Steve Bannister
We are a small family run business with over 20 years experience in brickwork, bathroom/kitchen fitting, roofing, landscaping, fencing, tiling and ...
Anthony Withey
Trusted and professional extension builder in Lee-on-the-solent. Experienced in all extension buildering work and keeping within budget and on quot...
O NEILL CONSTRUCTION LTD is an established extension buildering business in Lee-on-the-solent. We come highly recommended and provide competitive q...
Experienced extension builder ready to quote for your work. Shepperd Developments is the best extension builder in Lee-on-the-solent. No obligation...
Experienced extension builder ready to quote for your work. Portsmouth Building Repairs is the best extension builder in Lee-on-the-solent. No obli...
Peter Fenn Property is a trusted extension builder serving customers in Lee-on-the-solent and the surrounding area. Contact us to today to get a co...
JKS Property is an established and experienced local extension builder in Lee-on-the-solent. Please contact us for a free, no obligation quote and ...
M.K Warner Building Services is an established extension buildering business in Lee-on-the-solent. We come highly recommended and provide competiti...
BUILD PROJECT LIMITED are here to help customers who need an Extension Builder in Lee-on-the-solent. We offer a competitive rate to complete all yo...

Underpinning ranges from £17,324 (P Pattison based in PO12) to £17,692 (A W PAVING LTD based in SO31), 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 Lee-on-the-solent by posting a job with HaMuch and we will send it to extension builders in Lee-on-the-solent.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Lee-on-the-Solent | £35 | £249 |
| Underpin A Building near Gosport | £35 | £246 |
| Underpin A Building near Fareham | £35 | £250 |
| Underpin A Building near Portsmouth | £36 | £250 |
| Underpin A Building near Ryde | £34 | £255 |
| Underpin A Building near Locks Heath | £33 | £240 |
| Underpin A Building near Isle of Wight | £34 | £246 |
| Underpin A Building near Hedge End | £34 | £244 |
| Underpin A Building near Waterlooville | £36 | £250 |
| Underpin A Building near Havant & Waterloo | £35 | £248 |
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 - £17,510

Two storey extension - £88,016

Build a timber frame extension - £26,010

Build a swimming pool - £81,010

Single storey extension - £55,208

Side return extension - £41,617

Install an RSJ - £2,210

Outbuilding - £10,010

Build a Mansard loft conversion - £52,010

Loft conversion - £33,848

Build a kitchen extension - £42,010

Hip to gable loft conversion - £42,010

Granny annexe - £87,010

Garden office - £10,010

Convert a Garage - £16,010

Garage - £18,510

Build a flat roof extension - £22,010

Build a dormer loft conversion - £42,010

Concrete foundations - £6,260

Convert a bungalow loft - £29,010

Convert a basement - £37,617