From £86,808
Boyle Construction Glasgow Ltd is a trusted extension builder serving customers in Thornliebank and the surrounding area. Contact us to today to ge...
From £87,184
Our building services company JB All Trades Ltd has thirty-three years experience and we have been helping customers in Glasgow and the surrounding...
From £86,784
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,296
Trusted and professional extension builder in Thornliebank. Experienced in all extension buildering work and keeping within budget and on quote. De...
From £86,664
Need an Extension Builder in Thornliebank? J & S Autos (Glasgow) Ltd has been helping local clients (20 mile radius) with their extension builderin...
From £86,952
Relax... you have found a reliable extension builder in Thornliebank. Green Olive Projects LTD is a friendly and reliable company based in Thornlie...
From £87,256
We are a full design & build consultancy offering project management services targeting small to medium residential projects such as kitchen & bath...
From £87,264
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,280
Relax... you have found a reliable extension builder in Thornliebank. Arkiton is a friendly and reliable company based in Thornliebank who consider...

Building a granny annexe ranges from £86,664 (J & S Autos (Glasgow) Ltd based in G51) to £87,312 (KFM Developments LTD based in G52), 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 Thornliebank by posting a job with HaMuch. We will send it to extension builders in Thornliebank who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Giffnock | £30 | £223 |
| Granny Annexe near Newton Mearns | £30 | £224 |
| Granny Annexe near Rutherglen | £29 | £218 |
| Granny Annexe near Barrhead | £31 | £223 |
| Granny Annexe near Glasgow | £29 | £221 |
| Granny Annexe near Paisley | £30 | £223 |
| Granny Annexe near Cambuslang | £29 | £213 |
| Granny Annexe near East Kilbride | £29 | £207 |
| Granny Annexe near Renfrew | £29 | £224 |
| Granny Annexe near Blantyre | £28 | £207 |
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 - £17,580

Two storey extension - £88,120

Build a timber frame extension - £26,080

Build a swimming pool - £81,080

Single storey extension - £56,600

Side return extension - £42,400

Install an RSJ - £2,280

Outbuilding - £10,080

Build a Mansard loft conversion - £52,080

Loft conversion - £34,500

Build a kitchen extension - £42,080

Hip to gable loft conversion - £42,080

Granny annexe - £87,080

Garden office - £10,080

Convert a Garage - £16,080

Garage - £18,580

Build a flat roof extension - £22,080

Build a dormer loft conversion - £42,080

Concrete foundations - £6,330

Convert a bungalow loft - £29,080

Convert a basement - £38,400