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
Grimsby, DN32
Need an Extension Builder in Grimsby? A F Beckett has been helping local clients (20 mile radius) with their extension buildering jobs for many yea...
From £17,956
Need to find an Extension Builder near you for all your extension buildering work?
One Stop Building and Property Solutions Ltd provides a ...
From £17,252
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £17,428
Relax... you have found a reliable extension builder in Grimsby. JOHN WILKINSON BUILDER LTD is a friendly and reliable company based in Grimsby who...
From £17,468
Relax... you have found a reliable extension builder in Grimsby. APPLEWOOD JOINERS&BUILDERS LTD is a friendly and reliable company based in Grimsby...
From £17,348
Dan's News youth club is an established and experienced local extension builder in Grimsby. Please contact us for a free, no obligation quote and c...
From £17,196
Absolute Finishes is an established extension buildering business in Grimsby. We come highly recommended and provide competitive quotes for your wo...
From £17,116
Need an Extension Builder in Grimsby? S.E.S Services has been helping local clients (20 mile radius) with their extension buildering jobs for many ...
From £17,188
JAK SITE SERVICES LIMITIED is an established extension buildering business in Grimsby. We come highly recommended and provide competitive quotes fo...

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 Grimsby by posting a job with HaMuch and we will send it to extension builders in Grimsby.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Grimsby | £32 | £246 |
| Underpin A Building near North East Lincolnshire | £32 | £246 |
| Underpin A Building near Cleethorpes | £32 | £246 |
| Underpin A Building near Hull | £29 | £223 |
| Underpin A Building near Willerby | £29 | £221 |
| Underpin A Building near East Lindsey | £27 | £198 |
| Underpin A Building near North Lincolnshire | £28 | £216 |
| Underpin A Building near Scunthorpe | £26 | £207 |
| Underpin A Building near East Riding | £29 | £223 |
| Underpin A Building near Beverley | £29 | £223 |
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 - £17,377

Two storey extension - £87,815

Build a timber frame extension - £25,877

Build a swimming pool - £80,877

Single storey extension - £52,536

Side return extension - £40,114

Install an RSJ - £2,077

Outbuilding - £9,877

Build a Mansard loft conversion - £51,877

Loft conversion - £32,595

Build a kitchen extension - £41,877

Hip to gable loft conversion - £41,877

Granny annexe - £86,877

Garden office - £9,877

Convert a Garage - £15,877

Garage - £18,377

Build a flat roof extension - £21,877

Build a dormer loft conversion - £41,877

Concrete foundations - £6,127

Convert a bungalow loft - £28,877

Convert a basement - £36,114