We send your job to ALL GU3 extension builders
Available extension builders in GU3 reply
Select your affordable GU3 extension builder
ADO Builders is a trusted extension builder serving customers in GU3 and the surrounding area. Contact us to today to get a competitive quote for e...
From £11,200
Barnabas Zengo
Member since November 2022
BZ GARDENS specialise in creating and maintaining gardens and outdoor spaces across London, Greater London, Berkshire, Buckinghamshire, Hampshire, ...
Need to find an Extension Builder near you for all your extension buildering work?
ALDER CONSTRUCTION provides a local, trusted extension b...
Patrick Elson
Paramount Brickwork Limited is an established extension buildering business in GU3. We come highly recommended and provide competitive quotes for y...
Kevin Warne
K P WARNE BUILDERS is an established extension buildering business in GU3. We come highly recommended and provide competitive quotes for your work....
We provide structural engineering design and construction service (D&B) Our dedicated, enthusiastic and highly qualified staff to find the appropri...
Cannon Build Solutions is a local family-run building firm whose strong reliable reputation has been well established in North-West London and Buck...
From £10,264
Awb are here to help customers who need an Extension Builder in GU3. We offer a competitive rate to complete all your extension buildering jobs to ...
From £10,320
M &M GENERAL BUILDING is an established extension buildering business in GU3. We come highly recommended and provide competitive quotes for your wo...
From £12,608
Carl Hancock
With well over a decade of marketing and web design experience working for a variety of tradespeople from cleaners through to builders, Websites 4 ...

Outbuilding costs in GU3 range from the cheapest of £9,712 (K P WARNE BUILDERS based in GU7) to the dearest of £12,608 (Websites 4 Trades based in GU7), 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 GU3 by posting a job with HaMuch and we will send it to extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Outbuilding near Guildford | £53 | £298 |
| Outbuilding near Ash Vale | £41 | £277 |
| Outbuilding near Woking | £43 | £277 |
| Outbuilding near Aldershot | £41 | £275 |
| Outbuilding near Waverley | £68 | £313 |
| Outbuilding near Farnborough | £41 | £272 |
| Outbuilding near Farnham | £41 | £276 |
| Outbuilding near Camberley | £40 | £268 |
| Outbuilding near Fleet | £41 | £270 |
| Outbuilding near New Haw | £43 | £273 |
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 - £18,122

Two storey extension - £88,934

Build a timber frame extension - £26,622

Build a swimming pool - £81,622

Single storey extension - £67,448

Side return extension - £48,502

Install an RSJ - £2,822

Outbuilding - £10,622

Build a Mansard loft conversion - £52,622

Loft conversion - £39,585

Build a kitchen extension - £42,622

Hip to gable loft conversion - £42,622

Granny annexe - £87,622

Garden office - £10,622

Convert a Garage - £16,622

Garage - £19,122

Build a flat roof extension - £22,622

Build a dormer loft conversion - £42,622

Concrete foundations - £6,872

Convert a bungalow loft - £29,622

Convert a basement - £44,502