ADO Builders is a trusted extension builder serving customers in GU22 and the surrounding area. Contact us to today to get a competitive quote for ...
Need to find an Extension Builder near you for all your extension buildering work?
GS Wood Building Services provides a local, trusted exte...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Need to find an Extension Builder near you for all your extension buildering work?
Chim Me Sweep Chim Me Build provides a local, trusted ex...
Relax... you have found a reliable extension builder in GU22. DILCONSI CONSTRUCTION is a friendly and reliable company based in GU22 who consider n...
At RSS Building Services we are a team of highly trained tradesmen, with up to 30 years experience in the building trade. We endeavour to provide t...
Cannon Build Solutions is a local family-run building firm whose strong reliable reputation has been well established in North-West London and Buck...
Experienced extension builder ready to quote for your work. GM Bailey and Sons Ltd is the best extension builder in GU22. No obligation free quotes...
BETTER BUILDS (JAMES) is an established and experienced local extension builder in GU22. Please contact us for a free, no obligation quote and comp...
From £87,232
Experienced extension builder ready to quote for your work. Arrus Knoble Ltd is the best extension builder in GU22. No obligation free quotes and m...

Building a granny annexe ranges from £86,952 (ADO Builders based in GU22) to £87,464 (BETTER BUILDS (JAMES) based in GU21), 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 GU22 by posting a job with HaMuch. We will send it to extension builders in GU22 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Woking | £43 | £277 |
| Granny Annexe near New Haw | £43 | £273 |
| Granny Annexe near Guildford | £53 | £298 |
| Granny Annexe near Elmbridge | £43 | £277 |
| Granny Annexe near Walton-on-Thames | £43 | £277 |
| Granny Annexe near Great Bookham | £42 | £281 |
| Granny Annexe near Egham | £42 | £266 |
| Granny Annexe near Ascot | £41 | £276 |
| Granny Annexe near Ash Vale | £41 | £277 |
| Granny Annexe near Camberley | £41 | £282 |
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 - £17,691

Two storey extension - £88,287

Build a timber frame extension - £26,191

Build a swimming pool - £81,191

Single storey extension - £58,824

Side return extension - £43,651

Install an RSJ - £2,391

Outbuilding - £10,191

Build a Mansard loft conversion - £52,191

Loft conversion - £35,543

Build a kitchen extension - £42,191

Hip to gable loft conversion - £42,191

Granny annexe - £87,191

Garden office - £10,191

Convert a Garage - £16,191

Garage - £18,691

Build a flat roof extension - £22,191

Build a dormer loft conversion - £42,191

Concrete foundations - £6,441

Convert a bungalow loft - £29,191

Convert a basement - £39,651