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Sean Fleming
We are a construction company that have been providing professional high quality work for 25 years.
We work mainly with listed and period...
"I would recommend Sean, he did a great job on my barn conversion." - BODMIN,reviewed 13/11/20, TREVOR JONES
M D A BUILDERS is an established extension buildering business in PL14. We come highly recommended and provide competitive quotes for your work.
From £86,992
Future Build Supplies Ltd are here to help customers who need an Extension Builder in PL14. We offer a competitive rate to complete all your extens...

Building a granny annexe ranges from £86,960 (M D A BUILDERS based in PL14) to £86,992 (Future Build Supplies Ltd based in PL14), 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 PL14 by posting a job with HaMuch. We will send it to extension builders in PL14 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 Newquay | £32 | £230 |
| Granny Annexe near Truro | £31 | £206 |
| Granny Annexe near Falmouth | £33 | £220 |
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 - £17,479

Two storey extension - £87,968

Build a timber frame extension - £25,979

Build a swimming pool - £80,979

Single storey extension - £54,573

Side return extension - £41,260

Install an RSJ - £2,179

Outbuilding - £9,979

Build a Mansard loft conversion - £51,979

Loft conversion - £33,550

Build a kitchen extension - £41,979

Hip to gable loft conversion - £41,979

Granny annexe - £86,979

Garden office - £9,979

Convert a Garage - £15,979

Garage - £18,479

Build a flat roof extension - £21,979

Build a dormer loft conversion - £41,979

Concrete foundations - £6,229

Convert a bungalow loft - £28,979

Convert a basement - £37,260