From £17,096
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 £16,144
We are a small family run business with over 20 years experience in brickwork, bathroom/kitchen fitting, roofing, landscaping, fencing, tiling and ...
From £15,752
Park Building Services Ltd is a trusted extension builder serving customers in PO30 and the surrounding area. Contact us to today to get a competit...
From £16,144
Bailey Construction Services are here to help customers who need an Extension Builder in PO30. We offer a competitive rate to complete all your ext...
From £15,752
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £16,120
Need to find an Extension Builder near you for all your extension buildering work?
Mobile Services provides a local, trusted extension buil...
From £16,192
We are a Design and Build company based in Hampshire. Proud of our roots, we try to be the very best in the way we go about our business. Friendly...
From £15,960
ROB DINE CONSTRUCTION is an established and experienced local extension builder in PO30. Please contact us for a free, no obligation quote and comp...
From £16,136
Claytons Building and Roofing are here to help customers who need an Extension Builder in PO30. We offer a competitive rate to complete all your ex...
From £16,192
Trusted and professional extension builder in PO30. Experienced in all extension buildering work and keeping within budget and on quote. A W PAVING...

Garage conversions in PO30 typically range from £15,752 (Park Building Services Ltd based in PO9) to £17,096 (R&B Property Improvements based in PO9), but the only way to get an accurate cost for your specific project is to get quotes.
Post a job with HaMuch and we'll send it to extension builders in PO30 who will be happy to help.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Convert A Garage near Isle of Wight | £34 | £246 |
| Convert A Garage near Ryde | £34 | £255 |
| Convert A Garage near Lee-on-the-Solent | £35 | £249 |
| Convert A Garage near Gosport | £35 | £246 |
| Convert A Garage near Locks Heath | £33 | £240 |
| Convert A Garage near Fareham | £35 | £250 |
| Convert A Garage near Portsmouth | £36 | £250 |
| Convert A Garage near Southampton | £34 | £243 |
| Convert A Garage near Hedge End | £34 | £244 |
| Convert A Garage near Totton | £34 | £243 |
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 - £17,649

Two storey extension - £88,223

Build a timber frame extension - £26,149

Build a swimming pool - £81,149

Single storey extension - £57,976

Side return extension - £43,174

Install an RSJ - £2,349

Outbuilding - £10,149

Build a Mansard loft conversion - £52,149

Loft conversion - £35,145

Build a kitchen extension - £42,149

Hip to gable loft conversion - £42,149

Granny annexe - £87,149

Garden office - £10,149

Convert a Garage - £16,149

Garage - £18,649

Build a flat roof extension - £22,149

Build a dormer loft conversion - £42,149

Concrete foundations - £6,399

Convert a bungalow loft - £29,149

Convert a basement - £39,174