From £17,172
Trusted and professional extension builder in Topsham. Experienced in all extension buildering work and keeping within budget and on quote. C P Con...
From £17,012
Relax... you have found a reliable extension builder in Topsham. KARLINE CONSTRUCTION LTD is a friendly and reliable company based in Topsham who c...
From £17,500
Reliable family run business established in 2003. All work previously undertaken has been generated purely through word of mouth and recommendation...
From £17,324
Livewest is a trusted extension builder serving customers in Topsham and the surrounding area. Contact us to today to get a competitive quote for e...
From £17,420
Need an Extension Builder in Topsham? Sales Consultant - LiveWest has been helping local clients (20 mile radius) with their extension buildering j...
From £17,276
Relax... you have found a reliable extension builder in Topsham. R BREWER CONSTRUCTION LTD is a friendly and reliable company based in Topsham who ...
From £17,452
The House Mechanic are here to help customers who need an Extension Builder in Topsham. We offer a competitive rate to complete all your extension ...
From £17,132
F8 CONSTRUCTION LIMITED is an established extension buildering business in Topsham. We come highly recommended and provide competitive quotes for y...
From £17,476
Blake Services is a trusted extension builder serving customers in Topsham and the surrounding area. Contact us to today to get a competitive quote...
From £17,348
A successful East Devon Building Contractor with a solid 35-years combined experience and reputation.Build One is the brainchild of Dan Walkey and ...

Underpinning ranges from £17,012 (KARLINE CONSTRUCTION LTD based in EX2) to £17,500 (WEBB & SONS (SW) LTD based in EX1), 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 Topsham by posting a job with HaMuch and we will send it to extension builders in Topsham.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Exeter | £27 | £221 |
| Underpin A Building near Exmouth | £24 | £210 |
| Underpin A Building near East Devon | £27 | £221 |
| Underpin A Building near Teignbridge | £27 | £260 |
| Underpin A Building near Newton Abbot | £27 | £236 |
| Underpin A Building near Torquay | £28 | £223 |
| Underpin A Building near Tiverton | £25 | £202 |
| Underpin A Building near Torbay | £27 | £223 |
| Underpin A Building near Paignton | £27 | £222 |
| Underpin A Building near Taunton | £31 | £242 |
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 - £17,311

Two storey extension - £87,717

Build a timber frame extension - £25,811

Build a swimming pool - £80,811

Single storey extension - £51,224

Side return extension - £39,376

Install an RSJ - £2,011

Outbuilding - £9,811

Build a Mansard loft conversion - £51,811

Loft conversion - £31,980

Build a kitchen extension - £41,811

Hip to gable loft conversion - £41,811

Granny annexe - £86,811

Garden office - £9,811

Convert a Garage - £15,811

Garage - £18,311

Build a flat roof extension - £21,811

Build a dormer loft conversion - £41,811

Concrete foundations - £6,061

Convert a bungalow loft - £28,811

Convert a basement - £35,376