Relax... you have found a reliable extension builder in G4. DS Builders is a friendly and reliable company based in G4 who consider no job as too b...
Adelphi Design & Construction Ltd is an established and experienced local extension builder in G4. Please contact us for a free, no obligation quot...
Need an Extension Builder in G4? Gman-Joinery & Builders has been helping local clients (20 mile radius) with their extension buildering jobs for m...
From £10,024
Whyte homes are here to help customers who need an Extension Builder in G4. We offer a competitive rate to complete all your extension buildering j...
From £10,192
If you’ve been searching for ‘Builder’s near me’ then look no further than KB Contractors . As local Builders, we’ve established...
From £9,984
nest is an established extension buildering business in G4. We come highly recommended and provide competitive quotes for your work.
From £10,280
Relax... you have found a reliable extension builder in G4. Arkiton is a friendly and reliable company based in G4 who consider no job as too big o...
From £9,952
Arkiton is one of the first combined architecture and construction companies in Glasgow, founded in 2017 by our in-house architect. Our aim is to s...
From £9,664
Need an Extension Builder in G4? J & S Autos (Glasgow) Ltd has been helping local clients (20 mile radius) with their extension buildering jobs for...

Outbuilding costs in G4 range from the cheapest of £9,392 (Premier Roofing based in G32) to the dearest of £10,296 (Gman-Joinery & Builders based in G13), but these are just estimates.
Comparing extension builders estimates for building an outbuilding gives you an idea of who will be better value, but the best way to compare costs is to get actual quotes.
Get rates and quotes to build an outbuilding in G4 by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Glasgow | £35 | £259 |
| Outbuilding near Bishopbriggs | £35 | £262 |
| Outbuilding near Rutherglen | £34 | £255 |
| Outbuilding near Bearsden | £34 | £263 |
| Outbuilding near Cambuslang | £34 | £250 |
| Outbuilding near Giffnock | £35 | £260 |
| Outbuilding near Renfrew | £35 | £264 |
| Outbuilding near Kirkintilloch | £35 | £258 |
| Outbuilding near Blantyre | £33 | £240 |
| Outbuilding near Paisley | £34 | £259 |
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 - £17,482

Two storey extension - £87,972

Build a timber frame extension - £25,982

Build a swimming pool - £80,982

Single storey extension - £54,632

Side return extension - £41,293

Install an RSJ - £2,182

Outbuilding - £9,982

Build a Mansard loft conversion - £51,982

Loft conversion - £33,578

Build a kitchen extension - £41,982

Hip to gable loft conversion - £41,982

Granny annexe - £86,982

Garden office - £9,982

Convert a Garage - £15,982

Garage - £18,482

Build a flat roof extension - £21,982

Build a dormer loft conversion - £41,982

Concrete foundations - £6,232

Convert a bungalow loft - £28,982

Convert a basement - £37,293