From £26,192
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 £26,008
Whites Carpentry & Building prides in delivering an excellent extension buildering service and value for money in PO7 and the surrounding areas. O...
From £27,096
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 £26,144
We are a small family run business with over 20 years experience in brickwork, bathroom/kitchen fitting, roofing, landscaping, fencing, tiling and ...
From £26,112
Futureways Design and Build are here to help customers who need an Extension Builder in PO7. We offer a competitive rate to complete all your exten...
From £25,752
Park Building Services Ltd is a trusted extension builder serving customers in PO7 and the surrounding area. Contact us to today to get a competiti...
From £26,376
Giles Dixon is an experienced Project Manager with over 30 years experience, having worked from the ground up starting in 1984 as an apprentice ele...
From £26,128
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £26,056
K A Griffin General Builder is an established extension buildering business in PO7. We come highly recommended and provide competitive quotes for y...
From £25,768
Trusted and professional extension builder in PO7. Experienced in all extension buildering work and keeping within budget and on quote. Paul Ramsey...

A timber frame extension built in PO7 typically ranges from £25,752 (Park Building Services Ltd based in PO9) to £27,096 (R&B Property Improvements based in PO9), but this will vary depending on the size of your extension, the design features you'd like and what your soil is like for the foundations.
Comparing extension builders estimates for building a timber frame extension gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build a timber frame extension in PO7 by posting a job with HaMuch and we'll send it to extension builders in PO7.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Timber Frame Extension near Waterlooville | £36 | £250 |
| Build A Timber Frame Extension near Horndean | £35 | £253 |
| Build A Timber Frame Extension near Havant | £35 | £249 |
| Build A Timber Frame Extension near Havant & Waterloo | £35 | £248 |
| Build A Timber Frame Extension near Portsmouth | £36 | £250 |
| Build A Timber Frame Extension near Fareham | £35 | £250 |
| Build A Timber Frame Extension near Gosport | £35 | £246 |
| Build A Timber Frame Extension near Lee-on-the-Solent | £35 | £249 |
| Build A Timber Frame Extension near Locks Heath | £33 | £240 |
| Build A Timber Frame Extension near Chichester | £34 | £242 |
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 - £17,663

Two storey extension - £88,245

Build a timber frame extension - £26,163

Build a swimming pool - £81,163

Single storey extension - £58,264

Side return extension - £43,336

Install an RSJ - £2,363

Outbuilding - £10,163

Build a Mansard loft conversion - £52,163

Loft conversion - £35,280

Build a kitchen extension - £42,163

Hip to gable loft conversion - £42,163

Granny annexe - £87,163

Garden office - £10,163

Convert a Garage - £16,163

Garage - £18,663

Build a flat roof extension - £22,163

Build a dormer loft conversion - £42,163

Concrete foundations - £6,413

Convert a bungalow loft - £29,163

Convert a basement - £39,336