From £16,796
we supply and install carpets and vinyl flooring, small family business , covering a ten mike radius of high wycombe, with a choose at home sample ...
From £17,604
Need to find an Extension Builder near you for all your extension buildering work?
ACORN CONSTRUCTION provides a local, trusted extension b...
From £17,820
Trusted and professional extension builder in Wycombe. Experienced in all extension buildering work and keeping within budget and on quote. Shaks b...
From £17,404
Experienced extension builder ready to quote for your work. Wooburn Project Management Ltd is the best extension builder in Wycombe. No obligation ...
From £17,404
Bow Tie Construction is an established and experienced local extension builder in Wycombe. Please contact us for a free, no obligation quote and co...
From £17,804
Relax... you have found a reliable extension builder in Wycombe. JAMES BUILDERS is a friendly and reliable company based in Wycombe who consider no...
From £17,588
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,924
Here at S Halls Construction Ltd, we undertake all hard landscaping works. Patios, driveways, fencing and groundworks, we also cover many areas of ...
From £17,588
Need to find an Extension Builder near you for all your extension buildering work?
PSB Builders Ltd provides a local, trusted extension bui...
From £17,596
Relax... you have found a reliable extension builder in Wycombe. Building High Wycombe is a friendly and reliable company based in Wycombe who cons...

Underpinning ranges from £16,796 (Andy's carpets & Vinyl services based in HP12) to £17,924 (S Halls Construction Ltd based in HP13), 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 Wycombe by posting a job with HaMuch and we will send it to extension builders in Wycombe.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Wycombe | £39 | £271 |
| Underpin A Building near High Wycombe | £39 | £272 |
| Underpin A Building near Hazlemere | £40 | £272 |
| Underpin A Building near Maidenhead | £41 | £273 |
| Underpin A Building near Chesham | £42 | £277 |
| Underpin A Building near Gerrards Cross | £43 | £282 |
| Underpin A Building near South Oxfordshire | £36 | £253 |
| Underpin A Building near Aylesbury | £42 | £270 |
| Underpin A Building near Slough | £42 | £272 |
| Underpin A Building near Caversham | £38 | £266 |
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 - £17,553

Two storey extension - £88,079

Build a timber frame extension - £26,053

Build a swimming pool - £81,053

Single storey extension - £56,056

Side return extension - £42,094

Install an RSJ - £2,253

Outbuilding - £10,053

Build a Mansard loft conversion - £52,053

Loft conversion - £34,245

Build a kitchen extension - £42,053

Hip to gable loft conversion - £42,053

Granny annexe - £87,053

Garden office - £10,053

Convert a Garage - £16,053

Garage - £18,553

Build a flat roof extension - £22,053

Build a dormer loft conversion - £42,053

Concrete foundations - £6,303

Convert a bungalow loft - £29,053

Convert a basement - £38,094