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Chris Czerwinski
About us: Buildmac Ltd is a well-established, trustworthy, reliable and professional business based in High Wycombe, covering all surrounding areas...
Relax... you have found a reliable extension builder in Hazlemere. ABC Associates STRUCTURES 4 U is a friendly and reliable company based in Hazlem...
Need to find an Extension Builder near you for all your extension buildering work?
6:59 Ltd provides a local, trusted extension buildering ...
Relax... you have found a reliable extension builder in Hazlemere. Building High Wycombe is a friendly and reliable company based in Hazlemere who ...
Mitchell & Co Building & Renovations Ltd is an established extension buildering business in Hazlemere. We come highly recommended and provide compe...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Be Illuminated are here to help customers who need an Extension Builder in Hazlemere. We offer a competitive rate to complete all your extension bu...
Steve Knight Construction is a High Wycombe based Building Company with 38 years experience in all aspects of the Construction Industry. We are abl...
GREENWORKS CONSTRUCTION is an established and experienced local extension builder in Hazlemere. Please contact us for a free, no obligation quote a...
Need to find an Extension Builder near you for all your extension buildering work?
JAYEM BUILDING SERVICES LTD provides a local, trusted ex...

Building a granny annexe ranges from £87,032 (GREENWORKS CONSTRUCTION based in SL7) to £87,392 (Jesson ladscaping and construction based in hp15), 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 Hazlemere by posting a job with HaMuch. We will send it to extension builders in Hazlemere who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Hazlemere | £40 | £272 |
| Granny Annexe near High Wycombe | £39 | £272 |
| Granny Annexe near Wycombe | £40 | £271 |
| Granny Annexe near Chesham | £42 | £277 |
| Granny Annexe near Gerrards Cross | £43 | £283 |
| Granny Annexe near Maidenhead | £41 | £273 |
| Granny Annexe near Berkhamsted | £41 | £273 |
| Granny Annexe near Rickmansworth | £43 | £282 |
| Granny Annexe near Dacorum | £42 | £275 |
| Granny Annexe near Slough | £42 | £272 |
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 - £17,726

Two storey extension - £88,340

Build a timber frame extension - £26,226

Build a swimming pool - £81,226

Single storey extension - £59,528

Side return extension - £44,047

Install an RSJ - £2,426

Outbuilding - £10,226

Build a Mansard loft conversion - £52,226

Loft conversion - £35,873

Build a kitchen extension - £42,226

Hip to gable loft conversion - £42,226

Granny annexe - £87,226

Garden office - £10,226

Convert a Garage - £16,226

Garage - £18,726

Build a flat roof extension - £22,226

Build a dormer loft conversion - £42,226

Concrete foundations - £6,476

Convert a bungalow loft - £29,226

Convert a basement - £40,047