From £88,384
Back to Front Exterior Design Consultancy is a trusted extension builder serving customers in GU9 and the surrounding area. Contact us to today to ...
From £88,300
K Construction is a trusted extension builder serving customers in GU9 and the surrounding area. Contact us to today to get a competitive quote for...
From £88,492
Chapman Property Services is an established and experienced local extension builder in GU9. Please contact us for a free, no obligation quote and c...
From £88,048
Mitchells of Farnham is an established extension buildering business in GU9. We come highly recommended and provide competitive quotes for your wor...
From £88,684
MARSHELS ROOFING CONTRCTS LTD is a trusted extension builder serving customers in GU9 and the surrounding area. Contact us to today to get a compet...
From £88,228
PRESTIGE BUILDCARE LTD is a trusted extension builder serving customers in GU9 and the surrounding area. Contact us to today to get a competitive q...
From £87,892
COOKIE CONSTRUCTION is an established and experienced local extension builder in GU9. Please contact us for a free, no obligation quote and competi...
From £88,192
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £87,880
MAP Building is an established extension buildering business in GU9. We come highly recommended and provide competitive quotes for your work.
From £88,036
Modern life. Modern interiors.KoolCreations is a Surrey based bespoke interior creation company specialising in creating bespoke interiors using al...

Costs range from £87,880 (MAP Building based in GU11) to £88,684 (MARSHELS ROOFING CONTRCTS LTD based in GU10), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Farnham | £41 | £276 |
| Two Storey Extension near Aldershot | £41 | £275 |
| Two Storey Extension near Fleet | £41 | £270 |
| Two Storey Extension near Ash Vale | £41 | £277 |
| Two Storey Extension near Farnborough | £41 | £273 |
| Two Storey Extension near Waverley | £68 | £313 |
| Two Storey Extension near Camberley | £41 | £283 |
| Two Storey Extension near Sandhurst | £41 | £283 |
| Two Storey Extension near Guildford | £53 | £298 |
| Two Storey Extension near Woking | £43 | £277 |
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 - £17,642

Two storey extension - £88,214

Build a timber frame extension - £26,142

Build a swimming pool - £81,142

Single storey extension - £57,848

Side return extension - £43,102

Install an RSJ - £2,342

Outbuilding - £10,142

Build a Mansard loft conversion - £52,142

Loft conversion - £35,085

Build a kitchen extension - £42,142

Hip to gable loft conversion - £42,142

Granny annexe - £87,142

Garden office - £10,142

Convert a Garage - £16,142

Garage - £18,642

Build a flat roof extension - £22,142

Build a dormer loft conversion - £42,142

Concrete foundations - £6,392

Convert a bungalow loft - £29,142

Convert a basement - £39,102