From £2,192
Relax... you have found a reliable extension builder in Buckingham Gate. London Projects Ltd is a friendly and reliable company based in Buckingham...
From £2,176
A to Z Builders Ltd are here to help customers who need an Extension Builder in Buckingham Gate. We offer a competitive rate to complete all your e...
From £2,456
F & F Building Services is an established extension buildering business in Buckingham Gate. We come highly recommended and provide competitive quot...
From £408
Here at London Design and Build, our team of architects, interior designers, structural engineers and contractors, offer a bespoke, turn-key servic...
From £2,704
Welcome to Adamko Interiors Ltd. We specialize in customized interior design solutions, prioritizing customer satisfaction and creating safe, comfo...
From £2,552
Experienced extension builder ready to quote for your work. Mayfair Design is the best extension builder in Buckingham Gate. No obligation free quo...
From £2,520
Cliden Construction (London) is a trusted extension builder serving customers in Buckingham Gate and the surrounding area. Contact us to today to g...
From £2,584
Experienced extension builder ready to quote for your work. Future Homes Design and Build is the best extension builder in Buckingham Gate. No obli...
From £2,456
Originally established in 1996 ELV8 has set the highest standards within the building industry, achieving success by winning numerous gold awards f...
From £2,304
Trusted and professional extension builder in Buckingham Gate. Experienced in all extension buildering work and keeping within budget and on quote....

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Buckingham Gate it ranges from £408 (London Design And Build based in SW1A) to £2,704 (Adamko Dry Lining London based in WC2N).
Comparing extension builders estimates for fitting an RSJ gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get rates and quotes to install an RSJ in Buckingham Gate by posting a job with HaMuch and we will send it to extension builders in Buckingham Gate.
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 - £17,535

Two storey extension - £88,053

Build a timber frame extension - £26,035

Build a swimming pool - £81,035

Single storey extension - £55,704

Side return extension - £41,896

Install an RSJ - £2,235

Outbuilding - £10,035

Build a Mansard loft conversion - £52,035

Loft conversion - £34,080

Build a kitchen extension - £42,035

Hip to gable loft conversion - £42,035

Granny annexe - £87,035

Garden office - £10,035

Convert a Garage - £16,035

Garage - £18,535

Build a flat roof extension - £22,035

Build a dormer loft conversion - £42,035

Concrete foundations - £6,285

Convert a bungalow loft - £29,035

Convert a basement - £37,896