From £87,748
Diamond Wight Building is an established and experienced local extension builder in PO37. Please contact us for a free, no obligation quote and com...
From £87,700
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,000
With an interest in architecture and interior design I’ve always enjoyed being creative with RAW materials and building something different.Havin...
From £88,252
MJP Building Services are here to help customers who need an Extension Builder in PO37. We offer a competitive rate to complete all your extension ...
From £88,036
Experienced extension builder ready to quote for your work. STONEHAM CONSTRUCTION LIMITED is the best extension builder in PO37. No obligation free...
From £88,072
for a reliable friendly family business catering for the clients wishes.
From £87,820
P D Builders is an established and experienced local extension builder in PO37. Please contact us for a free, no obligation quote and competitive r...
From £87,796
Need to find an Extension Builder near you for all your extension buildering work?
Glenn Millmore provides a local, trusted extension build...

Costs range from £87,016 (G A Headlam based in PO38) to £88,252 (MJP Building Services based in PO38), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
Post your job on HaMuch and we'll send it to extension builders to PO37.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Isle of Wight | £34 | £246 |
| Two Storey Extension near Gosport | £35 | £246 |
| Two Storey Extension near Lee-on-the-Solent | £35 | £249 |
| Two Storey Extension near Portsmouth | £36 | £250 |
| Two Storey Extension near Fareham | £35 | £250 |
| Two Storey Extension near Locks Heath | £33 | £240 |
| Two Storey Extension near Havant & Waterloo | £35 | £248 |
| Two Storey Extension near Havant | £35 | £249 |
| Two Storey Extension near Waterlooville | £36 | £250 |
| Two Storey Extension 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 - £17,373

Two storey extension - £87,809

Build a timber frame extension - £25,873

Build a swimming pool - £80,873

Single storey extension - £52,456

Side return extension - £40,069

Install an RSJ - £2,073

Outbuilding - £9,873

Build a Mansard loft conversion - £51,873

Loft conversion - £32,558

Build a kitchen extension - £41,873

Hip to gable loft conversion - £41,873

Granny annexe - £86,873

Garden office - £9,873

Convert a Garage - £15,873

Garage - £18,373

Build a flat roof extension - £21,873

Build a dormer loft conversion - £41,873

Concrete foundations - £6,123

Convert a bungalow loft - £28,873

Convert a basement - £36,069