We send your job to ALL TN11 extension builders
Available extension builders in TN11 reply
Select your affordable TN11 extension builder
P & A CONSTRUCTION LIMITED is an established extension buildering business in TN11. We come highly recommended and provide competitive quotes for y...
From £17,396
M L Builders & Sons Limited is an established and experienced local extension builder in TN11. Please contact us for a free, no obligation quote an...
From £17,428
Nordic Sky Limited is an established and experienced local extension builder in TN11. Please contact us for a free, no obligation quote and competi...
From £17,524
Spend a Penny Installations Ltd is an established extension buildering business in TN11. We come highly recommended and provide competitive quotes ...
From £17,740
montyandbo is an established and experienced local extension builder in TN11. Please contact us for a free, no obligation quote and competitive rat...

Underpinning ranges from £17,396 (M L Builders & Sons Limited based in TN10) to £17,740 (Montyandbo based in TN4), 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 TN11 by posting a job with HaMuch and we will send it to extension builders in TN11.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Tonbridge | £38 | £254 |
| Underpin A Building near Tunbridge Wells | £37 | £258 |
| Underpin A Building near Sevenoaks | £38 | £234 |
| Underpin A Building near Larkfield | £41 | £253 |
| Underpin A Building near Crowborough | £36 | £258 |
| Underpin A Building near Maidstone | £40 | £255 |
| Underpin A Building near East Grinstead | £37 | £259 |
| Underpin A Building near Rochester | £39 | £254 |
| Underpin A Building near Caterham | £43 | £271 |
| Underpin A Building near Gravesend | £40 | £260 |
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 - £17,550

Two storey extension - £88,074

Build a timber frame extension - £26,050

Build a swimming pool - £81,050

Single storey extension - £55,992

Side return extension - £42,058

Install an RSJ - £2,250

Outbuilding - £10,050

Build a Mansard loft conversion - £52,050

Loft conversion - £34,215

Build a kitchen extension - £42,050

Hip to gable loft conversion - £42,050

Granny annexe - £87,050

Garden office - £10,050

Convert a Garage - £16,050

Garage - £18,550

Build a flat roof extension - £22,050

Build a dormer loft conversion - £42,050

Concrete foundations - £6,300

Convert a bungalow loft - £29,050

Convert a basement - £38,058