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Select your affordable Girton extension builder
J & N Contracts Cambs Ltd is an established and experienced local extension builder in Girton. Please contact us for a free, no obligation quote an...
Comprehensive, Intelligent Construction Service offering Domestic and Commercial Buildings, Barn, Basement and Loft Conversions, Renovation & Refur...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Relax... you have found a reliable extension builder in Girton. CROWNBUILD is a friendly and reliable company based in Girton who consider no job a...
Mickey Woolfe
Need to find an Extension Builder near you for all your extension buildering work?
M Woolfe Builders & Carpenters provides a local, trusted...
Inspire Carpentry and Construction Ltd is an established and experienced local extension builder in Girton. Please contact us for a free, no obliga...
Relax... you have found a reliable extension builder in Girton. D Stebbings is a friendly and reliable company based in Girton who consider no job ...
From £17,908
Need to find an Extension Builder near you for all your extension buildering work?
Louise Swarbrick Design provides a local, trusted extens...
From £17,772
Trusted and professional extension builder in Girton. Experienced in all extension buildering work and keeping within budget and on quote. IJC Buil...
From £17,476
Need an Extension Builder in Girton? SturdyBuild has been helping local clients (20 mile radius) with their extension buildering jobs for many year...

Underpinning ranges from £17,420 (Inspire Carpentry and Construction Ltd based in CB24) to £18,300 (J & N Contracts Cambs Ltd based in CB23), 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 Girton by posting a job with HaMuch and we will send it to extension builders in Girton.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Cambridge | £41 | £275 |
| Underpin A Building near South Cambridgeshire | £50 | £315 |
| Underpin A Building near Huntingdon | £38 | £284 |
| Underpin A Building near St Neots | £51 | £318 |
| Underpin A Building near Biggleswade | £41 | £268 |
| Underpin A Building near Ely | £40 | £279 |
| Underpin A Building near Huntingdonshire | £36 | £290 |
| Underpin A Building near Letchworth | £44 | £283 |
| Underpin A Building near Haverhill | £37 | £260 |
| Underpin A Building near North Hertfordshire | £44 | £283 |
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 - £17,746

Two storey extension - £88,370

Build a timber frame extension - £26,246

Build a swimming pool - £81,246

Single storey extension - £59,928

Side return extension - £44,272

Install an RSJ - £2,446

Outbuilding - £10,246

Build a Mansard loft conversion - £52,246

Loft conversion - £36,060

Build a kitchen extension - £42,246

Hip to gable loft conversion - £42,246

Granny annexe - £87,246

Garden office - £10,246

Convert a Garage - £16,246

Garage - £18,746

Build a flat roof extension - £22,246

Build a dormer loft conversion - £42,246

Concrete foundations - £6,496

Convert a bungalow loft - £29,246

Convert a basement - £40,272