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J&S WALLINGTON LIMITED
We provide our clients with excellent service and quality. Whether you are looking to extend or upgrade, our professional team has the skills and e...
Saintflexs
Julian Cafun
Bromley, BR1
Need an Extension Builder in Bromley? Saintflexs has been helping local clients (10 mile radius) with their extension buildering jobs for many yea...
Our Builders Ltd
Max Dixon
We are a construction company specialising in all aspects of building works, loft construction Extension complete home renovation, structural ...
Cre8tive Contractors Ltd
Cre8tive Contractors Ltd are here to help customers who need an Extension Builder in Bromley. We offer a competitive rate to complete all your exte...
L M G Building Services (London) Ltd
Relax... you have found a reliable extension builder in Bromley. L M G Building Services (London) Ltd is a friendly and reliable company based in B...
AAB Tile Installation & Repairs
AAB Tile Installation & Repairs are here to help customers who need an Extension Builder in Bromley. We offer a competitive rate to complete all yo...
QUANTIC BUILDING SERVICES LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Rapid Bee Ltd
Rapid Bee Ltd is an established extension buildering business in Bromley. We come highly recommended and provide competitive quotes for your work.<...
Aumosa Ltd
Experienced extension builder ready to quote for your work. Aumosa Ltd is the best extension builder in Bromley. No obligation free quotes and many...
HA.ME.RA Building & Decoration
Bromley, BR1
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Flat roof extension cost in Bromley
A flat roof extension ranges from the cheapest of £21,960 (Rapid Bee Ltd based in SE12) to the dearest of £22,376 (Saintflexs based in BR1), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.
Find out how much your flat roof extension will cost in Bromley by posting a job with HaMuch. We'll send it to extension builders in Bromley.
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Estimates for common extension builder jobs in Bromley;
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 - £17,679
Two storey extension - £88,269
Build a timber frame extension - £26,179
Build a swimming pool - £81,179
Single storey extension - £58,584
Side return extension - £43,516
Install an RSJ - £2,379
Outbuilding - £10,179
Build a Mansard loft conversion - £52,179
Loft conversion - £35,430
Build a kitchen extension - £42,179
Hip to gable loft conversion - £42,179
Granny annexe - £87,179
Garden office - £10,179
Convert a Garage - £16,179
Garage - £18,679
Build a flat roof extension - £22,179
Build a dormer loft conversion - £42,179
Concrete foundations - £6,429
Convert a bungalow loft - £29,179
Convert a basement - £39,516