From £17,468
Relax... you have found a reliable extension builder in Withernsea. APPLEWOOD JOINERS&BUILDERS LTD is a friendly and reliable company based in With...
From £17,540
From building preservation to extensions in Grimsby, we have the skills and experience you need. We undertake a very wide selection of wor...
From £17,276
Need an Extension Builder in Withernsea? A F Beckett has been helping local clients (20 mile radius) with their jobs for many years. Get a quote t...
From £17,348
Dan's News youth club is an established and experienced local extension builder in Withernsea. Please contact us for a free, no obligation quote an...
From £17,196
Absolute Finishes is an established business in Withernsea. We come highly recommended and provide competitive quotes for your work.
From £17,116
Need an Extension Builder in Withernsea? S.E.S Services has been helping local clients (20 mile radius) with their jobs for many years. Get a quot...
From £17,380
ACG Building Services is an established business in Withernsea. We come highly recommended and provide competitive quotes for your work.
From £17,276
Need to find an Extension Builder near you for all your work?
THOMPSON BUILDERS provides a local, trusted service in and around Withernse...
From £17,956
Need to find an Extension Builder near you for all your work?
One Stop Building and Property Solutions Ltd provides a local, trusted serv...
From £17,300
Need to find an Extension Builder near you for all your work?
Ashley Cook Builders provides a local, trusted service in and around Wither...

Underpinning ranges from £17,116 (S.E.S Services based in HU8) to £17,956 (One Stop Building and Property Solutions Ltd based in DN37), 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 Withernsea by posting a job with HaMuch and we will send it to extension builders in Withernsea.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Grimsby | £27 | £207 |
| Underpin A Building near North East Lincolnshire | £27 | £207 |
| Underpin A Building near Cleethorpes | £27 | £207 |
| Underpin A Building near Hull | £25 | £195 |
| Underpin A Building near Willerby | £25 | £193 |
| Underpin A Building near Beverley | £24 | £187 |
| Underpin A Building near East Riding | £24 | £187 |
| Underpin A Building near North Lincolnshire | £25 | £195 |
| Underpin A Building near Bridlington | £28 | £211 |
| Underpin A Building near East Lindsey | £26 | £188 |
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 - £17,386

Two storey extension - £87,828

Build a timber frame extension - £25,886

Build a swimming pool - £80,886

Single storey extension - £52,712

Side return extension - £40,213

Install an RSJ - £2,086

Outbuilding - £9,886

Build a Mansard loft conversion - £51,886

Loft conversion - £32,678

Build a kitchen extension - £41,886

Hip to gable loft conversion - £41,886

Granny annexe - £86,886

Garden office - £9,886

Convert a Garage - £15,886

Garage - £18,386

Build a flat roof extension - £21,886

Build a dormer loft conversion - £41,886

Concrete foundations - £6,136

Convert a bungalow loft - £28,886

Convert a basement - £36,213