From £86,896
Barlam Drylining Ltd are here to help customers who need an Extension Builder in NP22. We offer a competitive rate to complete all your extension b...
From £86,872
Need an Extension Builder in NP22? P.D.Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many years...
From £86,200
Very reliable honest and hard working guarantee all work clean and tidy first class work
From £86,784
Experienced extension builder ready to quote for your work. TOR BUILD is the best extension builder in NP22. No obligation free quotes and many hap...
From £86,792
T Porter Buiding is an established and experienced local extension builder in NP22. Please contact us for a free, no obligation quote and competiti...
From £86,632
Relax... you have found a reliable extension builder in NP22. Charles Marshall Contracting Ltd is a friendly and reliable company based in NP22 who...
From £86,760
Sharif General Builder is an established and experienced local extension builder in NP22. Please contact us for a free, no obligation quote and com...
From £86,728
Experienced extension builder ready to quote for your work. Limitlesskitchens is the best extension builder in NP22. No obligation free quotes and ...
From £86,760
Construction Jobs is an established and experienced local extension builder in NP22. Please contact us for a free, no obligation quote and competit...
From £86,984
Need to find an Extension Builder near you for all your extension buildering work?
PARTRIDGE - WILSON BUILDERS provides a local, trusted ex...

Building a granny annexe ranges from £86,200 (A.Gaddarn Builders based in NP11) to £86,984 (PARTRIDGE - WILSON BUILDERS based in NP44), but these are just estimates that can help give you an idea of who will be better value in your area.
The best thing to do is to get quotes to build a granny annexe in NP22 by posting a job with HaMuch. We will send it to extension builders in NP22 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Tredegar | £30 | £217 |
| Granny Annexe near Ebbw Vale | £30 | £217 |
| Granny Annexe near Merthyr Tydfil | £33 | £220 |
| Granny Annexe near Aberdare | £32 | £212 |
| Granny Annexe near Pontypool | £30 | £210 |
| Granny Annexe near Rhondda, Cynon, Taff | £31 | £209 |
| Granny Annexe near Pontypridd | £33 | £211 |
| Granny Annexe near Risca | £32 | £218 |
| Granny Annexe near Cwmbran | £43 | £219 |
| Granny Annexe near Rhondda | £31 | £206 |
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 - £17,241

Two storey extension - £87,611

Build a timber frame extension - £25,741

Build a swimming pool - £80,741

Single storey extension - £49,816

Side return extension - £38,584

Install an RSJ - £1,941

Outbuilding - £9,741

Build a Mansard loft conversion - £51,741

Loft conversion - £31,320

Build a kitchen extension - £41,741

Hip to gable loft conversion - £41,741

Granny annexe - £86,741

Garden office - £9,741

Convert a Garage - £15,741

Garage - £18,241

Build a flat roof extension - £21,741

Build a dormer loft conversion - £41,741

Concrete foundations - £5,991

Convert a bungalow loft - £28,741

Convert a basement - £34,584