From £26,048
Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in RM12. No obligation free quotes...
From £26,392
Need an Extension Builder in RM12? Samuele Paolini has been helping local clients (5 mile radius) with their extension buildering jobs for many ye...
From £26,048
Trusted and professional extension builder in RM12. Experienced in all extension buildering work and keeping within budget and on quote. WHITE EAGL...
From £25,920
Masonic Plumbing and Heating Ltd are here to help customers who need an Extension Builder in RM12. We offer a competitive rate to complete all your...
From £26,192
Gb construction are here to help customers who need an Extension Builder in RM12. We offer a competitive rate to complete all your extension build...
From £26,184
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in RM12. No obligation free quotes and ...
From £26,560
Our homes need to be regularly maintained and from time to time they need to be rejuvenated, modernised and enhanced. When it comes to building wor...
From £26,096
Experienced extension builder ready to quote for your work. Mr is the best extension builder in RM12. No obligation free quotes and many happy cust...
From £25,984
JK Doors is a trusted extension builder serving customers in RM12 and the surrounding area. Contact us to today to get a competitive quote for exte...
From £26,192
NIECEIC / NAAPIT GASSAFE WATER REGULATIONS We offer services towards completion of high end construction projects to dis...

A timber frame extension built in RM12 typically ranges from £25,920 (Masonic Plumbing and Heating Ltd based in BR2) to £26,560 (Rafix Building based in EN4), but this will vary depending on the size of your extension, the design features you'd like and what your soil is like for the foundations.
Comparing extension builders estimates for building a timber frame extension 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 build a timber frame extension in RM12 by posting a job with HaMuch and we'll send it to extension builders in RM12.
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 - £17,662

Two storey extension - £88,242

Build a timber frame extension - £26,162

Build a swimming pool - £81,162

Single storey extension - £58,232

Side return extension - £43,318

Install an RSJ - £2,362

Outbuilding - £10,162

Build a Mansard loft conversion - £52,162

Loft conversion - £35,265

Build a kitchen extension - £42,162

Hip to gable loft conversion - £42,162

Granny annexe - £87,162

Garden office - £10,162

Convert a Garage - £16,162

Garage - £18,662

Build a flat roof extension - £22,162

Build a dormer loft conversion - £42,162

Concrete foundations - £6,412

Convert a bungalow loft - £29,162

Convert a basement - £39,318