From £17,820
Trusted and professional extension builder in Waltham Abbey. Experienced in all extension buildering work and keeping within budget and on quote. T...
From £17,900
RBM Building is an established and experienced local extension builder in Waltham Abbey. Please contact us for a free, no obligation quote and comp...
From £17,660
Experienced extension builder ready to quote for your work. COOMBS CONSTRUCTION is the best extension builder in Waltham Abbey. No obligation free ...
From £17,868
BUSINESS BUILDERS (EAST LONDON & ESSEX) LIMITED is a trusted extension builder serving customers in Waltham Abbey and the surrounding area. Contact...
From £17,852
Relax... you have found a reliable extension builder in Waltham Abbey. Made By 68 Ltd is a friendly and reliable company based in Waltham Abbey who...
From £17,484
Better Homes Studio is a Design & Build company with a mission to disrupt the current hassle-full way that people refurbish and renovate their home...
From £17,836
Experienced extension builder ready to quote for your work. SBH Construction Group is the best extension builder in Waltham Abbey. No obligation fr...
From £17,396
Experienced extension builder ready to quote for your work. MERT BUILDERS is the best extension builder in Waltham Abbey. No obligation free quotes...
From £17,692
Trusted and professional extension builder in Waltham Abbey. Experienced in all extension buildering work and keeping within budget and on quote. J...
From £17,652
IRIS Building and Services is a family run nationwide company base on family values and core British tradition. After growing up with a passion for...

Underpinning ranges from £17,396 (MERT BUILDERS based in EN8) to £17,900 (RBM Building based in en9), 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 Waltham Abbey by posting a job with HaMuch and we will send it to extension builders in Waltham Abbey.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Epping Forest | £44 | £273 |
| Underpin A Building near Cheshunt | £48 | £285 |
| Underpin A Building near Loughton | £44 | £273 |
| Underpin A Building near Hoddesdon | £46 | £296 |
| Underpin A Building near Walthamstow | £45 | £277 |
| Underpin A Building near Harlow | £43 | £288 |
| Underpin A Building near Potters Bar | £43 | £273 |
| Underpin A Building near Redbridge | £41 | £264 |
| Underpin A Building near Ware | £47 | £296 |
| Underpin A Building near Hertford | £46 | £289 |
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 - £17,716

Two storey extension - £88,324

Build a timber frame extension - £26,216

Build a swimming pool - £81,216

Single storey extension - £59,320

Side return extension - £43,930

Install an RSJ - £2,416

Outbuilding - £10,216

Build a Mansard loft conversion - £52,216

Loft conversion - £35,775

Build a kitchen extension - £42,216

Hip to gable loft conversion - £42,216

Granny annexe - £87,216

Garden office - £10,216

Convert a Garage - £16,216

Garage - £18,716

Build a flat roof extension - £22,216

Build a dormer loft conversion - £42,216

Concrete foundations - £6,466

Convert a bungalow loft - £29,216

Convert a basement - £39,930