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Lee Townsend
Need to find an Extension Builder near you for all your extension buildering work?
Lp Townsend Brickwork provides a local, trusted extensio...
Jatinder Kahlon
Hi, I’m Jatinder. I’m a qualified electrician and gas safe registered professional with 10 years of experience in the trade. We specialise in l...
Need to find an Extension Builder near you for all your extension buildering work?
Slick Construction Ltd provides a local, trusted extensi...
From 2007 – 2015 David Rudelhoff (Founder and Director) was the Property Manager for a high profile, high net worth family. During that time, in ...
Experienced extension builder ready to quote for your work. A L King Services is the best extension builder in Staines-upon-thames. No obligation f...
ASAP Roofing & Exterior Maintenance is a trusted extension builder serving customers in Staines-upon-thames and the surrounding area. Contact us to...
Ani Mokashi is an established and experienced local extension builder in Staines-upon-thames. Please contact us for a free, no obligation quote and...
Lead by designer Richard Gordon, GDC is a London and Berkshire based Design & Build firm with a vast amount of experience in both the residential a...
Dub Solutions is a trusted extension builder serving customers in Staines-upon-thames and the surrounding area. Contact us to today to get a compet...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Comparing extension builders estimates for Loft conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes for the cost of a loft conversion in Staines-upon-thames by posting your job to extension builders in Staines-upon-thames.
"Loft conversion dormer" - SL3, job posted 06/11/24
"Loft conversion" - TW14, job posted 05/07/25
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Loft Conversion near Staines-upon-Thames | £42 | £269 |
| Loft Conversion near Egham | £42 | £266 |
| Loft Conversion near Sunbury-on-Thames | £43 | £273 |
| Loft Conversion near New Haw | £43 | £273 |
| Loft Conversion near Windsor & Maidenhead | £42 | £272 |
| Loft Conversion near Windsor | £41 | £271 |
| Loft Conversion near Walton-on-Thames | £43 | £277 |
| Loft Conversion near Slough | £42 | £272 |
| Loft Conversion near Ascot | £41 | £276 |
| Loft Conversion near Elmbridge | £44 | £278 |
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 - £17,740

Two storey extension - £88,360

Build a timber frame extension - £26,240

Build a swimming pool - £81,240

Single storey extension - £59,800

Side return extension - £44,200

Install an RSJ - £2,440

Outbuilding - £10,240

Build a Mansard loft conversion - £52,240

Loft conversion - £36,000

Build a kitchen extension - £42,240

Hip to gable loft conversion - £42,240

Granny annexe - £87,240

Garden office - £10,240

Convert a Garage - £16,240

Garage - £18,740

Build a flat roof extension - £22,240

Build a dormer loft conversion - £42,240

Concrete foundations - £6,490

Convert a bungalow loft - £29,240

Convert a basement - £40,200