From £86,712
Trading since 1997 kitchens,bathrooms lofts patios roof work and much more
From £87,048
Trusted and professional extension builder in South Petherwin. Experienced in all extension buildering work and keeping within budget and on quote....
From £86,984
We are a construction company that have been providing professional high quality work for 25 years.
We work mainly with listed and period...
From £86,768
Need an Extension Builder in South Petherwin? NCN Building & Maintenance Ltd has been helping local clients (20 mile radius) with their extension b...
From £87,072
Experienced in extensions, renovations, home improvements, patios, fencing, landscaping, carpentry, plastering and general property maintenance. Ex...
From £86,352
Eastman Landscapes is a trusted extension builder serving customers in South Petherwin and the surrounding area. Contact us to today to get a compe...
From £87,288
Forty years of experience in our local community
From £87,144
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £86,960
M D A BUILDERS is an established extension buildering business in South Petherwin. We come highly recommended and provide competitive quotes for y...

Building a granny annexe ranges from £86,352 (Eastman Landscapes based in PL15) to £87,288 (Brian C Credicott based in PL19), 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 South Petherwin by posting a job with HaMuch. We will send it to extension builders in South Petherwin who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Plymouth | £30 | £230 |
| Granny Annexe near St Austell | £38 | £245 |
| Granny Annexe near Bideford | £22 | £174 |
| Granny Annexe near Newquay | £32 | £230 |
| Granny Annexe near Truro | £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 - £17,446

Two storey extension - £87,918

Build a timber frame extension - £25,946

Build a swimming pool - £80,946

Single storey extension - £53,912

Side return extension - £40,888

Install an RSJ - £2,146

Outbuilding - £9,946

Build a Mansard loft conversion - £51,946

Loft conversion - £33,240

Build a kitchen extension - £41,946

Hip to gable loft conversion - £41,946

Granny annexe - £86,946

Garden office - £9,946

Convert a Garage - £15,946

Garage - £18,446

Build a flat roof extension - £21,946

Build a dormer loft conversion - £41,946

Concrete foundations - £6,196

Convert a bungalow loft - £28,946

Convert a basement - £36,888