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Steve Bannister
We are a small family run business with over 20 years experience in brickwork, bathroom/kitchen fitting, roofing, landscaping, fencing, tiling and ...
Chris Bond
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.
Devscapes is an established extension buildering business in Portsmouth. We come highly recommended and provide competitive quotes for your work.
Rob Butler
Need to find an Extension Builder near you for all your extension buildering work?
Oakstone Developments provides a local, trusted extensio...
Park Building Services Ltd is a trusted extension builder serving customers in Portsmouth and the surrounding area. Contact us to today to get a co...
Tao Peskett
TP Developments are here to help customers who need an Extension Builder in Portsmouth. We offer a competitive rate to complete all your extension ...
O NEILL CONSTRUCTION LTD is an established extension buildering business in Portsmouth. We come highly recommended and provide competitive quotes f...
Portsmouth, PO2
Experienced extension builder ready to quote for your work. Shepperd Developments is the best extension builder in Portsmouth. No obligation free q...
Experienced extension builder ready to quote for your work. Portsmouth Building Repairs is the best extension builder in Portsmouth. No obligation ...
Peter Fenn Property is a trusted extension builder serving customers in Portsmouth and the surrounding area. Contact us to today to get a competiti...

The cost of installing a swimming pool in Portsmouth ranges from £80,752 (Park Building Services Ltd based in PO9) to £82,096 (R&B Property Improvements based in PO9), but the best way to get an idea of how much you'll spend is to get actual quotes.
Post your job on HaMuch now and we'll put you in touch with extension builders in Portsmouth.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Swimming Pool near Portsmouth | £36 | £250 |
| Build A Swimming Pool near Gosport | £35 | £246 |
| Build A Swimming Pool near Fareham | £35 | £250 |
| Build A Swimming Pool near Lee-on-the-Solent | £35 | £249 |
| Build A Swimming Pool near Havant & Waterloo | £35 | £248 |
| Build A Swimming Pool near Havant | £35 | £249 |
| Build A Swimming Pool near Waterlooville | £36 | £250 |
| Build A Swimming Pool near Horndean | £36 | £254 |
| Build A Swimming Pool near Ryde | £34 | £255 |
| Build A Swimming Pool near Locks Heath | £33 | £240 |
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 - £17,569

Two storey extension - £88,103

Build a timber frame extension - £26,069

Build a swimming pool - £81,069

Single storey extension - £56,376

Side return extension - £42,274

Install an RSJ - £2,269

Outbuilding - £10,069

Build a Mansard loft conversion - £52,069

Loft conversion - £34,395

Build a kitchen extension - £42,069

Hip to gable loft conversion - £42,069

Granny annexe - £87,069

Garden office - £10,069

Convert a Garage - £16,069

Garage - £18,569

Build a flat roof extension - £22,069

Build a dormer loft conversion - £42,069

Concrete foundations - £6,319

Convert a bungalow loft - £29,069

Convert a basement - £38,274