From £26,360
Relax... you have found a reliable extension builder in EN6. M & A UK Ltd is a friendly and reliable company based in EN6 who consider no job as to...
From £26,320
Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in EN6. No obligation free qu...
From £26,376
CK Constructions & Development Ltd is a trusted extension builder serving customers in EN6 and the surrounding area. Contact us to today to get a c...
From £26,448
London Construction is an established and experienced local extension builder in EN6. Please contact us for a free, no obligation quote and competi...
From £25,976
A to Z Builders Ltd are here to help customers who need an Extension Builder in EN6. We offer a competitive rate to complete all your extension bui...
From £26,248
Experienced extension builder ready to quote for your work. Cornerstones Construction is the best extension builder in EN6. No obligation free quot...
From £26,424
Nouvell Decor is a trusted extension builder serving customers in EN6 and the surrounding area. Contact us to today to get a competitive quote for ...
From £27,616
Over 20 years experience
Client focussed and driven
Personal planning and completion of work
Warranty ...
From £26,112
Trusted and professional extension builder in EN6. Experienced in all extension buildering work and keeping within budget and on quote. D Dan Const...
From £26,424
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

A timber frame extension built in EN6 typically ranges from £25,976 (A to Z Builders Ltd based in SW1P) to £27,616 (GasHeat based in NW10), 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 EN6 by posting a job with HaMuch and we'll send it to extension builders in EN6.
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 - £17,930

Two storey extension - £88,646

Build a timber frame extension - £26,430

Build a swimming pool - £81,430

Single storey extension - £63,608

Side return extension - £46,342

Install an RSJ - £2,630

Outbuilding - £10,430

Build a Mansard loft conversion - £52,430

Loft conversion - £37,785

Build a kitchen extension - £42,430

Hip to gable loft conversion - £42,430

Granny annexe - £87,430

Garden office - £10,430

Convert a Garage - £16,430

Garage - £18,930

Build a flat roof extension - £22,430

Build a dormer loft conversion - £42,430

Concrete foundations - £6,680

Convert a bungalow loft - £29,430

Convert a basement - £42,342