and reliable company based in RM14 who c...

Comparing extension builders estimates for a Convert a basement gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost to convert a basement in RM14 by posting a job with HaMuch and we will send it to extension builders in RM14.
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 - £17,697

Two storey extension - £88,295

Build a timber frame extension - £26,197

Build a swimming pool - £81,197

Single storey extension - £58,936

Side return extension - £43,714

Install an RSJ - £2,397

Outbuilding - £10,197

Build a Mansard loft conversion - £52,197

Loft conversion - £35,595

Build a kitchen extension - £42,197

Hip to gable loft conversion - £42,197

Granny annexe - £87,197

Garden office - £10,197

Convert a Garage - £16,197

Garage - £18,697

Build a flat roof extension - £22,197

Build a dormer loft conversion - £42,197

Concrete foundations - £6,447

Convert a bungalow loft - £29,197

Convert a basement - £39,714