L A CONSTRUCTION LIMITED are here to help customers who need an Extension Builder in RM19. We offer a competitive rate to complete all your extensi...
From £88,480
ABAH Property Services Ltd is a trusted extension builder serving customers in RM19 and the surrounding area. Contact us to today to get a competit...
From £88,300
Greater London, RM19
LRB general LTD is a trusted extension builder serving customers in RM19 and the surrounding area. Contact us to today to get a competitive quote f...
From £88,288
We are LRB General LTD and we would like to get to know you a bit better. Right, so we go first.We’ve been in the construction and renovation ind...

Costs range from £88,288 (LRB general LTD based in rm19) to £88,480 (ABAH Property Services Ltd based in DA1), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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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 - £17,746

Two storey extension - £88,369

Build a timber frame extension - £26,246

Build a swimming pool - £81,246

Single storey extension - £59,920

Side return extension - £44,268

Install an RSJ - £2,446

Outbuilding - £10,246

Build a Mansard loft conversion - £52,246

Loft conversion - £36,056

Build a kitchen extension - £42,246

Hip to gable loft conversion - £42,246

Granny annexe - £87,246

Garden office - £10,246

Convert a Garage - £16,246

Garage - £18,746

Build a flat roof extension - £22,246

Build a dormer loft conversion - £42,246

Concrete foundations - £6,496

Convert a bungalow loft - £29,246

Convert a basement - £40,268