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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...
Need an Extension Builder in Colnbrook? S.K Singh has been helping local clients (10 mile radius) with their extension buildering jobs for many yea...
GMB BUILDING SERVICES is an established and experienced local extension builder in Colnbrook. Please contact us for a free, no obligation quote and...
Nirvair Builders is an established extension buildering business in Colnbrook. We come highly recommended and provide competitive quotes for your w...
Trusted and professional extension builder in Colnbrook. Experienced in all extension buildering work and keeping within budget and on quote. DC Bu...
Bill Matharu
Matharu Buildings is an established extension buildering business in Colnbrook. We come highly recommended and provide competitive quotes for your ...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Trusted and professional extension builder in Colnbrook. Experienced in all extension buildering work and keeping within budget and on quote. SME B...
From 2007 – 2015 David Rudelhoff (Founder and Director) was the Property Manager for a high profile, high net worth family. During that time, in ...

Mansard loft conversions range from the cheapest installation of £51,888 (Nirvair Builders based in UB3) to the dearest of around £52,432 (GMB BUILDING SERVICES based in UB8).
While these estimates give you a good idea how much you'll pay for a mansard loft conversion, the only way to get an accurate price is to get real quotes from real builders.
Get quotes to install a mansard loft conversion in Colnbrook by posting a job with HaMuch and we'll send it to extension builders in Colnbrook.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Mansard Loft Conversion near Slough | £42 | £272 |
| Build A Mansard Loft Conversion near Windsor & Maidenhead | £42 | £272 |
| Build A Mansard Loft Conversion near Windsor | £41 | £271 |
| Build A Mansard Loft Conversion near Staines-upon-Thames | £42 | £269 |
| Build A Mansard Loft Conversion near Egham | £42 | £266 |
| Build A Mansard Loft Conversion near Hillingdon | £43 | £276 |
| Build A Mansard Loft Conversion near Gerrards Cross | £43 | £283 |
| Build A Mansard Loft Conversion near Maidenhead | £41 | £273 |
| Build A Mansard Loft Conversion near Ascot | £41 | £276 |
| Build A Mansard Loft Conversion near Sunbury-on-Thames | £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 - £17,714

Two storey extension - £88,322

Build a timber frame extension - £26,214

Build a swimming pool - £81,214

Single storey extension - £59,288

Side return extension - £43,912

Install an RSJ - £2,414

Outbuilding - £10,214

Build a Mansard loft conversion - £52,214

Loft conversion - £35,760

Build a kitchen extension - £42,214

Hip to gable loft conversion - £42,214

Granny annexe - £87,214

Garden office - £10,214

Convert a Garage - £16,214

Garage - £18,714

Build a flat roof extension - £22,214

Build a dormer loft conversion - £42,214

Concrete foundations - £6,464

Convert a bungalow loft - £29,214

Convert a basement - £39,912