Mark Simms
33 years experience focussing on full home refurbishments, extensions, kitchens & bathrooms, rubber roofing, floor screed & loft conversion...
Need an Extension Builder in CV3? Mint Landscaping has been helping local clients (20 mile radius) with their extension buildering jobs for many ye...
Need an Extension Builder in CV3? Barrys Home & Maintenance has been helping local clients (20 mile radius) with their extension buildering jobs fo...
COS CONSTRUCTION LTD is an established and experienced local extension builder in CV3. Please contact us for a free, no obligation quote and compet...
B T
BTDoor Repairs is an established extension buildering business in CV3. We come highly recommended and provide competitive quotes for your work.
...Sean McKervey
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £86,992
At SMM-PD we are not restrained by traditional thinking, we appreciate our clients needs and understand the importance of solving solutions and del...
From £86,608
Need an Extension Builder in CV3? GC BUILDING AND SERVICES LTD has been helping local clients (20 mile radius) with their extension buildering jobs...

Building a granny annexe ranges from £86,472 (Simms Building Services Ltd based in CV2) to £86,992 (SMM PD based in CV1), 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 CV3 by posting a job with HaMuch. We will send it to extension builders in CV3 who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Coventry | £29 | £226 |
| Granny Annexe near Kenilworth | £30 | £229 |
| Granny Annexe near Bedworth | £28 | £219 |
| Granny Annexe near Nuneaton & Bedworth | £28 | £218 |
| Granny Annexe near Leamington Spa | £27 | £212 |
| Granny Annexe near Warwick | £28 | £213 |
| Granny Annexe near Rugby | £31 | £224 |
| Granny Annexe near Nuneaton | £29 | £225 |
| Granny Annexe near Knowle | £31 | £241 |
| Granny Annexe near Hinckley | £29 | £224 |
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 - £17,256

Two storey extension - £87,634

Build a timber frame extension - £25,756

Build a swimming pool - £80,756

Single storey extension - £50,120

Side return extension - £38,755

Install an RSJ - £1,956

Outbuilding - £9,756

Build a Mansard loft conversion - £51,756

Loft conversion - £31,463

Build a kitchen extension - £41,756

Hip to gable loft conversion - £41,756

Granny annexe - £86,756

Garden office - £9,756

Convert a Garage - £15,756

Garage - £18,256

Build a flat roof extension - £21,756

Build a dormer loft conversion - £41,756

Concrete foundations - £6,006

Convert a bungalow loft - £28,756

Convert a basement - £34,755