Apsley Wall Ltd is an established extension buildering business in RH19. We come highly recommended and provide competitive quotes for your work.
Trusted and professional extension builder in RH19. Experienced in all extension buildering work and keeping within budget and on quote. Dance & Co...
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
Relax... you have found a reliable extension builder in RH19. HOWCROFTS BUILDING SERVICES is a friendly and reliable company based in RH19 who cons...
From £86,600
J Taylor
Taylor Building & Maintenance Services is an established extension buildering business in RH19. We come highly recommended and provide competitive ...
From £87,016
Relax... you have found a reliable extension builder in RH19. JESMOR CONSTRUCTION LTD is a friendly and reliable company based in RH19 who consider...
From £86,528
Adam Harman
AJH Construction and Fencing is an established extension buildering business in RH19. We come highly recommended and provide competitive quotes fo...
From £87,056
Whitehouse Build & Design Ltd is an established and experienced local extension builder in RH19. Please contact us for a free, no obligation quote ...
From £87,224
GB Brickwork is a trusted extension builder serving customers in RH19 and the surrounding area. Contact us to today to get a competitive quote for ...
From £86,824
James Knott & Son Ltd are here to help customers who need an Extension Builder in RH19. We offer a competitive rate to complete all your extension ...

Building a granny annexe ranges from £86,528 (AJH Construction and Fencing based in RH19) to £87,336 (Dance & Co Developments based in RH19), 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 RH19 by posting a job with HaMuch. We will send it to extension builders in RH19 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near East Grinstead | £37 | £259 |
| Granny Annexe near Crawley | £38 | £255 |
| Granny Annexe near Horley | £38 | £258 |
| Granny Annexe near Mid Sussex | £35 | £261 |
| Granny Annexe near Haywards Heath | £35 | £256 |
| Granny Annexe near Crowborough | £36 | £258 |
| Granny Annexe near Redhill | £41 | £269 |
| Granny Annexe near Caterham | £43 | £272 |
| Granny Annexe near Reigate | £40 | £270 |
| Granny Annexe near Tunbridge Wells | £37 | £258 |
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 - £17,464

Two storey extension - £87,946

Build a timber frame extension - £25,964

Build a swimming pool - £80,964

Single storey extension - £54,280

Side return extension - £41,095

Install an RSJ - £2,164

Outbuilding - £9,964

Build a Mansard loft conversion - £51,964

Loft conversion - £33,413

Build a kitchen extension - £41,964

Hip to gable loft conversion - £41,964

Granny annexe - £86,964

Garden office - £9,964

Convert a Garage - £15,964

Garage - £18,464

Build a flat roof extension - £21,964

Build a dormer loft conversion - £41,964

Concrete foundations - £6,214

Convert a bungalow loft - £28,964

Convert a basement - £37,095