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Torrington Design
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
Mick Singh
At Building Services Contractors we pride ourselves on an efficient and friendly service, and strive to achieve 100% customer satisfaction.
Need an Extension Builder in Shoreditch? Exquisite Design & Build Ltd has been helping local clients (5 mile radius) with their extension builderin...
Trusted and professional extension builder in Shoreditch. Experienced in all extension buildering work and keeping within budget and on quote. GNB ...
Relax... you have found a reliable extension builder in Shoreditch. London Trowel Co. is a friendly and reliable company based in Shoreditch who co...
Trusted and professional extension builder in Shoreditch. Experienced in all extension buildering work and keeping within budget and on quote. Ther...
Experienced extension builder ready to quote for your work. Glenward Builders Ltd is the best extension builder in Shoreditch. No obligation free q...
CK Constructions & Development Ltd is a trusted extension builder serving customers in Shoreditch and the surrounding area. Contact us to today to ...
GS Fabric Ltd is an established and experienced local extension builder in Shoreditch. Please contact us for a free, no obligation quote and compet...
JM Building Services is a trusted extension builder serving customers in Shoreditch and the surrounding area. Contact us to today to get a competit...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Shoreditch it ranges from £2,128 (GS Fabric Ltd based in E2) to £2,576 (Exquisite Design & Build Ltd based in SE16).
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 Shoreditch by posting a job with HaMuch and we will send it to extension builders in Shoreditch.
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 - £17,684

Two storey extension - £88,276

Build a timber frame extension - £26,184

Build a swimming pool - £81,184

Single storey extension - £58,680

Side return extension - £43,570

Install an RSJ - £2,384

Outbuilding - £10,184

Build a Mansard loft conversion - £52,184

Loft conversion - £35,475

Build a kitchen extension - £42,184

Hip to gable loft conversion - £42,184

Granny annexe - £87,184

Garden office - £10,184

Convert a Garage - £16,184

Garage - £18,684

Build a flat roof extension - £22,184

Build a dormer loft conversion - £42,184

Concrete foundations - £6,434

Convert a bungalow loft - £29,184

Convert a basement - £39,570