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Relax... you have found a reliable extension builder in Morden. GDW Construction is a friendly and reliable company based in Morden who consider no...
Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in Morden. No obligation free quot...
Trusted and professional extension builder in Morden. Experienced in all extension buildering work and keeping within budget and on quote. J & D Co...
Langston Builders is a trusted extension builder serving customers in Morden and the surrounding area. Contact us to today to get a competitive quo...
Trusted and professional extension builder in Morden. Experienced in all extension buildering work and keeping within budget and on quote. Sonik Bu...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Renaissance Timothy Brewer Ltd is an established extension buildering business in Morden. We come highly recommended and provide competitive quotes...
David Phelan
Please visit our web site. Www. Dapconstruction. Co . Uk to c all our work and client recommendations.
Tenfold Renovation
Need to find an Extension Builder near you for all your extension buildering work?
Tenfold Renovation provides a local, trusted extension b...

Underpinning ranges from £17,436 (D A P CONSTRUCTION based in KT4) to £18,300 (GDW Construction based in SM3), but the final cost will depend on the method of underpinning used, how much of your foundations need underpinning and where you live.
Comparing extension builders estimates for underpinning gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get quotes to underpin your home in Morden by posting a job with HaMuch and we will send it to extension builders in Morden.
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 - £17,718

Two storey extension - £88,328

Build a timber frame extension - £26,218

Build a swimming pool - £81,218

Single storey extension - £59,368

Side return extension - £43,957

Install an RSJ - £2,418

Outbuilding - £10,218

Build a Mansard loft conversion - £52,218

Loft conversion - £35,798

Build a kitchen extension - £42,218

Hip to gable loft conversion - £42,218

Granny annexe - £87,218

Garden office - £10,218

Convert a Garage - £16,218

Garage - £18,718

Build a flat roof extension - £22,218

Build a dormer loft conversion - £42,218

Concrete foundations - £6,468

Convert a bungalow loft - £29,218

Convert a basement - £39,957