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The England Team
The England Team is an established extension buildering business in RM15. We come highly recommended and provide competitive quotes for your work.<...
"Two storey extension" - RM15, job posted 17/09/26
L A CONSTRUCTION LIMITED
L A CONSTRUCTION LIMITED are here to help customers who need an Extension Builder in RM15. We offer a competitive rate to complete all your extensi...
"I am interested in getting a quote fot a Loft conversion" - SOUTH OCKENDON, job posted 10/02/24
£46/hr
£289/day
Nik & Jel Services Ltd
South ockendon, RM15
Nik&Jel Services Ltd is registered member of the Federation of Master Builders, offer high quality and professional construction services, performi...
£46/hr
£283/day
Vitec Interiors Ltd
Our building services company Vitec Interiors Ltd have over twenty-eight years’ experience in the trade. Since then we have been helping customer...
£40/hr
£251/day
Casa building services Ltd
Experienced extension builder ready to quote for your work. Casa building services Ltd is the best extension builder in RM15. No obligation free qu...
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Use these steps to find Extension Builders in RM15 for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in RM15. We’ll notify you via text or email when an Extension Builder is available to quote.
- Select your Extension Builder: Compare Extension Builders interested in working with you. You can use HaMuch to safely message local RM15 Extension Builders or phone them directly - you’re in control!
Local Extension Builders in London Boroughs
Job estimates from extension builders near you
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.

Build a timber frame extension - £26,248

Garden office - £10,248

Granny annexe - £87,248

Build a flat roof extension - £22,248

Convert a Garage - £16,248

Hip to gable loft conversion - £42,248

Convert a bungalow loft - £29,248

Build a dormer loft conversion - £42,248

Build a swimming pool - £81,248

Build a Mansard loft conversion - £52,248

Concrete foundations - £6,498

Underpin a building - £17,748

Two storey extension - £88,372

Convert a basement - £40,290

Side return extension - £44,290

Loft conversion - £36,075

Garage - £18,748

Single storey extension - £59,960

Outbuilding - £10,248

Install an RSJ - £2,448

Build a kitchen extension - £42,248
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