Convert a basement cost in DA3 - Sort by rates or availability
J&J Building Solutions
From £38,040
Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in DA3. No obligation free quotes ...
1 review
Torrington
From £39,660
NIECEIC / NAAPIT GASSAFE WATER REGULATIONS We offer services towards completion of high end construction projects to dis...
"Did callout made safe my elctrical work thanks" - reviewed 16/05/23, REECYRUSSO
Buci builders ltd
From £49,020
Buci builders ltd is a trusted extension builder serving customers in DA3 and the surrounding area. Contact us to today to get a competitive quote ...
Local Boiler Plumbing & Heating Services
From £41,010
Local Boiler Plumbing & Heating Services is an established and experienced local extension builder in DA3. Please contact us for a free, no obligat...
Gb construction
From £39,660
Gb construction are here to help customers who need an Extension Builder in DA3. We offer a competitive rate to complete all your extension builde...
Banga Decoration
From £51,000
Member since August 2025
Banga decoration. Is Base in south London for number of year Banga decoration is a small company. Wich provide an excellent job to the custom...
CC&D BUILDING LTD
From £39,570
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in DA3. No obligation free quotes and m...
HOUSE BUILDING SERVICES LIMITED
From £44,430
HOUSE BUILDING SERVICES LIMITED is a trusted extension builder serving customers in DA3 and the surrounding area. Contact us to today to get a comp...
Can design and Construction
From £36,150
Member since August 2025
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Bspec Ltd
From £40,290
At Building Services Contractors we pride ourselves on an efficient and friendly service, and strive to achieve 100% customer satisfaction.
Cheapest builders to convert your basement in DA3
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 DA3 by posting a job with HaMuch and we will send it to extension builders in DA3.
