From £6,258
Whites Carpentry & Building prides in delivering an excellent extension buildering service and value for money in PO12 and the surrounding areas. ...
From £7,346
We are a Small Family run business with over 30 years experience in the building trade, Carpentry is my main trade, with NVQ Level 2.
From £6,394
We are a small family run business with over 20 years experience in brickwork, bathroom/kitchen fitting, roofing, landscaping, fencing, tiling and ...
From £6,002
Park Building Services Ltd is a trusted extension builder serving customers in PO12 and the surrounding area. Contact us to today to get a competit...
From £6,378
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £6,306
K A Griffin General Builder is an established extension buildering business in PO12. We come highly recommended and provide competitive quotes for ...
From £6,474
Paul Stevens is a trusted extension builder serving customers in PO12 and the surrounding area. Contact us to today to get a competitive quote for ...
From £6,026
Been in the building trade for over 30years .have in that time worked all over the country on many different projects.
Have city &...
From £6,018
TP Developments are here to help customers who need an Extension Builder in PO12. We offer a competitive rate to complete all your extension builde...
From £6,394
Bailey Construction Services are here to help customers who need an Extension Builder in PO12. We offer a competitive rate to complete all your ext...

Concrete foundations range from the £6,002 (Park Building Services Ltd based in PO9) to £7,346 (R&B Property Improvements based in PO9) in PO12.
Comparing extension builders estimates for laying concrete foundations gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Find out the exact cost of laying concrete foundations in PO12 by posting a job with HaMuch. We will send it to extension builders who can give you a detailed quote.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Concrete Foundations near Gosport | £35 | £246 |
| Concrete Foundations near Lee-on-the-Solent | £35 | £249 |
| Concrete Foundations near Portsmouth | £36 | £250 |
| Concrete Foundations near Fareham | £35 | £250 |
| Concrete Foundations near Ryde | £34 | £255 |
| Concrete Foundations near Havant & Waterloo | £35 | £248 |
| Concrete Foundations near Waterlooville | £36 | £250 |
| Concrete Foundations near Havant | £35 | £249 |
| Concrete Foundations near Locks Heath | £33 | £240 |
| Concrete Foundations near Horndean | £35 | £253 |
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 - £17,610

Two storey extension - £88,164

Build a timber frame extension - £26,110

Build a swimming pool - £81,110

Single storey extension - £57,192

Side return extension - £42,733

Install an RSJ - £2,310

Outbuilding - £10,110

Build a Mansard loft conversion - £52,110

Loft conversion - £34,778

Build a kitchen extension - £42,110

Hip to gable loft conversion - £42,110

Granny annexe - £87,110

Garden office - £10,110

Convert a Garage - £16,110

Garage - £18,610

Build a flat roof extension - £22,110

Build a dormer loft conversion - £42,110

Concrete foundations - £6,360

Convert a bungalow loft - £29,110

Convert a basement - £38,733